Properties of Granite and Obsidian
Grain Size
Large and Coarse Grained
Not Applicable
Fracture
Not Available
Conchoidal
Porosity
Less Porous
Very Less Porous
Luster
Dull to Grainy with Sporadic parts Pearly and Vitreous
Vitreous
Cleavage
Not Available
Non-Existent
Toughness
Not Available
Not Available
Specific Gravity
2.6-2.7
2.6-2.7
Transparency
Opaque
Translucent
Density
2.65-2.75 g/cm3
2.6 g/cm3
Resistance
Heat Resistant, Wear Resistant
Heat Resistant, Impact Resistant
Granite vs Obsidian Properties
Properties of Granite and Obsidian play an important role in determining the type of rock. Along with Granite vs Obsidian properties, get to know more about Granite 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 Granite and Obsidian.