Properties of Obsidian and Marl

Obsidian

Marl

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5-5.52-3

1 7

1.1.2 Grain Size

Not Applicable

Very fine-grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Very Less Porous

Highly Porous

1.1.6 Luster

Vitreous

Dull

1.1.7 Compressive Strength

0.15 N/mm²NA

0.15 450

1.1.8 Cleavage

Non-Existent

Not Available

1.1.9 Toughness

Not Available

2.6

1.1.10 Specific Gravity

2.6-2.72.2-2.8

0 8.4

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.6 g/cm³2.4-2.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Obsidian vs Marl Properties

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