[Answered] What is the name of an aphanitic rock consisting of 50 pyroxene, 20 plagioclase feldspar, 20 ...

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ssal

Hero Member
Posts: 572

on: Jul 15, 2018

What is the name of an aphanitic rock consisting of 50 pyroxene, 20 plagioclase feldspar, 20
olivine and 10 hornblende?
a. Andesite
b. Basalt
c. Gabbro
d. Diorite
e. Granite

Question 2

Which property of minerals is variable and therefore the least reliable as a clue in identifying a mineral
type?
a. color
b. cleavage
c. hardness
d. crystal form
e. luster

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Marked as best answer by a Subject Expert

bpool94

Sr. Member
Posts: 354

Reply #1 on: Jul 15, 2018

Answer to Question 1

B

Answer to Question 2

A

ssal

Member
Posts: 572

Reply 2 on: Jul 15, 2018

Gracias!

emsimon14

Member
Posts: 344

Reply 3 on: Yesterday

TYSM

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