occurrence on California State Highway 168, just west of Humphreys

roadcut of asbestos in Fresno county, CA

Geologic information

Name of siteoccurrence on California State Highway 168, just west of Humphreys
Developmentroadcut
StateCA
CountyFresno
Geographic location:-119.4469, 36.9621
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Fibrous mineralRadial tufty anthophyllite"" (Pabst, 1942, p. 575)
Associated mineralsantigorite
pyroxene
talc
tremolite
actinolite
biotite
chlorite
olivine
plagioclase
hornblende
biotite
quartz
magnetite
apatite
vermiculite
Host rock typesserpentine nodules in mica schist
Geologic map unit-119.4469, 36.9621
Nearby scientific dataFind additional scientific data near this location

Reference information

MacDonald, G.A., 1941, Progressive metamorphism of serpentine in the Sierra Nevada of California: American Mineralogist, v. 26, no. 4, p. 276-287.
[http://www.minsocam.org/ammin/AM26/AM26_276.pdf]
Pabst, A., 1942, The mineralogy of metamorphosed serpentine at Humphreys, Fresno County, California: American Mineralogist, v. 27, no. 8, p. 570-585.
[http://www.minsocam.org/ammin/AM27/AM27_570.pdf]