Properties of Tephrite and Foidolite

Tephrite

Foidolite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6.51.5

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

1.1.3 Fracture

Uneven

Conchoidal

1.1.4 Streak

Bluish Black

White

1.1.5 Porosity

Very Less Porous

1.1.6 Luster

Subvitreous to Dull

1.1.7 Compressive Strength

90.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Crenulation and Pervasive

Perfect

1.1.9 Toughness

2.4

Not Available

1.1.10 Specific Gravity

2.862.86

0 8.4

1.1.11 Transparency

Opaque

Translucent

1.1.12 Density

2.8-2.9 g/cm³Not Available

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Wear Resistant

Tephrite vs Foidolite Properties

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