| Lat / long: | 22.66715, -101.20038 |
| Primary: | Mercury |
| Ore: | Cinnabar, Metacinnabar |
| Gangue: | Calcite |
| Orebody form: | POCKETS AND STRINGERS |
| Operation type: | Unknown |
| Production size: | Yes |
| Development status: | Past Producer |
| First production started: | 1890 |
| Last production ended: | 1943 |
| Host type: | Limestone |
| Structure: | 50 Degree Westward Tilt And Contemporaneous Normal (?) Faulting, In Which The Range Was Uplifted Along A Scarp Forming The East Slope. Nappe-Like And Z-Shaped Later Faulted Folds. Direction Of Compression Is Ew. |
| Alteration processes: | Conspicuously Lacking, Except For Supergene Oxidation Resulting In Universal Hg Minerals And Native Hg. |
| MRDS | MX22000 |
| DEP | 10050451 |
| Reference | {Deposit:: BABB, P., 1909, DULCES NOMBRES QUICKSILVER DEPOSIT, MEXICO: ENG. AND MIN. JOUR., V. 88, NO. 14, PP. 684-686.}{Deposit:: GALLAGHER, D., 1942, MEMO TO MR. HEWITT, RECON. VISIT TO DULCES NOMBRES, USGS.}{Deposit:: STORM, L.W., 1942, RECON. REPT. ON DULCES NOMBRES-GUADALUPANA MINES, USGS, UNPUBLISHED.}{Production:: BABB, 1909.}{Reserve-Resource:: BABB, 1909; GALLAGHER, 1942} |
| Reporter | Slagle, Letha P. (Rytuba, J.) |