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mica and something else
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What type of minerals have cleavage?
all different types of minerals
What are two minerals with cleavage?
Halite and Calcite. Halite has what is known as cubiccleavage, where there is cleavage in three directions at 90 degree angles. Calcite has what is known as rhombohedral cleavage, where there is cleavage in three directions but at 120 and 60 degree angles.
What breaks layers because of cleavage?
Cleavage breaks the layers of rock due to poor distribution of minerals within the rocks. The impact of breakage will depend on the types of minerals that are present.
Which two minerals have cleavage planes at right angles?
halite and pyroxene
Which two minerals have cleavage planes right angles?
halite and pyroxene
Are metallic and glassy two types of cleavage?
no
Does a mineral have crystal form but no cleavage?
All minerals have a crystal form, but not all have cleavage.
What should you do if two rocks contain yellow minerals but you know they are different minerals?
You can look at the streak, specific gravity, and if it have cleavage or not.
What 2 ways can minerals break?
Minerals break in the main two ways cleavage and fracture. Cleavage is breaking in flat planes but fracture is more uneven even unpredictable. The hardest mineral to break would be the diamond, which is placed at a ten on Moh's hardness scale.
What minerals have only one direction of cleavage?
Mica minerals have only one direction of cleavage. Examples are Muscovite and Biotite.
How is cleavage related to atomic structure?
Cleavage is related to the minerals atomic structure because minerals are arranged in crystal lattices . It's the shape of these lattices that determine the mineral's cleavage.
What is the tendency of minerals to break?
Cleavage
