GRD0213S0
M-349
Serpentinite
Precambrian
542.0
-
3850.0
1
Ritter 154 › Cabinet 14 › Drawer M
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Large sample of magnesite-bearing serpentine. Original label: Glenarm Serpentine; slickensides.
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Maryland
Cardiff, Harford county
Latitude: 39.7°
Longitude: -76.3°
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Fibrous serpentine crystals with vein of carbonate
5.0
plane
Fibrous serpentine crystals with vein of carbonate
5.0
crossed
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scan
crossed
GRD0213T0: Large fibrous serpentine crystals (up to second order blue) in matrix of smaller fibrous crystals (first order greys); veins of brown carbonate (?) (C. Eichler)
N/A
N/A