Pumice

Porphyry

Properties of Pumice and Porphyry

Pumice

Porphyry

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-7

1.1.2 Grain Size

Fine Grained

1.1.3 Fracture

Planar

Irregular

1.1.4 Streak

White, Greenish White or Grey

White

1.1.5 Porosity

Highly Porous

Less Porous

1.1.6 Luster

Earthy

Dull

1.1.7 Compressive Strength

Properties of F..

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51.20 N/mm²

Rank: 26 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Properties of Obsidian

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175 (Properties of..)

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1.1.8 Cleavage

Perfect

Imperfect

1.1.9 Toughness

1.7

1.1.10 Specific Gravity

2.86

2.5-4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

0.25-0.3 g/cm³

2.5-2.52 g/cm³

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

Properties of B..

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0.87 kJ/Kg K

Rank: 14 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Properties of Granulite

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1.09 (Properties of..)

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1.2.2 Resistance

Impact Resistant, Pressure Resistant

Heat Resistant, Impact Resistant

Pumice vs Porphyry Properties

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