Properties of Pseudotachylite and Porphyry

Pseudotachylite

Porphyry

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

76-7

1 7

1.1.2 Grain Size

Very fine-grained

Fine Grained

1.1.3 Fracture

Uneven

Irregular

1.1.4 Streak

Light to dark brown

White

1.1.5 Porosity

Less Porous

1.1.6 Luster

Vitreous

Dull

1.1.7 Compressive Strength

60.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Irregular

Imperfect

1.1.9 Toughness

Not Available

1.7

1.1.10 Specific Gravity

2.46-2.862.5-4

0 8.4

1.1.11 Transparency

Transparent to Translucent

Translucent to Opaque

1.1.12 Density

2.7-2.9 g/cm³2.5-2.52 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant

Pseudotachylite vs Porphyry Properties

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