0
Yes 2 @ 90 degrees
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
Is pyroxene a mineral or rock?
Pyroxene is a group of minerals.
Which mineral pyroxene or orthoclase crystallizes from magma first?
pyroxene
What type of rock is made of only pyroxene and olivine?
Peridotite is made only of olivine and pyroxene
Name a coarse grained igneous rock with no pyroxene?
Granite is a coarse grained igneous rock without Pyroxene.
What is silvers cleavage?
Silvers Cleavage Is Silver Doesn't Split .
Does pyroxene mineral have cleavage or fracture?
Yes.
Which two minerals have cleavage planes at right angles?
halite and pyroxene
Which two minerals have cleavage planes right angles?
halite and pyroxene
How do you distinguish between olivine and pyroxene under microscope?
Look at the cleavage, pyroxene has 2 cleavages at 90, olivine generally has none, just lots of fractures
What two minerals have cleavage planes at right angles?
haltite breaks easily into distinct sheets. Also Pyroxene is another, it breaks at 90 degree angles in 2 directions.
Is pyroxene a mineral or rock?
Pyroxene is a group of minerals.
Is pyroxene good for arthritis?
No. Pyroxene is a crystalline silicate mineral.
Which mineral pyroxene or orthoclase crystallizes from magma first?
pyroxene
One way to test a mineral is to break it and see how many directions of what it has?
cleavage....
What type of rock is made of only pyroxene and olivine?
Peridotite is made only of olivine and pyroxene
Is pyroxene a mineral?
A pyroxene is any of a group of crystalline silicate mineral common in igneous and metamorphic rocks.
What is cleavage of cleavage?
Galena's cleavage is cubic.
