Properties of Coquina and Chalk

Coquina

Chalk

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-21

1 7

1.1.2 Grain Size

Coarse Grained

Very fine-grained

1.1.3 Fracture

Irregular

Not Available

1.1.4 Streak

White

1.1.5 Porosity

Highly Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Dull

1.1.7 Compressive Strength

NANA

0.15 450

1.1.8 Cleavage

Not Available

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

1.10-2.242.3-2.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.8-2.9 g/cm³2.49-2.50 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.90 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

Coquina vs Chalk Properties

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