| Lat / long: | 38.79992, -118.40096 |
| Primary: | Silver, Gold |
| Secondary: | Copper, Lead |
| Tertiary: | Molybdenum, Iron, Manganese, Aluminum |
| Discovery year: | 1908 |
| Operation type: | Unknown |
| Deposit type: | VEIN/SHEAR ZONE |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1910 |
| Structure: | AREA STRUCTURALLY COMPLEX, WITH DOMINANTLY NW TO W - NW TRENDING HIGH ANGLE FAULTS, DOWN TO THE NORTH. IN THE WESTERN PART OF THE DISTRICT, FAULTS APPEAR ANTI-THETIC, HAVING THEIR UPTHROWN SIDES TO THE SOUTH |
| Alteration processes: | ADVANCED ARGILLIC TYPE WITH VEINS OF ALUNITE AND QTZ., LIMONITE, AND KAOLINITE REPLACING WALL ROCK MINERALS PREDOMINATES IN THE VICINITY OF GOLDEN PEN AND LONE STAR CLAIMS. AT THE NEV. RAND AREA, ALTERATION IS SERICITIC OR PHYLLIC IN NATURE. INTERMEDIATE LAVAS FROM BOTH AREAS SHOW PROPYLITIC ALTERATION. |
| MRDS | W016417 |
| DEP | 60001708 |
| Reference | {Deposit:: NUMEROUS UNPUBLISHED REPORTS ON SPECIFIC MINES ON FILE AT NEV. BUREAU OF MINES, RENO, NV.}{Deposit:: 1937 RECON USBM, INFO. CIRCULAR - MINERAL CO.}{Deposit:: 1961 RECON USBM, BULLETIN 58}{Deposit:: 1228 RECON W. F. FOSHAG (UNPUB.)} |