Properties of Lignite and Picrite

Lignite

Picrite

Properties of Picrite and Lignite

Properties

Physical Properties

Hardness

6.8

Grain Size

Medium to Fine Coarse Grained

Fine Grained

Fracture

Conchoidal

Uneven

Streak

Black

White, Greenish White or Grey

Porosity

Highly Porous

Less Porous

Luster

Dull to Vitreous to Submetallic

Subvitreous to Dull

Compressive Strength

Not Available

189.00 N/mm²

Cleavage

Non-Existent

Imperfect

Toughness

Not Available

2.1

Specific Gravity

1.1-1.4

2.75-2.92

Transparency

Opaque

Density

800-801 g/cm³

1.5-2.5 g/cm³

Thermal Properties

Specific Heat Capacity

1.26 kJ/Kg K

0.88 kJ/Kg K

Resistance

Heat Resistant

Reserves >>

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Lignite vs Picrite Properties

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