Properties of Phonolite and Coal

Phonolite

Coal

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5.5-61-1.5

1 7

1.1.2 Grain Size

Fine Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Conchoidal to Uneven

Conchoidal

1.1.4 Streak

White

Black

1.1.5 Porosity

Less Porous

1.1.6 Luster

Greasy to Dull

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

150.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Poor

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.61.1-1.4

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6 g/cm³1100-1400 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA1.32 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Wear Resistant

Heat Resistant

Phonolite vs Coal Properties

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