Properties of Picrite and Coquina

Picrite

Coquina

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6.81-2

1 7

1.1.2 Grain Size

Fine Grained

Coarse Grained

1.1.3 Fracture

Uneven

Irregular

1.1.4 Streak

White, Greenish White or Grey

White

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Subvitreous to Dull

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

189.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Imperfect

Not Available

1.1.9 Toughness

2.1

Not Available

1.1.10 Specific Gravity

2.75-2.921.10-2.24

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1.5-2.5 g/cm³2.8-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.88 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Picrite vs Coquina Properties

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