ID: 635
rec_id: 635
site_name: Dunlap (Rhodewalt) serpentine quarry
oremin: amphibole asbestos
devel: occurrence
json: {"id":"http:\/\/mrdata.usgs.gov\/asbestos\/record\/635","type":"Feature","geometry":{"type":"Point","coordinates":[-76.043670081923,39.728108810741]},"properties":{"state":"PA","county":"Chester","site_name":"Dunlap (Rhodewalt) serpentine quarry","devel":"occurrence","latitude":"39.728","longitude":"-76.044","oremin":"amphibole asbestos","assocmin":"serpentine, anthophyllite","hostrock":"metaperidotite","source":"ofr20051189","mineral":[{"role":"associated","name":"serpentine"},{"role":"associated","name":"anthophyllite"}],"reference":[{"citation":"Gordon (1922, p. 181)","source":"ofr20051189","reference":"Gordon, S.G., 1922, The mineralogy of Pennsylvania: The Academy of Natural Sciences of Philadelphia Special Publication No. 1, 255 p."},{"citation":"Pearre and Heyl (1960, p. 725, plate 41)","onlink":"http:\/\/pubs.er.usgs.gov\/publication\/b1082K","source":"ofr20051189","reference":"Pearre, N.C., and Heyl, A.V., Jr., 1960, Chromite and other mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania, and Delaware: U.S. Geological Survey Bulletin 1082-K, p. 707-833, plates 40-47."}]}}
url: https://mrdata.usgs.gov/asbestos/show-asbestos.php?rec_id=635