Properties of Tephrite and Pseudotachylite

Tephrite

Pseudotachylite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6.57

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Very fine-grained

1.1.3 Fracture

Uneven

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

Vitreous

1.1.7 Compressive Strength

90.00 N/mm²60.00 N/mm²

0.15 450

1.1.8 Cleavage

Crenulation and Pervasive

Irregular

1.1.9 Toughness

2.4

Not Available

1.1.10 Specific Gravity

2.862.46-2.86

0 8.4

1.1.11 Transparency

Opaque

Transparent to Translucent

1.1.12 Density

2.8-2.9 g/cm³2.7-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant

Tephrite vs Pseudotachylite Properties

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