Properties of Tephrite and Scoria
Physical Properties
  
  
Hardness
6.5
  
5-6
  
Grain Size
Medium to Fine Coarse Grained
  
Fine Grained
  
Fracture
Uneven
  
Conchoidal
  
Streak
Bluish Black
  
White
  
Porosity
Very Less Porous
  
Highly Porous
  
Luster
Subvitreous to Dull
  
Subvitreous to Dull
  
Compressive Strength
90.00 N/mm
2
  
22
Not Available
  
Cleavage
Crenulation and Pervasive
  
Perfect
  
Toughness
2.4
  
2.1
  
Specific Gravity
2.86
  
Not Available
  
Transparency
Opaque
  
Opaque
  
Density
2.8-2.9 g/cm3
  
Not Available
  
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 Scoria Properties
Properties of Tephrite and Scoria play an important role in determining the type of rock. Along with Tephrite vs Scoria properties, get to know more about Tephrite Definition and Scoria 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 Scoria.