Properties of Picrite and Chalk

Picrite

Chalk

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6.81

1 7

1.1.2 Grain Size

Fine Grained

Very fine-grained

1.1.3 Fracture

Uneven

Not Available

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

1.1.7 Compressive Strength

189.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Imperfect

Non-Existent

1.1.9 Toughness

2.1

1.1.10 Specific Gravity

2.75-2.922.3-2.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1.5-2.5 g/cm³2.49-2.50 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.88 kJ/Kg K0.90 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Picrite vs Chalk Properties

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