Properties of Porphyry and Variolite

Porphyry

Variolite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-76

1 7

1.1.2 Grain Size

Fine Grained

Not Applicable

1.1.3 Fracture

Irregular

Conchoidal

1.1.4 Streak

White

White to Grey

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull

Not Available

1.1.7 Compressive Strength

NA37.50 N/mm²

0.15 450

1.1.8 Cleavage

Imperfect

Not Available

1.1.9 Toughness

1.7

2.3

1.1.10 Specific Gravity

2.5-42.8-3

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.5-2.52 g/cm³2.9-3.1 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.84 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

Porphyry vs Variolite Properties

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