Multiple Choice
Which common rock forming minerals exhibit cleavage planes at nearly 60°/120°?
A) feldspars like plagioclase and orthoclase
B) micas like muscovite and biotite
C) pyroxenes like augite
D) amphiboles like hornblende
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q64: Which element forms the strongest bonds with
Q93: Garnet, a common hard metamorphic mineral used
Q94: Which one of the following is false
Q95: Which of the following denotes the tiny,
Q97: Hornblende and the other amphiboles have what
Q99: What are the lightest or least massive
Q101: Which of the following is not a
Q102: Ruby and sapphire are red and blue
Q103: While there are 90 naturally occurring elements,
Q139: The external expression of the internal arrangement