Properties of Slate and Pumice

Slate

Pumice

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3-46

1 7

1.1.2 Grain Size

Very fine-grained

Fine Grained

1.1.3 Fracture

Splintery

Planar

1.1.4 Streak

Light to dark brown

White, Greenish White or Grey

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Dull

Earthy

1.1.7 Compressive Strength

30.00 N/mm²51.20 N/mm²

0.15 450

1.1.8 Cleavage

Slaty

Perfect

1.1.9 Toughness

1.2

1.1.10 Specific Gravity

2.65-2.82.86

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.6-2.8 g/cm³0.25-0.3 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.76 kJ/Kg K0.87 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Impact Resistant, Pressure Resistant

Slate vs Pumice Properties

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