GRD00M1S0
110-Q-35
Quartz Sandstone
Precambrian
542.0
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3850.0
1
Ritter 154 › Cabinet 23 › Drawer F
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Original label: Baraboo quartzite, Coll. No. 125 and EN 182.
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Wisconsin
Ableman
Latitude: 43.489°
Longitude: -89.91°
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General texture of the sample
5.0
plane
General texture of the sample
5.0
crossed
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scan
crossed
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scan
plane
GRD00M1T0: 98% quartz (undulose extinction), 2% opaques. Trace carbonate cements. Opaques are interstitial. Sample is bedded. One bed is slightly more coarse-grained than the other. (C. Eichler)
N/A
N/A