Properties of Porphyry and Picrite

Porphyry

Picrite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-76.8

1 7

1.1.2 Grain Size

Fine Grained

1.1.3 Fracture

Irregular

Uneven

1.1.4 Streak

White

White, Greenish White or Grey

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull

Subvitreous to Dull

1.1.7 Compressive Strength

NA189.00 N/mm²

0.15 450

1.1.8 Cleavage

Imperfect

1.1.9 Toughness

1.7

2.1

1.1.10 Specific Gravity

2.5-42.75-2.92

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.5-2.52 g/cm³1.5-2.5 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.88 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant

Porphyry vs Picrite Properties

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