Properties of Tephrite and Slate

Tephrite

Slate

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6.53-4

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Very fine-grained

1.1.3 Fracture

Uneven

Splintery

1.1.4 Streak

Bluish Black

Light to dark brown

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Subvitreous to Dull

Dull

1.1.7 Compressive Strength

90.00 N/mm²30.00 N/mm²

0.15 450

1.1.8 Cleavage

Crenulation and Pervasive

Slaty

1.1.9 Toughness

2.4

1.2

1.1.10 Specific Gravity

2.862.65-2.8

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.8-2.9 g/cm³2.6-2.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg K0.76 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

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.