Properties of Coquina and Pumice

Coquina

Pumice

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-26

1 7

1.1.2 Grain Size

Coarse Grained

Fine Grained

1.1.3 Fracture

Irregular

Planar

1.1.4 Streak

White

White, Greenish White or Grey

1.1.5 Porosity

Highly Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Earthy

1.1.7 Compressive Strength

NA51.20 N/mm²

0.15 450

1.1.8 Cleavage

Not Available

Perfect

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

1.10-2.242.86

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.8-2.9 g/cm³0.25-0.3 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.87 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Impact Resistant, Pressure Resistant

Coquina vs Pumice Properties

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