| Location: | Costilla County, Colorado, United States, North America |
| Lat / long: | 37.57974, -105.28584 |
| dep_id: | 10097793 |
| mrds_id: | D006750 |
| Commodity type: | metallic |
| Major mineral: | Gold |
| Trace mineral: | Tellurium |
| Operation type: | Surface |
| Deposit type: | Placer |
| Production size: | Small ammount of material produced |
| Development status: | Past Producer |
| ore: | Calaverite, Gold |
| model: | 56: Placer Au |
| conc_proc: | Gravity Concentration And Stream Sorting |
| ore_ctrl: | Valley-Fill And Terrace Gravels Along Major Streams |
| Reporter: | Schwochow, Stephen D. |
| hrock_unit: | Recent Alluvium |
| hrock_type: | Sand and Gravel |
| Structure: | Sierra Blanca Massif, Ft. Garland Embayment |
| tectonic: | Central Cordillera (Southern Rocky Mtns) |
| yr_lst_prd: | 1909 |
| References: |
- Deposit:: PATTON, H.B., AND OTHERS, 1910, GEOLOGY OF THE GRAYBACK MINING DISTRICT, COSTILLA COUNTY, COLORADO: CGS BULL. 2.
- Deposit:: PARKER, B.H., JR., 1974, GOLD PLACERS OF COLORADO: CSM QUART., V. 69, NO. 4, P. 124-134.
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