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Meanings of black mica in English
We have no meanings for "black mica" in our records yet.
Usage of black mica in English
1
Granite.-Colourgrey; feldspar, black mica, and quartz: succeeds the sandstone, and continues to the S.W.
2
The quartz diorites are: some medium-grained, some coarse-grained (quartz-diorite-pegmatite), with streaks of black mica.
3
Geologists spent a week removing a thick layer of black mica from the rock before finding 127 medium green emeralds.
4
It is a granite passing into gneiss, and remarkable for the peculiar distribution of the black mica, which forms little ramified veins.
5
This is a white feldspathic granite, with small scales of black mica; smoky quartz and garnets appear to constitute this portion of the mountain.