Hornbrook, CA Stone Mines
Stone Mines in Hornbrook, California
| Mine | Owner | Land Status | Work Type | Minerals | 
|---|---|---|---|---|
| Bear Canyon | Murphy Creek Timber Co | Stone | ||
| Bear Canyon | Murphy Creek Timber Co. | Stone, Crushed | ||
| Bullard | Weyerhaeuser Co. | Stone | ||
| Bullard Pit | Weyerhaeuser Co. | Stone, Crushed | ||
| Copco Dam | Unknown | Stone, Crushed | ||
| Flying Porcupine Quarry | Oregon State Highway Department | Stone | ||
| Flying Procupine Quarry | Oregon State Highway Department | Stone, Crushed | ||
| Gemstone Mine | Larry Crothers | Gemstones | ||
| Greive | Gemstones | |||
| Greive | Unknown | Gemstones | ||
| Hornbrook | Unknown | Gemstones | ||
| Lone Pine Dendrite | Roxy Ann Gem And Mineral Club | Gemstones | ||
| Lone Pine Dendrite | Roxy Ann Gem And Mineral Club | Gemstones | ||
| Pilot Rock | Murphy Creek Timber Co | Stone | ||
| Quarry | Harold Hardesty | Stone | ||
| Quarry | Oregon State Highway Department | Stone | ||
| Siskiyou Pit | Stone | |||
| Siskiyou Summit Quarry | Oregon State Highway Department | Stone | ||
| Siskiyou Summit Quarry | Oregon State Highway Department | Stone, Crushed | ||
| Unnamed Deposit | Thomas J. Parker And Associates | Private | Stone, Crushed | |
| Unnamed Location | Unknown | Stone, Crushed | ||
| Unnamed Pit | Oregon State Highway Department | Stone, Crushed | ||
| Unnamed Pit | Harold Hardesty | Stone, Crushed | ||
| Weyerhauser Cinder Pit | Stone, Crushed | 
