Properties of Flint and Obsidian

Flint

Obsidian

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

75-5.5

1 7

1.1.2 Grain Size

Very fine-grained

Not Applicable

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Highly Porous

Very Less Porous

1.1.6 Luster

Vitreous

1.1.7 Compressive Strength

450.00 N/mm²0.15 N/mm²

0.15 450

1.1.8 Cleavage

Non-Existent

1.1.9 Toughness

1.5

Not Available

1.1.10 Specific Gravity

2.5-2.82.6-2.7

0 8.4

1.1.11 Transparency

Translucent to Opaque

Translucent

1.1.12 Density

2.7-2.71 g/cm³2.6 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.74 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Impact Resistant

Flint vs Obsidian Properties

Properties of Flint and Obsidian play an important role in determining the type of rock. Along with Flint vs Obsidian properties, get to know more about Flint 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 Flint and Obsidian.