Properties of Coquina and Rapakivi Granite

Coquina

Rapakivi Granite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-26-7

1 7

1.1.2 Grain Size

Coarse Grained

Large and Coarse Grained

1.1.3 Fracture

Irregular

Not Available

1.1.4 Streak

White

1.1.5 Porosity

Highly Porous

Less Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Dull to Grainy with Sporadic parts Pearly and Vitreous

1.1.7 Compressive Strength

NA175.00 N/mm²

0.15 450

1.1.8 Cleavage

Not Available

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

1.10-2.242.6-2.7

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.8-2.9 g/cm³2.6-2.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.79 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Wear Resistant

Coquina vs Rapakivi Granite Properties

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