Properties of Dolomite and Obsidian
Properties
Physical Properties
Hardness
3.5-4
5-5.5
Grain Size
Medium to Fine Coarse Grained
Not Applicable
Fracture
Conchoidal
Conchoidal
Streak
White
White
Porosity
Less Porous
Very Less Porous
Luster
Vitreous and Pearly
Vitreous
Compressive Strength
140.00 N/mm2
15
0.15 N/mm2
33
Cleavage
Perfect
Non-Existent
Toughness
1
Not Available
Specific Gravity
2.8-3
2.6-2.7
Transparency
Transparent to Translucent
Translucent
Density
2.8-2.9 g/cm3
2.6 g/cm3
Thermal Properties
Specific Heat Capacity
0.92 kJ/Kg K
10
0.92 kJ/Kg K
10
Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant
Dolomite vs Obsidian Properties
Properties of Dolomite and Obsidian play an important role in determining the type of rock. Along with Dolomite vs Obsidian properties, get to know more about Dolomite Definition and Obsidian Definition. For the ease of understanding, the properties of rocks are divided into physical and thermal properties. Rocks have a variety of properties like hardness, color, specific gravity, fracture, cleavage, luster etc. Know all about physical and thermal properties of Dolomite and Obsidian.
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