ID: 1109
rec_id: 1109
site_name: occurrence along Spring Creek
oremin: radiating groups of needles or fibers of cummingtonite"" (Roberts and Rapp, 1965, p. 12)
devel: outcrops
json: {"id":"http:\/\/mrdata.usgs.gov\/asbestos\/record\/1109","type":"Feature","geometry":{"type":"Point","coordinates":[-103.40326524264,43.985887931334]},"properties":{"state":"SD","county":"Pennington","site_name":"occurrence along Spring Creek","devel":"outcrops","latitude":"43.9859","longitude":"-103.4028","oremin":"radiating groups of needles or fibers of cummingtonite\"\" (Roberts and Rapp, 1965, p. 12)","assocmin":"garnet, hornblende, quartz, feldspar","hostrock":"amphibolite","mineral":[{"role":"asbestos","name":"cummingtonite"},{"role":"associated","name":"garnet"},{"role":"associated","name":"hornblende"},{"role":"associated","name":"quartz"},{"role":"associated","name":"feldspar"}],"reference":[{"citation":"Hamilton (1935, p. 9, 12)","source":"ofr20061211","reference":"Hamilton, R.G., 1935, Pre-Cambrian geology of the Keystone district, Black Hills, South Dakota: Iowa City, Iowa, University of Iowa, Ph.D. dissertation, 41 p."},{"citation":"Roberts and Rapp (1965, p. 12)","source":"ofr20061211","reference":"Roberts, W.L., and Rapp, George, Jr., 1965, Mineralogy of the Black Hills: Rapid City, S. Dak., South Dakota School of Mines and Technology Bulletin Number 18, 268 p."},{"citation":"Norton (1976)","onlink":"http:\/\/pubs.er.usgs.gov\/publication\/ofr76297","source":"ofr20061211","reference":"Norton, J.J., 1976, Field compilation map of the geology of the Keystone area, Black Hills, South Dakota: U.S. Geological Survey Open-File Report 76-297, 1 sheet, scale 1:20,000."},{"citation":"DeWitt and others (1988b)","onlink":"http:\/\/pubs.er.usgs.gov\/publication\/mf1978K","source":"ofr20061211","reference":"DeWitt, Ed, Buscher, David, Wilson, A.B., and Johnson, Tom, 1988b, Map showing locations of mines, prospects, and patented mining claims, and classification of mineral deposits in the Mount Rushmore 7.5-minute quadrangle, Black Hills, South Dakota: U.S. Geological Survey Miscellaneous Field Studies Map MF-1978-K, 1 sheet, scale 1:24,000."}]}}
url: https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=1109