Crushed, Broken Slate Mines
126Total Sites
12Active
Top States
| State | Sites |
|---|---|
| Pennsylvania | 98 |
| Alabama | 7 |
| Virginia | 6 |
| Vermont | 4 |
| California | 4 |
| New York | 3 |
| New Jersey | 2 |
| Georgia | 1 |
| Arkansas | 1 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| Blue Hole Quarry | Georgia | Polk | Active |
| Boxley Arvonia Quarry | Virginia | Buckingham | Active |
| Browns Quarry | Vermont | Rutland | Active |
| Chili Bar Slate | California | El Dorado | Active |
| Crimson Stone | Alabama | Jefferson | Active |
| Eden Plant | Virginia | Pittsylvania | Active |
| Glenwood Quarry | Arkansas | Montgomery | Active |
| Mcbro Quarry | Vermont | Washington | Active |
| Mid-atlantic Quarry | Pennsylvania | Berks | Active |
| Sandt Quarry | Pennsylvania | Bradford | Active |
| Southern Red Rock, Llc | Alabama | Jefferson | Active |
| The Watsontown Brick Co. Quarry | Pennsylvania | Northumberland | Active |
| Alderice | Pennsylvania | Wyoming | Abandoned |
| Arrowhead | Pennsylvania | Susquehanna | Abandoned |
| Athens Quarry | New York | Greene | Abandoned |
| Avery Quarry | Pennsylvania | Wyoming | Abandoned |
| B & S Quarry | Pennsylvania | Susquehanna | Abandoned |
| Blue Flag Quarry | Pennsylvania | Bradford | Abandoned |
| Blueberry Quarry | Pennsylvania | Susquehanna | Abandoned |
| Barbour Quarry | Pennsylvania | Susquehanna | Abandoned |
| Belcher Property | Alabama | Tuscaloosa | Abandoned |
| Betty's Rock | Pennsylvania | Susquehanna | Abandoned |
| Bigler Plant Quarries | Pennsylvania | Jefferson | Abandoned |
| Bill Johnson Ii Quarries | Pennsylvania | Bradford | Abandoned |
| Bonnice R-1 | Pennsylvania | Susquehanna | Abandoned |
| Chidester Quarry | Pennsylvania | Susquehanna | Abandoned |
| Crawford Quarry | Pennsylvania | Bradford | Abandoned |
| Carpenter Quarry #1 | Pennsylvania | Susquehanna | Abandoned |
| Catskill Stone Limited Inc. | Pennsylvania | Wayne | Abandoned |
| Cedar Bark | Alabama | Jefferson | Abandoned |
| Clark Quarry | Pennsylvania | Susquehanna | Abandoned |
| Dst Quarry | Pennsylvania | Susquehanna | Abandoned |
| Daniel Knight | Pennsylvania | Susquehanna | Abandoned |
| Dunn Bluestone | Pennsylvania | Bradford | Abandoned |
| Dzuiba Quarry | Pennsylvania | Bradford | Abandoned |
| Eagle 1200-25cc Impactor | Pennsylvania | Northampton | Abandoned |
| Eddleston Quarry | Pennsylvania | Susquehanna | Abandoned |
| Elk Lake Iii | Pennsylvania | Susquehanna | Abandoned |
| Ellis Mock Quarry | Pennsylvania | Susquehanna | Abandoned |
| English Quarry | Pennsylvania | Bradford | Abandoned |
| Eric Scott Strohl Quarry | Pennsylvania | Susquehanna | Abandoned |
| Family Affair Quarries | Pennsylvania | Susquehanna | Abandoned |
| Fintec 1107 Jaw Crusher | Pennsylvania | Northampton | Abandoned |
| Forrest Quarry | Pennsylvania | Bradford | Abandoned |
| Fox Hill Quarry | Pennsylvania | Susquehanna | Abandoned |
| Frank's Quarry | Pennsylvania | Susquehanna | Abandoned |
| Gesford Quarry #1 | Pennsylvania | Susquehanna | Abandoned |
| God Exploration | Pennsylvania | Bradford | Abandoned |
| H & A Quarry | Pennsylvania | Bradford | Abandoned |
| Hadeka Stone Corporation | Vermont | Rutland | Intermittent |