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Ad
f
Slate
Obsidian
Properties of Obsidian and Slate
Summary
Definition
Texture
Uses
Types
Formation
Properties
Reserves
All
Properties
Physical Properties
Hardness
3-4
5-5.5
Grain Size
Very fine-grained
Not Applicable
Fracture
Splintery
Conchoidal
Streak
Light to dark brown
White
Porosity
Less Porous
Very Less Porous
Luster
Dull
Vitreous
Compressive Strength
30.00 N/mm
2
30
0.15 N/mm
2
33
Cleavage
Slaty
Non-Existent
Toughness
1.2
Not Available
Specific Gravity
2.65-2.8
2.6-2.7
Transparency
Opaque
Translucent
Density
2.6-2.8 g/cm
3
2.6 g/cm
3
Thermal Properties
Specific Heat Capacity
0.76 kJ/Kg K
17
0.92 kJ/Kg K
10
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant
Reserves >>
<< Formation
Compare Metamorphic Rocks
Slate vs Phyllite
Slate vs Anthracite
Slate vs Migmatite
Metamorphic Rocks
Marble
Schist
Gneiss
Quartzite
Anthracite
Phyllite
Metamorphic Rocks
Migmatite
Definition
|
Texture
|
Uses
|
Types
Eclogite
Definition
|
Texture
|
Uses
|
Types
Granulite
Definition
|
Texture
|
Uses
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Types
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Compare Metamorphic Rocks
Obsidian vs Gneiss
Definition
|
Texture
|
Uses
|
Types
Obsidian vs Schist
Definition
|
Texture
|
Uses
|
Types
Obsidian vs Quartzite
Definition
|
Texture
|
Uses
|
Types
» More Compare Metamorphic Rocks