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Phyllite
Phyllite

Slate
Slate



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Phyllite
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Slate

Properties of Phyllite and Slate

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Properties

Physical Properties

Hardness

1-23-4
1 7
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Grain Size

Medium to Fine Coarse Grained
Very fine-grained

Fracture

Conchoidal
Splintery

Streak

White
Light to dark brown

Porosity

Highly Porous
Less Porous

Luster

Phyllitic
Dull

Compressive Strength

50.00 N/mm230.00 N/mm2
0.15 450
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Cleavage

Crenulation and Pervasive
Slaty

Toughness

1.2
1.2

Specific Gravity

2.72-2.732.65-2.8
0 8.4
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Transparency

Opaque
Opaque

Density

2.18-3.3 g/cm32.6-2.8 g/cm3
0 1400
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Thermal Properties

Specific Heat Capacity

0.79 kJ/Kg K0.76 kJ/Kg K
0.14 3.2
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Resistance

Heat Resistant, Pressure Resistant, Water Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Phyllite vs Slate Properties

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