Properties of Quartzite and Porphyry

Quartzite

Porphyry

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-76-7

1 7

1.1.2 Grain Size

Medium Grained

Fine Grained

1.1.3 Fracture

Uneven, Splintery or Conchoidal

Irregular

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

1.1.6 Luster

Vitreous

Dull

1.1.7 Compressive Strength

115.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Indiscernible

Imperfect

1.1.9 Toughness

1.9

1.7

1.1.10 Specific Gravity

2.6-2.82.5-4

0 8.4

1.1.11 Transparency

Transparent to Translucent

Translucent to Opaque

1.1.12 Density

2.32-2.42 g/cm³2.5-2.52 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.75 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Impact Resistant

Quartzite vs Porphyry Properties

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