Properties of Rhyodacite and Greywacke
Physical Properties
  
  
Hardness
5.5-6
  
6-7
  
Grain Size
Fine Grained
  
Angular and Fine
  
Fracture
Conchoidal
  
Conchoidal
  
Streak
Black
  
White
  
Porosity
Less Porous
  
Highly Porous
  
Luster
Greasy to Dull
  
Dull
  
Compressive Strength
200.50 N/mm
2
  
9
Not Available
  
Cleavage
Not Available
  
Perfect
  
Toughness
2.1
  
2.6
  
Specific Gravity
2.34-2.40
  
2.2-2.8
  
Transparency
Opaque
  
Opaque
  
Density
Not Available
  
2.6-2.61 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
1.12 kJ/Kg K
  
7
Not Available
  
Resistance
Heat Resistant
  
Heat Resistant, Impact Resistant, Pressure Resistant
  
Rhyodacite vs Greywacke Properties
Properties of Rhyodacite and Greywacke play an important role in determining the type of rock. Along with Rhyodacite vs Greywacke properties, get to know more about Rhyodacite Definition and Greywacke 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 Rhyodacite and Greywacke.