GRD00TTS0
110-CH28
Chert
Cenozoic › Quaternary › Pleistocene
0.01
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2.6
1
Ritter 154 › Cabinet 18 › Drawer N
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Original label: Chert. Kansas Drift. Pleistocene. Coll. No. 91.
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Missouri
Columbia
Latitude: 38.96°
Longitude: -92.33°
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General texture of the sample. Note the opaques are typically found in the more coarse-grained areas.
2.5
plane
General texture of the sample.
2.5
crossed
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scan
crossed
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scan
plane
GRD00TTT0: Silicified and recrystallized skeletal material. Some areas are more coarse-grained than others. Fe-stains in interstitial portions. Trace opaques, typically found in clusters in the more coarse-grained portions of the sample. (C. Eichler)
N/A
N/A