Properties of Gossan and Pumice

Gossan

Pumice

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

4-56

1 7

1.1.2 Grain Size

Fine to Medium Grained

Fine Grained

1.1.3 Fracture

Conchoidal

Planar

1.1.4 Streak

White to Grey

White, Greenish White or Grey

1.1.5 Porosity

Highly Porous

1.1.6 Luster

Metallic

Earthy

1.1.7 Compressive Strength

NA51.20 N/mm²

0.15 450

1.1.8 Cleavage

Not Available

Perfect

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.02.86

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

Not Available0.25-0.3 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.24 kJ/Kg K0.87 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Impact Resistant, Pressure Resistant

Gossan vs Pumice Properties

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