Properties of Slate and Greywacke

Slate

Greywacke

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3-46-7

1 7

1.1.2 Grain Size

Very fine-grained

Angular and Fine

1.1.3 Fracture

Splintery

Conchoidal

1.1.4 Streak

Light to dark brown

White

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Dull

1.1.7 Compressive Strength

30.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Slaty

Perfect

1.1.9 Toughness

1.2

2.6

1.1.10 Specific Gravity

2.65-2.82.2-2.8

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.6-2.8 g/cm³2.6-2.61 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.76 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Impact Resistant, Pressure Resistant

Slate vs Greywacke Properties

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