Properties of Tephrite and Gritstone
Properties
Physical Properties
Hardness
6.5
6-7
Grain Size
Medium to Fine Coarse Grained
Coarse Grained
Fracture
Uneven
Conchoidal
Streak
Bluish Black
White
Porosity
Very Less Porous
Highly Porous
Luster
Subvitreous to Dull
Dull
Compressive Strength
90.00 N/mm2
22
70.00 N/mm2
24
Cleavage
Crenulation and Pervasive
Perfect
Toughness
2.4
Not Available
Specific Gravity
2.86
2.250
Transparency
Opaque
Opaque
Density
2.8-2.9 g/cm3
2.2 g/cm3
Thermal Properties
Specific Heat Capacity
0.92 kJ/Kg K
10
0.92 kJ/Kg K
10
Resistance
Heat Resistant, Impact Resistant
Heat Resistant, Impact Resistant, Pressure Resistant
Tephrite vs Gritstone Properties
Properties of Tephrite and Gritstone play an important role in determining the type of rock. Along with Tephrite vs Gritstone properties, get to know more about Tephrite Definition and Gritstone 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 Tephrite and Gritstone.
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