GRD00DQS0

I-540

Gabbro

Mesozoic › Cretaceous
65.5 - 145.5

0

Ritter 154 › Cabinet 16 › Drawer C

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Medium-grained amphibole and plagioclase crystals.

no. 5, Table 5, p. 50 (Larsen, 1948). USGS standard (see Flanagan, 2007)

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California
San Marcos Mtn

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N/A

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