Ashchang Ashchang

04-01-2015
Biology

Answered

The three rocks statements below are observations of the same rock sample:
- the rock has intergrown crystals from 2 to 3 millimeters in diameter
- the minerals in the rock are gray feldspar, green pyroxene, and black amphibole
-there are no visible gas pockets in the rock
This rock sample is most likely
A) sandstone B) granite C) gabbro D) Phyllite

Answer :

lrathburn lrathburn

04-01-2015

The rock that fits the following observations is Gabbro.
- the rock has intergrown crystals from 2 to 3 millimeters in diameter
- the minerals in the rock are gray feldspar, green pyroxene, and black amphibole
-there are no visible gas pockets in the rock

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