Properties of Tephrite and Borolanite

Tephrite

Borolanite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6.55.5-6

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Fine Grained

1.1.3 Fracture

Uneven

Conchoidal to Uneven

1.1.4 Streak

Bluish Black

White

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Subvitreous to Dull

Greasy to Dull

1.1.7 Compressive Strength

90.00 N/mm²150.00 N/mm²

0.15 450

1.1.8 Cleavage

Crenulation and Pervasive

Poor

1.1.9 Toughness

2.4

Not Available

1.1.10 Specific Gravity

2.862.6

0 8.4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

2.8-2.9 g/cm³2.6 g/cm³

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, Impact Resistant, Wear Resistant

Tephrite vs Borolanite Properties

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