GRD00OQS0
W64-1
Quartz Sandstone
Precambrian
542.0
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3850.0
1
Ritter 154 › Cabinet 23 › Drawer F
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Original label: Quartzite, Crystal Springs formation, Pahrump Group, Late Precambrian, 100 ft above the base of the Crystal Springs formation, April 1964.
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California
One mile northeast of Saratoga Springs, Ibex Mts, San Bernardino County
Latitude: 35.693°
Longitude: -116.413°
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General texture of the sample
2.5
plane
General texture of the sample
2.5
crossed
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scan
crossed
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scan
plane
GRD00OQT0: 80% quartz and 15% potassium feldspar grains in fine-grained calcite matrix (5%). Nice tartan twinning in some k-spar. Trace muscovite. (C. Eichler)
N/A
N/A