| Location: | Gunnison County, Colorado, United States, North America |
| Lat / long: | 38.23889, -107.05673 |
| dep_id: | 10014562 |
| mrds_id: | D011387 |
| Commodity type: | nonmetallic |
| Major mineral: | Vermiculite |
| Operation type: | Unknown |
| Production size: | Small ammount of material produced |
| Development status: | Past Producer |
| gangue: | Augite, Biotite, Magnetite |
| alteration: | Alteration Of Biotite And/Or Phlogopite To Vermiculite |
| Reporter: | Schwochow, Stephen D. |
| hrock_type: | Pyroxenite |
| arock_unit: | Pyroxenite;Uncompahgrite;Carbonatite;Nepheline Syenite |
| arock_type: | Pyroxenite |
| Structure: | Gunnison Uplift, San Juan Volcanic Field, Iron Hill Alkalic Complex, Cimarron Fault, Powderhorn Stock |
| tectonic: | Central Cordillera (Southern Rocky Mtns) |
| Year first produced: | 1943 |
| yr_lst_prd: | 1944 |
| References: |
- Deposit:: OLSON, J.C., 1974, GEOLOGIC MAP OF THE RUDOLPH HILL QUADRANGLE, GUNNISON, HINSDALE, AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1177.
- Deposit:: BUSH, A.L., 1951, SOURCES OF LIGHTWEIGHT AGGREGATES IN COLORADO: COLORADO SCI. SOC. PROC., V. 15, NO. 8, P. 339-340.
- Deposit:: LA PLANTE, F.R., 1943, GUNNISON COUNTY ACTIVITIES: COLORADO MINING ASSOC. 1943 MINING YEARBOOK, P. 35-36.
- Deposit:: ALEXANDER, J.D., 1944, ALEXIT* YEAR OF GROWTH: COLORADO MINING ASSOC. 1944 MINING YEARBOOK, P. 85.
- Deposit:: COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.
- Production:: COLORADO DIV. MINES ANNUAL OPERATOR REPTS.
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