Properties of Tephrite and Slate

Tephrite

Slate

Properties of Slate and Tephrite

Properties

Physical Properties

Hardness

6.5

3-4

Grain Size

Medium to Fine Coarse Grained

Very fine-grained

Fracture

Uneven

Splintery

Streak

Bluish Black

Light to dark brown

Porosity

Very Less Porous

Less Porous

Luster

Subvitreous to Dull

Dull

Compressive Strength

90.00 N/mm²

30.00 N/mm²

Cleavage

Crenulation and Pervasive

Slaty

Toughness

2.4

1.2

Specific Gravity

2.86

2.65-2.8

Transparency

Opaque

Density

2.8-2.9 g/cm³

2.6-2.8 g/cm³

Thermal Properties

Specific Heat Capacity

0.92 kJ/Kg K

0.76 kJ/Kg K

Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Reserves >>

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Tephrite vs Slate Properties

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