Properties of Porphyry and Rhyodacite

Porphyry

Rhyodacite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-75.5-6

1 7

1.1.2 Grain Size

Fine Grained

1.1.3 Fracture

Irregular

Conchoidal

1.1.4 Streak

White

Black

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull

Greasy to Dull

1.1.7 Compressive Strength

NA200.50 N/mm²

0.15 450

1.1.8 Cleavage

Imperfect

Not Available

1.1.9 Toughness

1.7

2.1

1.1.10 Specific Gravity

2.5-42.34-2.40

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.5-2.52 g/cm³Not Available

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA1.12 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant

Porphyry vs Rhyodacite Properties

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