ID: 52
rec_id: 52
site_name: John D. Hoff mine
oremin: short-fiber asbestos
devel: past producer
json: {"id":"http:\/\/mrdata.usgs.gov\/asbestos\/record\/52","type":"Feature","geometry":{"type":"Point","coordinates":[-122.14107641289,37.803927230827]},"properties":{"state":"CA","county":"Alameda","site_name":"John D. Hoff mine","devel":"past producer","latitude":"37.804","longitude":"-122.14","oremin":"short-fiber asbestos","assocmin":"serpentine","hostrock":"serpentinite","source":"ofr20111188","mineral":[{"role":"associated","name":"serpentine"}],"reference":[{"citation":"Davis (1950, p. 285)","source":"ofr20111188","reference":"Davis, F.F., 1950, Mines and mineral resources of Alameda County, California: California Journal of Mines and Geology, v. 46, no. 2, p. 279-348."},{"citation":"Wiebelt and Smith (1959, p. 11)","source":"ofr20111188","reference":"Wiebelt, F.J., and Smith, M.C., 1959, A reconnaissance of asbestos deposits in the serpentine belt of northern California: U.S. Bureau of Mines Information Circular 7860, 52 p."}]}}
url: https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=52