Properties of Amphibolite and Tephrite

Amphibolite

Tephrite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-76.5

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Irregular to Conchoidal

Uneven

1.1.4 Streak

White to Grey

Bluish Black

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Vitreous to Dull

Subvitreous to Dull

1.1.7 Compressive Strength

NA90.00 N/mm²

0.15 450

1.1.8 Cleavage

Irregular

Crenulation and Pervasive

1.1.9 Toughness

2.3

2.4

1.1.10 Specific Gravity

2.52.86

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.85-3.07 g/cm³2.8-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Impact Resistant

Amphibolite vs Tephrite Properties

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