GRD001YS0

I-73

Syenite

Precambrian › Proterozoic
542.0 - 2500.0

0

Ritter 154 › Cabinet 19 › Drawer D

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Kspar, quartz, amphibole

See T Theodore (2007) USGS bulletin 2160, indicates both proterozoic and mesozoic intrusions present in Old Dad Mountains

Old Dad Mtns

California
Old Dad Mtns, Amboy
Latitude: 35.2°
Longitude: -115.9°

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