Properties of Tephrite and Diabase
Physical Properties
  
  
Hardness
6.5
  
7
  
Grain Size
Medium to Fine Coarse Grained
  
Fine to Medium Grained
  
Fracture
Uneven
  
Conchoidal
  
Streak
Bluish Black
  
Black
  
Porosity
Very Less Porous
  
Highly Porous
  
Luster
Subvitreous to Dull
  
Not Available
  
Compressive Strength
90.00 N/mm2
  
22
225.00 N/mm2
  
7
Cleavage
Crenulation and Pervasive
  
Not Available
  
Toughness
2.4
  
1.6
  
Specific Gravity
2.86
  
2.86-2.87
  
Transparency
Opaque
  
Opaque
  
Density
2.8-2.9 g/cm3
  
2.7-3.3 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
0.92 kJ/Kg K
  
10
Not Available
  
Resistance
Heat Resistant, Impact Resistant
  
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
  
Tephrite vs Diabase Properties
Properties of Tephrite and Diabase play an important role in determining the type of rock. Along with Tephrite vs Diabase properties, get to know more about Tephrite Definition and Diabase 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 Diabase.