Properties of Pegmatite and Obsidian
Grain Size
Medium to Coarse Grained
Not Applicable
Fracture
Conchoidal
Conchoidal
Porosity
Less Porous
Very Less Porous
Luster
Grainy, Pearly and Vitreous
Vitreous
Cleavage
Perfect
Non-Existent
Toughness
2.1
Not Available
Specific Gravity
2.6-2.63
2.6-2.7
Transparency
Translucent to Opaque
Translucent
Density
2.6-2.65 g/cm3
2.6 g/cm3
Specific Heat Capacity
Not Available
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant
Heat Resistant, Impact Resistant
Pegmatite vs Obsidian Properties
Properties of Pegmatite and Obsidian play an important role in determining the type of rock. Along with Pegmatite vs Obsidian properties, get to know more about Pegmatite 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 Pegmatite and Obsidian.