Mines Near San Marcos, California
100 mines and mineral deposits within 25 miles of San Marcos (population 89,387). Data from USGS MRDS and MSHA federal databases. Adjust radius or search a specific address →
Mines Within 25 Miles of San Marcos
| Mine | Distance | Commodity | Type | Status |
|---|---|---|---|---|
| Western Black Vista | 0.1 mi | Granite | — | Unknown |
| San Marcos Pit | 0.3 mi | Stone, Crushed/Broken | Surface | Past Producer |
| San Marcos Pit | 0.3 mi | Granite | — | Producer |
| San Marcos Quarry | 1.1 mi | Sand and Gravel, Construction | Surface | Producer |
| University - San Marcos Quarry | 1.1 mi | Construction Sand and Gravel | Surface | Abandoned |
| Morris Clay Deposit | 1.9 mi | Clay | — | Prospect |
| National Quarries | 2.6 mi | Dimension Granite | Surface | Abandoned |
| Sycamore Avenue Quarry | 3.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Atkison Pit | 3.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Genger Pit | 3.7 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Continental Granite Pit | 3.7 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Escondido Quarries, Inc. | 3.7 mi | Granite | Surface | Past Producer |
| Escondido Quarries, Inc. | 3.7 mi | Granite | — | Producer |
| Meadowlark Ranch Quarry | 3.8 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Lynch Prospect | 3.9 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Bryant, D. G., San Marcos | 4.0 mi | Stone, Crushed/Broken | Surface | Past Producer |
| D G Bryant Quarry | 4.0 mi | Granite | — | Producer |
| Vista Black Granite Quarry | 4.1 mi | Granite | — | Producer |
| John Stridsberg Quarries | 4.2 mi | Granite | Surface | Past Producer |
| John Stridsbery Quarries | 4.2 mi | Granite | — | Producer |
| Vista Black Granite Quarry | 4.2 mi | Granite | Surface | Past Producer |
| Haborlite Corporation | 4.2 mi | Perlite | Processing Plant | Past Producer |
| Pete Matson Quarry | 4.3 mi | Granite | Surface | Past Producer |
| Pete Matson Quarry | 4.3 mi | Granite | — | Producer |
| Escondido Sand and Gravel Works | 4.3 mi | Sand and Gravel, Construction | Processing Plant | Past Producer |
| Oro Fino El Diablo Mine | 4.6 mi | Gold | — | Producer |
| Oro Fino Mine | 4.6 mi | Gold | Underground | Past Producer |
| Peters, W. H., Vista | 4.7 mi | Stone, Crushed/Broken | Surface | Past Producer |
| W H Peters Deposit | 4.7 mi | Granite | — | Producer |
| Unnamed Deposit | 4.7 mi | — | Occurrence | |
| Unnamed Prospect | 4.8 mi | Copper | Underground | Prospect |
| Encinitas Mine | 4.8 mi | Copper | Underground | Past Producer |
| Oxide Mine | 4.8 mi | Gold | — | Prospect |
| Fellows and Clutter Quarry | 4.9 mi | Granite | — | Producer |
| Fellows and Clutter Quarry | 4.9 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Galbrath Quarry | 4.9 mi | Granite | Surface | Past Producer |
| Galbrath Quarry | 4.9 mi | Granite | — | Producer |
| Encinitas | 4.9 mi | Copper | — | Past Producer |
| San Pasqual Plant | 5.1 mi | Sand and Gravel, Construction | — | Unknown |
| Redrock Group | 5.3 mi | Gold | Underground | Prospect |
| Palagonite Deposit | 5.4 mi | Aluminum | Underground | Occurrence |
| Texas Quarries | 5.5 mi | Granite | — | Producer |
| Texas Quarries Quarry | 5.5 mi | Granite | Surface | Past Producer |
| Dorothy and Pearl Claims | 5.5 mi | Clay | Surface-Underground | Past Producer |
| Wyroc Plant | 5.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Twin Oaks Quarry | 5.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Golden Crescent Mine | 5.6 mi | Gold | — | Occurrence |
| Robt. Charles & Thom. Hewitt Claims | 5.6 mi | Clay | Surface | Prospect |
| Talone Ranch Plant | 5.7 mi | Sand and Gravel, Construction | — | Unknown |
| Ted Lee Deposit | 5.8 mi | Granite | — | Producer |
| Lee, Ted, Vista | 5.8 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Knox, John, Vista | 5.9 mi | Stone, Crushed/Broken | Surface | Past Producer |
| John Knox Deposit | 6.0 mi | Granite | — | Producer |
| Pomona Granite Co. Quarries | 6.0 mi | Granite | Surface | Past Producer |
| Pomona Granite Co.quarries | 6.0 mi | Granite | — | Producer |
| National Blue Granite Quarry | 6.1 mi | Granite | Surface | Past Producer |
| Superior - Twin Oaks | 6.1 mi | Crushed, Broken Stone NEC | Surface | Active |
| Jolly Boy Mine | 6.1 mi | Gold | Underground | Prospect |
| Carmean Quarry | 6.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Carmean Quarry | 6.2 mi | Stone | — | Producer |
| Greenstone Quarry | 6.3 mi | Stone | — | Producer |
| Greenstone Quarry | 6.3 mi | Stone, Crushed/Broken | Surface | Past Producer |
| E.e.cowdrey Pit | 6.5 mi | Granite | — | Producer |
| Cowdrey E. E. | 6.5 mi | Stone, Crushed/Broken | Surface | Past Producer |
| White Oak Mine | 6.6 mi | Gold | — | Prospect |
| Moe Mines | 6.8 mi | Gold | Surface | Prospect |
| Hogerman Property | 6.8 mi | Beryllium | Surface-Underground | Prospect |
| Kelly Ranch Mine | 6.8 mi | Clay | — | Past Producer |
| Kelly Ranch Mine | 6.8 mi | Stone, Dimension | Surface | Past Producer |
| Gladding McBean & Co. Mine | 6.8 mi | Clay | Surface | Past Producer |
| Cleveland-Pacific Mine | 7.0 mi | Gold | Underground | Past Producer |
| Cleveland-Pacific Mine | 7.0 mi | Gold, Silver | — | Producer |
| Cravath Mine | 7.1 mi | Gold | Underground | Prospect |
| Calavera Quarry | 7.1 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Mountain Lion Mine | 7.2 mi | Gold | Underground | Prospect |
| Stone Quarry | 7.4 mi | Stone | — | Producer |
| Evans Point Deposit | 7.5 mi | Stone | Surface | Past Producer |
| Pioneer Mine | 7.6 mi | Talc-Soapstone | — | Producer |
| Monarch Mine | 7.6 mi | — | Prospect | |
| Pioneer Deposit | 7.7 mi | Talc-Soapstone | Surface-Underground | Past Producer |
| Harris Deposit | 7.8 mi | Aluminum | — | Producer |
| Harris Deposit | 7.8 mi | Talc-Soapstone | Surface | Past Producer |
| Bly Stone Co. Quarry | 7.9 mi | Granite | Surface | Past Producer |
| Bly Stone Co. Quarry | 7.9 mi | Granite | — | Producer |
| South Coast Pit | 7.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Geneva Mine | 7.9 mi | Gold | Underground | Prospect |
| Crescent Mine | 7.9 mi | Gold | — | Producer |
| Crescent Mine | 7.9 mi | Gold | Underground | Occurrence |
| Four-Gee Deposits | 8.0 mi | Aluminum | Surface | Past Producer |
| South Coast Asphalt Quarry | 8.0 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unnamed Prospect | 8.1 mi | Aluminum | — | Occurrence |
| Van Deventer Quarry | 8.1 mi | Granite | — | Producer |
| Van Deventer W.e. Quarry | 8.1 mi | Granite | Surface | Past Producer |
| A.m.e. Quarry | 8.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Marron Bros. Inc. | 8.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Richardson Pit | 8.2 mi | Granite | Surface | Producer |
| Marron Quarry | 8.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Marrow Quarry | 8.2 mi | Stone | — | Producer |
| Borrow Pit | 8.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Sand Pit | 8.5 mi | Sand and Gravel, Construction | — | Past Producer |