GRD00XHS0
S-40
Volcaniclastic Sediment
Unknown
None
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1
Ritter 154 › Cabinet 17 › Drawer N
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Original description: Rhyolite tuff? weathered, clay-rich, quartz, micas.
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California
South end of Coyote Mtns., Borrego Springs
Latitude: 32.778°
Longitude: -116.007°
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Altered fiamme which contains a biotite fragment. Clay matrix containing quartz and feldspar.
2.5
plane
Altered fiamme which contains a biotite fragment. Clay matrix containing quartz and feldspar.
2.5
crossed
-
scan
crossed
-
scan
plane
GRD00XHT0: Altered rhyolite tuff deposit. Rhyolite clasts containing quartz, plagioclase, biotite, and amphibole. Thick. (C. Eichler)
N/A
N/A