Properties of Hornfels and Rapakivi Granite

Hornfels

Rapakivi Granite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

2-36-7

1 7

1.1.2 Grain Size

Fine Grained

Large and Coarse Grained

1.1.3 Fracture

Conchoidal

Not Available

1.1.4 Streak

Unknown

White

1.1.5 Porosity

Highly Porous

Less Porous

1.1.6 Luster

Shiny

Dull to Grainy with Sporadic parts Pearly and Vitreous

1.1.7 Compressive Strength

5.80 N/mm²175.00 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

Not Available

1.1.9 Toughness

Not Yet Found

Not Available

1.1.10 Specific Gravity

3.4-3.92.6-2.7

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

0.25-0.30 g/cm³2.6-2.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.84 kJ/Kg K0.79 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Wear Resistant

Hornfels vs Rapakivi Granite Properties

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