Properties of Rapakivi Granite and Tephrite

Rapakivi Granite

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

Large and Coarse Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Not Available

Uneven

1.1.4 Streak

White

Bluish Black

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Dull to Grainy with Sporadic parts Pearly and Vitreous

Subvitreous to Dull

1.1.7 Compressive Strength

175.00 N/mm²90.00 N/mm²

0.15 450

1.1.8 Cleavage

Not Available

Crenulation and Pervasive

1.1.9 Toughness

Not Available

2.4

1.1.10 Specific Gravity

2.6-2.72.86

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.6-2.8 g/cm³2.8-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.79 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Wear Resistant

Heat Resistant, Impact Resistant

Rapakivi Granite vs Tephrite Properties

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