GRD02AKS0
M-55
Mafic
Precambrian
542.0
-
3850.0
1
Ritter 154 › Cabinet 14 › Drawer H
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Olivine metadiabase. Medium-grained pyroxene-garnet-plagioclase-amphibole (trace)-pyrite (trace)-olivine (relict). Original label: Metadiabase. Greenschist facies.
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New York
Mineville, Eastern Adirondacks
Latitude: 44.1°
Longitude: -73.5°
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Aggregates of green pyroxene, brownn biotite, light yellow amphibole, pink garnet, and opaques.
2.5
plane
Aggregates of pyroxene, biotite, amphibole, garnet, and opaques.
2.5
crossed
myrmekite
2.5
plane
myrmekite
2.5
crossed
-
scan
crossed
GRD02AKT0: Aggregates of pyroxene, biotite, amphibole, garnet, and opaques. Large plagioclase grains. Minor amount of myrmekitic texture (leopard-like spots). (C. Eichler)
N/A
Gasparik_GSAB_1980
Gasparik, T., 1980, Geology of the Precambrian rocks between Elizabeth and Mineville, eastern Adirondacks, New York: Geological Society of America Bulletin, v. 91, no. 2, p. 78-88.