mineralogy 2
Terms
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- The physical properties of minerals are fundamentally controlled by what?
- structure and chemical composition
- physical properties that depend on the mass are?
-
1)density
2)specific gravity - physical properties that depend on mechanical cohesion are?
-
1)hardness
2)tenacity
3)cleavage
4)fracture
5)parting - physical properties that depend on interaction with light?
-
1)luster
2)color
3)streak
4)luminescence - other physical properties of minerals are?
-
1)magnetism
2)electrical behavior
3)taste
4)odor
5)reaction with acid - Density = ?
-
mass/volume
(usually expressed in units of grams per cubic centimeters) - The density of water at 4 degrees C is?
- 1 gram per cubic cenimeter
- Specific Gravity = ?
- density of a material divided by the density of water.
- The packing index for minerals formed at high pressure is ___ than for minerals formed at lower pressure.
- higher
- Harndess of a mineral is?
- the ease with which a mineral may be scratched.
- The most widely used scratch hardness scale in mineralogy is know as?
- the Mohs scale of hardness.
- The hardness of Talc is ___?
- 1
- The hardness of Gypsum is ___?
- 2
- The hardness of Calcite is ___?
- 3
- The hardness of Fluorite is ___?
- 4
- The hardness of Apatite is ___?
- 5
- The hardness of Orthoclase is ___?
- 6
- The hardness of Quartz is ___?
- 7
- The hardness of Topaz is ___?
- 8
- The hardness of Corundum is ___?
- 9
- The hardness of Diamond is ___?
- 10