Properties of Pumice and Hornfels

Pumice

Hornfels

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

62-3

1 7

1.1.2 Grain Size

Fine Grained

1.1.3 Fracture

Planar

Conchoidal

1.1.4 Streak

White, Greenish White or Grey

Unknown

1.1.5 Porosity

Highly Porous

1.1.6 Luster

Earthy

Shiny

1.1.7 Compressive Strength

51.20 N/mm²5.80 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

1.1.9 Toughness

Not Yet Found

1.1.10 Specific Gravity

2.863.4-3.9

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

0.25-0.3 g/cm³0.25-0.30 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.87 kJ/Kg K0.84 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Impact Resistant, Pressure Resistant

Heat Resistant, Impact Resistant, Pressure Resistant

Pumice vs Hornfels Properties

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