Properties of Slate and Dacite

Slate

Dacite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3-42-2.25

1 7

1.1.2 Grain Size

Very fine-grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Splintery

Conchoidal

1.1.4 Streak

Light to dark brown

White

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull

Subvitreous to 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

Not Available

1.1.10 Specific Gravity

2.65-2.82.86-2.87

0 8.4

1.1.11 Transparency

Opaque

Translucent

1.1.12 Density

2.6-2.8 g/cm³2.77-2.771 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.76 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Slate vs Dacite Properties

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