Mines in Harney County, Oregon
527Total
101Active
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| 00 Ranch Road | Pumice | Surface | Producer | MRDS |
| Altnow Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Beck Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Beede Desert | Diatomite | Surface | Producer | MRDS |
| Buchanan Site | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Burns Site | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Butler Hill Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Celatom Mine | Diatomite | Surface | Producer | MRDS |
| Choate Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Church Quarry | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Church Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Cinder Pit | Pumice | Surface | Producer | MRDS |
| Crane Rock | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Culp Site | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Edmunson Site | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Five Mile Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Five Mile Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Frenchglen | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Frenchglen | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Geothermal Well | Geothermal | Well | Producer | MRDS |
| Harney Rim | Semiprecious Gemstone | Surface | Producer | MRDS |
| Hebener Pit | Stone | Surface | Producer | MRDS |
| Hines Lumber Co. | Geothermal | Well | Producer | MRDS |
| Hines Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Hotchkiss Quarry #2 | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Hotchkiss Well | Geothermal | Well | Producer | MRDS |
| Island Ranch Well | Geothermal | Well | Producer | MRDS |
| Kings Hole Mine | Stone | Surface | Producer | MRDS |
| Lawen Site | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mp 122.5 Central Oregon Hwy. | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Mp 125.7 Central Oregon Hwy. | Pumice | Surface | Producer | MRDS |
| Mp 147.9 Centarl Oregon Hwy. | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mp 164.98 Central Oregon Hwy. | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Mp 24.6 Steens Hwy. | Pumice | Surface | Producer | MRDS |
| Mp 26.9 Steens Highway | Pumice | Surface | Producer | MRDS |
| Mp 51 Steens Hwy. | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Mp 57.7 Steens Hwy. | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Mp 86.9 | Stone, Crushed/Broken | Surface | Producer | MRDS |
| O. J. Thomas Well | Geothermal | Well | Producer | MRDS |
| Pike Creek Thunder Eggs | Semiprecious Gemstone | Surface | Producer | MRDS |
| Pit #1 | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Pit #5 | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Pit #6 | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Ponderosa Mine | Gemstone | Surface | Producer | MRDS |
| Riley Lake | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Roe Davis | Pumice | Surface | Producer | MRDS |
| Sage Hen Hill | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Sagenhen Hill | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Seneca Rock Products | Stone | Surface | Producer | MRDS |
| Sitz Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Solomon Canyon Community Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| South Riley Site | Stone, Crushed/Broken | Surface | Producer | MRDS |
| South Shore Harney Lake | Geothermal | Geothermal | Producer | MRDS |
| State Section 36 Pit | Diatomite | Surface | Producer | MRDS |
| Stinkingwater Pass/buchanan Site | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Sunset And Surprise Deposit | Manganese | Producer | MRDS | |
| Sweetwater Ranch | Stone | Surface | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Springs | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Springs | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Springs | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Springs | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Mine | Zeolites | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Pumice | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Volcanic Materials | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Volcanic Materials | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Pumice | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Pumice | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Volcanic Materials | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Prospect | Gemstone | Surface | Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Wagontire | Stone, Crushed/Broken | Surface | Producer | MRDS |
| West Riley Site | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Willow Creek #1 Community Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Wrights Point | Stone, Crushed/Broken | Surface | Producer | MRDS |
| 00 Ranch Road | Stone, Crushed/Broken | Past Producer | MRDS | |
| Ace Group | Copper | Surface | Prospect | MRDS |
| Adobe Flat | Gold | Past Producer | MRDS | |
| Adobe Flat | Gold | Surface | Prospect | MRDS |
| Ajax | Mercury | Surface | Prospect | MRDS |
| Alex-ladd | Uranium | Occurrence | MRDS | |
| Alex-ladd | Uranium | Occurrence | MRDS | |
| Alex-ladd | Silver | Surface | Occurrence | MRDS |
| Alexander | Mercury | Past Producer | MRDS | |
| Alexander Mine | Mercury | Underground | Past Producer | MRDS |
| Alvord Cave | Uranium | Occurrence | MRDS | |
| Alvord Cave | Uranium | Surface | Occurrence | MRDS |
| Alvord Cave Claim | Uranium | Occurrence | MRDS | |
| Alvord Desert Borates | Boron-Borates | Occurrence | MRDS | |
| Alvord Desert Borates | Boron-Borates | Surface | Occurrence | MRDS |
| Alvord Spring | Geothermal | Geothermal | Prospect | MRDS |
| Alvord Valley | Boron-Borates | Past Producer | MRDS | |
| An-a-5r Well | Geothermal | Well | Occurrence | MRDS |
| Apache | Mercury, Copper | Occurrence | MRDS | |
| Apache Prospect | Mercury | Surface | Prospect | MRDS |
| Arizona | Gold, Copper, Manganese | Occurrence | MRDS | |
| Arizona Copper Prospect | Gold | Surface | Prospect | MRDS |
| Arizona Group | Gold | Surface | Prospect | MRDS |
| Arrowhead | Gemstones | Surface | Abandoned | MSHA |
| Auzrite Mine | Gold | Past Producer | MRDS | |
| Auzrite Mine | Silver | Underground | Past Producer | MRDS |
| B & H Claims | Copper | Occurrence | MRDS | |
| B & H Claims | Gold | Surface | Prospect | MRDS |
| Baker Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Basalt Quarry | Stone | Past Producer | MRDS | |
| Basalt Quarry | Stone | Past Producer | MRDS | |
| Basque Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Beck Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Beede Desert | Diatomite | Past Producer | MRDS | |
| Big Bad John-willies Group | Copper | Surface | Occurrence | MRDS |
| Big Indian Mine | Gold | Placer | Occurrence | MRDS |
| Black Beauty | Gold | Surface | Occurrence | MRDS |
| Black Dog Group | Gold | Surface | Occurrence | MRDS |
| Black Hope Claim Group | Perlite | Occurrence | MRDS | |
| Black Hope Claim Group | Perlite | Surface | Occurrence | MRDS |
| Blair Group | Mercury, Barium-Barite, Copper | Occurrence | MRDS | |
| Blair Group | Mercury | Underground | Prospect | MRDS |
| Blue Bird Group | Gold | Placer | Occurrence | MRDS |
| Blue Boy | Mercury | Underground | Prospect | MRDS |
| Blue Bull | Mercury, Copper, Arsenic | Occurrence | MRDS | |
| Blue Bull Tunnel #1-2-3 | Copper | Underground | Prospect | MRDS |
| Blue Jay Claim | Gold | Surface | Occurrence | MRDS |
| Bonanza Claims | Gold | Surface-Underground | Prospect | MRDS |
| Brine Wells | Magnesite | Well | Occurrence | MRDS |
| Buchanan Site | Sand and Gravel, Construction | Past Producer | MRDS | |
| Buck Mountain-north | Gold | Past Producer | MRDS | |
| Buck Mountain-north | Gold | Surface | Prospect | MRDS |
| Buckhorn Mine | Gold | Placer | Occurrence | MRDS |
| Building Stone Quarry | Stone | Past Producer | MRDS | |
| Building Stone Quarry | Stone | Past Producer | MRDS | |
| Building Stone Quarry | Stone | Past Producer | MRDS | |
| Bullion Quartz Claim | Silver, Lead, Gold, Zinc | Occurrence | MRDS | |
| Bullion Quartz Claim | Gold | Underground | Prospect | MRDS |
| Burns Site | Stone | Past Producer | MRDS | |
| Butler Hill Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Cash Group | Copper | Occurrence | MRDS | |
| Cash-willow Creek Groups | Gold | Surface | Prospect | MRDS |
| Cawrse Well | Geothermal | Well | Occurrence | MRDS |
| Celatom Mine | Diatomite | Past Producer | MRDS | |
| Choate | Stone | Past Producer | MRDS | |
| Chukar Group | Gold | Surface-Underground | Prospect | MRDS |
| Chukar Group | Mercury | Underground | Prospect | MRDS |
| Church Quarry | Stone | Past Producer | MRDS | |
| Church Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Cinder Cone Claims 1-6 | Perlite | Surface | Prospect | MRDS |
| Cinder Pit | Stone, Crushed/Broken | Past Producer | MRDS | |
| Cinders Pit | Stone, Crushed/Broken | Past Producer | MRDS | |
| Cinders Pit | Stone, Crushed/Broken | Past Producer | MRDS | |
| Climax | Gold | Surface | Prospect | MRDS |
| Colony Creek | Gold | Surface | Prospect | MRDS |
| Coyote Rob | Gold | Surface | Prospect | MRDS |
| Coyote Roy | Gold | Surface | Prospect | MRDS |
| Crane Buchanan Mine | Stone | Past Producer | MRDS | |
| Crane Buchanan Mine | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Crane Hot Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Crane Rock | Stone | Past Producer | MRDS | |
| Crimson Rose | Mercury | Underground | Prospect | MRDS |
| Crusher #5 | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Culp Site | Stone | Past Producer | MRDS | |
| Daisy Claims | Gold | Underground | Occurrence | MRDS |
| Denio Basin Group | Gold | Surface-Underground | Prospect | MRDS |
| Denio Mountain Iron Prospect | Iron | Occurrence | MRDS | |
| Denio Mountain Iron Prospect | Iron | Surface | Occurrence | MRDS |
| Diamond Craters Prospect | Gold | Occurrence | MRDS | |
| Diamond Craters Prospect | Gold | Unknown | MRDS | |
| Dog Mtn. Oil Test | Geothermal | Well | Occurrence | MRDS |
| Dogami Grad. Drill Hole | Geothermal | Well | Occurrence | MRDS |
| Dogami Grad. Drill Hole | Geothermal | Well | Occurrence | MRDS |
| Dogami Grad. Well | Geothermal | Well | Occurrence | MRDS |
| Dorose | Mercury | Surface | Prospect | MRDS |
| Double Link | Mercury, Copper | Occurrence | MRDS | |
| Double Link Prospect | Mercury | Underground | Prospect | MRDS |
| Double-o Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Dry Well Community Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Duncan | Mercury, Gold | Occurrence | MRDS | |
| Duncan Prospect | Mercury | Underground | Prospect | MRDS |
| Dunn Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Edmunson Site | Sand and Gravel, Construction | Past Producer | MRDS | |
| Eileen | Mercury | Occurrence | MRDS | |
| Eileen | Mercury | Unknown | MRDS | |
| El Dorado | Mercury | Surface-Underground | Past Producer | MRDS |
| Eldorado Group | Mercury, Copper | Occurrence | MRDS | |
| Ethel May | Gold | Surface | Occurrence | MRDS |
| F & G Claims | Gold | Surface | Occurrence | MRDS |
| Farnham | Mercury, Gold | Past Producer | MRDS | |
| Farnham | Underground | Past Producer | MRDS | |
| Farnham Property | Copper | Occurrence | MRDS | |
| Farnham Property | Gold | Surface | Prospect | MRDS |
| Fields | Mercury | Surface | Prospect | MRDS |
| Fisher | Mercury | Past Producer | MRDS | |
| Fisher | Mercury | Surface-Underground | Past Producer | MRDS |
| Five Mile | Stone | Past Producer | MRDS | |
| Five Mile Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Flagstaff Butte | Gold, Silver | Past Producer | MRDS | |
| Flagstaff Butte | Gold | Surface | Prospect | MRDS |
| Flagstaff Butte Hot Spring | Geothermal | Geothermal | Past Producer | MRDS |
| Freeman Dorsey | Gold | Surface | Prospect | MRDS |
| Frenchglen | Stone | Past Producer | MRDS | |
| Frenchglen | Stone | Past Producer | MRDS | |
| Frenchglen Warm Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Globe | Mercury | Surface-Underground | Prospect | MRDS |
| Gloria Mercury Prospect | Mercury | Occurrence | MRDS | |
| Gloria Mercury Prospect | Mercury | Surface | Prospect | MRDS |
| Glow 1 And 2 | Gold | Surface | Prospect | MRDS |
| Gold Crown Claim | Gold | Placer | Occurrence | MRDS |
| Gold Prospect | Gold | Occurrence | MRDS | |
| Gold Queen Claim | Gold | Placer | Occurrence | MRDS |
| Golden No. 1 Claim | Gold | Surface | Occurrence | MRDS |
| Goodman Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Grace | Gold | Surface-Underground | Prospect | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gray Eagle | Gold | Surface | Occurrence | MRDS |
| Harmony | Mercury, Copper | Occurrence | MRDS | |
| Harmony Group | Mercury | Surface | Prospect | MRDS |
| Harney Lake Feldspar | Feldspar, Zeolites, Potassium | Occurrence | MRDS | |
| Harney Lake Feldspar | Feldspar | Surface | Occurrence | MRDS |
| Harney Lake Zeolites | Zeolites | Occurrence | MRDS | |
| Harney Lake Zeolites | Zeolites | Surface | Occurrence | MRDS |
| Harney Valley Development Co. Test | Geothermal | Well | Occurrence | MRDS |
| Head Light Mine | Gold | Placer | Occurrence | MRDS |
| Hebener Pit | Stone | Past Producer | MRDS | |
| Hines Higway Cut Stone Occurrence | Stone | Past Producer | MRDS | |
| Hines Higway Cut Stone Occurrence | Stone, Dimension | Surface | Occurrence | MRDS |
| Hines Quarry | Stone | Past Producer | MRDS | |
| Hoghouse Hot Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Homestretch | Gold | Placer | Occurrence | MRDS |
| Horse Head Mountain Prospect | Mercury | Occurrence | MRDS | |
| Horse Head Mountain Prospect | Mercury | Surface | Prospect | MRDS |
| Horseshoe Mining Claims | Mercury | Occurrence | MRDS | |
| Horseshoe Mining Claims | Mercury | Surface | Occurrence | MRDS |
| Hot Lake | Geothermal | Geothermal | Past Producer | MRDS |
| Hot Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Hotchkiss Quarry #2 | Stone | Past Producer | MRDS | |
| Howell Oil Test | Geothermal | Well | Occurrence | MRDS |
| Hughet Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Idol City Mine | Lead, Copper | Occurrence | MRDS | |
| Idol City Mines | Zinc | Underground | Past Producer | MRDS |
| Idol City Placers | Gold, Uranium, Mercury | Past Producer | MRDS | |
| Idol City Placers | Gold | Placer | Past Producer | MRDS |
| Irene's Group | Gold | Surface | Prospect | MRDS |
| Jack Doist Prospect | Zinc | Underground | Prospect | MRDS |
| Jack Pot | Mercury | Occurrence | MRDS | |
| Jack Pot Claim | Gold | Placer | Occurrence | MRDS |
| Jack Pot Claims | Mercury | Underground | Prospect | MRDS |
| Johnson Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Juniper Mercury Mine | Mercury | Occurrence | MRDS | |
| Juniper Mercury Mine | Mercury | Underground | Prospect | MRDS |
| Juniper Ridge Perlite | Perlite | Occurrence | MRDS | |
| Juniper Ridge Perlite | Perlite | Surface | Unknown | MRDS |
| Keystone | Gold | Surface | Occurrence | MRDS |
| King Coal | Gold | Surface | Prospect | MRDS |
| King Copper | Copper | Surface | Prospect | MRDS |
| Kings Hole Mine | Stone | Past Producer | MRDS | |
| Lady Washington Claim | Gold | Placer | Occurrence | MRDS |
| Langrell Uranium Prospect | Uranium | Prospect | MRDS | |
| Last Chance | Mercury | Occurrence | MRDS | |
| Last Chance Claims | Mercury | Surface | Prospect | MRDS |
| Lawen Site | Sand and Gravel, Construction | Past Producer | MRDS | |
| Lobo #3 | Uranium, Mercury | Occurrence | MRDS | |
| Lone Claim | Gold | Surface | Prospect | MRDS |
| Lone Star | Gold | Underground | Prospect | MRDS |
| Lower Sizemore Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Luck Canyon | Mercury | Surface | Occurrence | MRDS |
| Lucky Boy | Mercury | Occurrence | MRDS | |
| Lucky Boy | Mercury | Unknown | MRDS | |
| Lucky Dane Claims | Gold | Surface | Occurrence | MRDS |
| Lucky Star | Mercury, Copper, Barium-Barite | Occurrence | MRDS | |
| Lucky Star Group | Mercury | Surface-Underground | Prospect | MRDS |
| Lucky Strike | Mercury | Occurrence | MRDS | |
| Lucky Strike | Mercury | Surface | Prospect | MRDS |
| Lynch Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Mammoth No. 1 | Gold | Surface | Occurrence | MRDS |
| Max Sielaff Deposit | Copper | Occurrence | MRDS | |
| Max Sielaff Deposit | Copper | Occurrence | MRDS | |
| Mc Lean's Copper | Mercury | Occurrence | MRDS | |
| Mc Lean's Copper | Mercury | Unknown | MRDS | |
| Mclean Well | Geothermal | Well | Occurrence | MRDS |
| Mclean Well | Geothermal | Well | Occurrence | MRDS |
| Mickey Springs | Geothermal | Geothermal | Prospect | MRDS |
| Mile High | Mercury | Occurrence | MRDS | |
| Mile High | Mercury | Unknown | MRDS | |
| Millpond Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Missouri Group | Gold | Placer | Occurrence | MRDS |
| Mogul | Mercury | Past Producer | MRDS | |
| Mogul Mine | Mercury | Underground | Past Producer | MRDS |
| Mohawk Claim | Gold | Surface | Prospect | MRDS |
| Monolith | Gold | Surface | Prospect | MRDS |
| Mp 57.7 Steens Hwy | Stone | Past Producer | MRDS | |
| Mp 86.9 | Stone | Past Producer | MRDS | |
| Mp122.5 Central Oregon Hwy | Stone | Past Producer | MRDS | |
| Mp125.7 Central Oregon Hwy | Stone, Crushed/Broken | Past Producer | MRDS | |
| Mp147.9 Central Oregon Hwy | Sand and Gravel, Construction | Past Producer | MRDS | |
| Mp164.98 Central Oregon Hwy | Stone | Past Producer | MRDS | |
| Mp24.6 Steens Hwy | Stone, Crushed/Broken | Past Producer | MRDS | |
| Mp26.9 Steens Hwy | Stone, Crushed/Broken | Past Producer | MRDS | |
| Mp51 Steens Hwy | Stone | Past Producer | MRDS | |
| Nellie B | Mercury | Occurrence | MRDS | |
| Nellie B. Group | Mercury | Underground | Prospect | MRDS |
| No. 6 | Uranium | Occurrence | MRDS | |
| O'conner | Gold | Underground | Past Producer | MRDS |
| O'keefe | Mercury, Copper | Occurrence | MRDS | |
| O'keefe Claims | Mercury | Surface | Prospect | MRDS |
| Old Faithful No. 1 | Mercury | Occurrence | MRDS | |
| Old Faithful No. 1 | Mercury | Underground | Prospect | MRDS |
| Old Hopeful And New | Mercury | Occurrence | MRDS | |
| Old Hopeful And New | Mercury | Unknown | MRDS | |
| Ole Olsen Lode | Gold | Surface | Occurrence | MRDS |
| Otis Basin Diatomite | Diatomite | Occurrence | MRDS | |
| Otis Basin Diatomite | Diatomite | Surface | Prospect | MRDS |
| Paiute | Semiprecious Gemstone | Surface | Past Producer | MRDS |
| Pana No. 8 | Gemstones | Surface | Abandoned | MSHA |
| Pardee Mine | Silver, Lead, Copper, Gold | Occurrence | MRDS | |
| Pardee Mine | Gold | Underground | Past Producer | MRDS |
| Pearl Mine | Gold | Surface | Prospect | MRDS |
| Pedro Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Piaute | Gemstone | Past Producer | MRDS | |
| Pike | Mercury | Occurrence | MRDS | |
| Pike Claims | Mercury | Surface | Prospect | MRDS |
| Pike Creek | Uranium | Occurrence | MRDS | |
| Pike Creek | Uranium | Surface-Underground | Prospect | MRDS |
| Pike Creek Carnotite Claim | Uranium, Mercury | Occurrence | MRDS | |
| Pike Creek Carnotite Group | Uranium | Past Producer | MRDS | |
| Pit #1 | Stone | Past Producer | MRDS | |
| Pit #5 | Stone | Past Producer | MRDS | |
| Pit #6 | Sand and Gravel, Construction | Past Producer | MRDS | |
| Ponderosa Mine | Gemstones | Surface | Intermittent | MSHA |
| Ponderosa Sunstones | Gemstone | Past Producer | MRDS | |
| Portable Crusher | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Pot Hole | Mercury | Occurrence | MRDS | |
| Pothole Claims | Mercury | Surface | Prospect | MRDS |
| Pueblo Claim | Gold | Surface | Prospect | MRDS |
| Pueblo Group | Gold | Past Producer | MRDS | |
| Pueblo Mines | Barium-Barite | Occurrence | MRDS | |
| Pueblo Mines | Gold | Underground | Past Producer | MRDS |
| Pueblo Mining Co. Claims | Mercury | Occurrence | MRDS | |
| Pueblo Mining Co. Claims | Mercury | Unknown | MRDS | |
| Pueblo Mountain Limestone | Limestone, General | Surface | Occurrence | MRDS |
| Pueblo Mtn Limestone | Stone | Past Producer | MRDS | |
| Pueblo Valley Geothermal Project | Geothermal | Geothermal | Prospect | MRDS |
| Pumice Pit | Pumice | Past Producer | MRDS | |
| Quail | Gold | Surface | Prospect | MRDS |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Rabbit Hole | Mercury | Past Producer | MRDS | |
| Rabbit Hole | Mercury | Underground | Past Producer | MRDS |
| Raven | Gold | Surface | Occurrence | MRDS |
| Red Bull Claims | Copper | Prospect | MRDS | |
| Red Butte | Antimony | Past Producer | MRDS | |
| Red Butte Prospect | Antimony | Underground | Prospect | MRDS |
| Red Dome | Mercury | Surface | Prospect | MRDS |
| Red Hill | Copper, Mercury | Occurrence | MRDS | |
| Red Hill | Mercury | Occurrence | MRDS | |
| Red Hill | Mercury | Surface | Prospect | MRDS |
| Red Hill Manganese | Manganese | Occurrence | MRDS | |
| Red Hill Manganese | Manganese | Surface | Prospect | MRDS |
| Red King | Mercury, Copper | Occurrence | MRDS | |
| Red King Prospect | Mercury | Underground | Prospect | MRDS |
| Red Oxide Group | Gold | Surface | Occurrence | MRDS |
| Red Rock No. 1 | Mercury | Occurrence | MRDS | |
| Red Rock No. 1 | Mercury | Surface | Prospect | MRDS |
| Red Rock No. 6 | Mercury | Surface | Prospect | MRDS |
| Rhoads | Mercury, Barium-Barite | Occurrence | MRDS | |
| Rhoads Prospect | Uranium | Occurrence | MRDS | |
| Rhoads Prospect | Uranium | Surface-Underground | Prospect | MRDS |
| Riely Lake | Stone | Past Producer | MRDS | |
| Roadland Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Robert Smith | Gold | Surface | Occurrence | MRDS |
| Roe Davis | Stone, Crushed/Broken | Past Producer | MRDS | |
| Sage Hen Hill | Sand and Gravel, Construction | Past Producer | MRDS | |
| Sagehen Hill | Stone | Past Producer | MRDS | |
| Seneca Rock Products | Stone | Past Producer | MRDS | |
| Shamrock | Gold | Surface | Occurrence | MRDS |
| Sheeperder | Mercury | Surface | Prospect | MRDS |
| Shoshonee | Gemstone | Past Producer | MRDS | |
| Shoshonee | Semiprecious Gemstone | Surface | Past Producer | MRDS |
| Silver Blossom Prospect | Manganese | Occurrence | MRDS | |
| Silver Blossom Prospect | Manganese | Underground | Past Producer | MRDS |
| Skull Creek Community Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Snowbird Claim | Gold | Placer | Occurrence | MRDS |
| Sodhouse Spring | Geothermal | Geothermal | Occurrence | MRDS |
| South O'keefe | Mercury | Occurrence | MRDS | |
| South O'keefe | Mercury | Surface | Prospect | MRDS |
| South Riley Site | Stone | Past Producer | MRDS | |
| Spring | Mercury | Surface | Prospect | MRDS |
| Spring Creek | Mercury | Occurrence | MRDS | |
| Spring Creek | Mercury | Surface | Prospect | MRDS |
| Squaw Butte Obsidian | Gemstone | Occurrence | MRDS | |
| Squaw Butte Obsidian | Stone, Dimension | Surface | Occurrence | MRDS |
| Star | Gold | Surface | Occurrence | MRDS |
| Star Of The West | Gold | Surface | Occurrence | MRDS |
| State Section 36 | Diatomite | Past Producer | MRDS | |
| Steen Mountain Zeolites | Zeolites | Occurrence | MRDS | |
| Steen Mtn. | Mercury | Past Producer | MRDS | |
| Steens Mountain Mine | Mercury | Underground | Past Producer | MRDS |
| Steens Mountains Zeolites | Zeolites | Surface | Occurrence | MRDS |
| Stewart | Mercury | Occurrence | MRDS | |
| Stewart Prospect | Mercury | Underground | Prospect | MRDS |
| Stinkingwater Pass/buchanan Site | Sand and Gravel, Construction | Past Producer | MRDS | |
| Stumblebum | Gold | Surface | Occurrence | MRDS |
| Sun Summit | Gemstones | Surface | Intermittent | MSHA |
| Sunshine #3 | Mercury | Underground | Prospect | MRDS |
| Sunstone Butte Mine | Gemstones | Surface | Intermittent | MSHA |
| Surprise | Mercury | Surface | Prospect | MRDS |
| Sweetwater Ranch | Stone | Past Producer | MRDS | |
| Timber Beast | Uranium, Molybdenum | Occurrence | MRDS | |
| Timber Beast | Uranium | Underground | Prospect | MRDS |
| Timberbeast | Uranium | Occurrence | MRDS | |
| Trout Creek Diatomite | Diatomite | Occurrence | MRDS | |
| Trout Creek Diatomite | Diatomite | Surface | Prospect | MRDS |
| Trout Creek West Diatomite | Diatomite | Surface | Prospect | MRDS |
| Two Friends Claim | Gold | Surface-Underground | Prospect | MRDS |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Copper, Uranium, Mercury | Occurrence | MRDS | |
| Unknown | Uranium, Mercury | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Mercury | Underground | Prospect | MRDS |
| Unnamed Diatomite Occurrence | Diatomite | Surface | Occurrence | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Prospect | MRDS |
| Unnamed Hot Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Prospect | Platinum, Silver, Chromium, Cobalt, Nickel | Occurrence | MRDS | |
| Unnamed Prospect | Mercury | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Copper | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Underground | Prospect | MRDS |
| Unnamed Prospect | Mercury | Underground | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Occurrence | MRDS |
| Unnamed Prospect | Copper | Surface-Underground | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Prospect | Gold | Surface | Occurrence | MRDS |
| Unnamed Prospect | Gold | Surface | Prospect | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Prospect | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Upper Pike Creek | Uranium | Occurrence | MRDS |