Location: | Randolph County, North Carolina, United States, North America |
Lat / long: | 35.80009, -79.59977 |
dep_id: | 10069803 |
mrds_id: | W007494 |
Commodity type: | nonmetallic |
Major mineral: | Talc-Soapstone |
Operation type: | Unknown |
Production size: | Medium ammount of material produced |
Development status: | Past Producer |
ore: | Andalusite, Pyrophyllite, Topaz |
gangue: | Chloritoid, Quartz, Sericite |
orebody_fm: | LENTICULAR, PIPELIKE |
work_type: | Surface |
model: | 154: Epithermal quartz-alunite Au |
alteration: | Sericitic, Silicic, Pyrophyllitic |
conc_proc: | Extreme Hydrothermal Leaching In Paleo-Hot Spring System |
Reporter: | Espenshade, Gilbert H., Klein, T.L. |
hrock_type: | Schist |
Structure: | Metamorphic Cleavage N 50 E, Dipping 60-70 Nw. |
Year first produced: | 1930 |
yr_lst_prd: | 1965 |
References: |
- Deposit:: STUCKEY, J. L., 1928, THE PYROPHYLLITE DEPOSITS OF NORTH CAROLINA: NORTH CAROLINA GEOL. SURV. BULL. 37.
- Deposit:: BURGESS, B. C. 1936, PYROPHYLLITE, A NEW DEVELOPMENT - THE GERHARDT DEPOSIT: AM. CERAMIC SOC. BULL., V. 15, P. 299 - 302.
- Deposit:: ESPENSHADE, G. H., APR. 15, 1953: MAY 27, 1958, UNPUBLISHED FILE REPORT. STUCKEY, J.L., 1967, PYROPHYLLITE DEPOSITS IN NORTH CAROLINA: N.C. GEOLOGICAL SURVEY BULLETIN 80.
- Production:: STUCKEY, 1967, PYROPHYLLITE IN NORTH CAROLINA: NC GEOLOGICAL SURVEY BULLETIN 80, P. 28.
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