Properties of Gneiss and Rhyolite

Gneiss

Rhyolite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

76-7

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Large and Coarse Grained

1.1.3 Fracture

Irregular

Sub-conchoidal

1.1.4 Streak

White

Colorless

1.1.5 Porosity

Very Less Porous

Highly Porous

1.1.6 Luster

Dull

Earthy

1.1.7 Compressive Strength

125.00 N/mm²140.00 N/mm²

0.15 450

1.1.8 Cleavage

Poor

Not Available

1.1.9 Toughness

1.2

1.1.10 Specific Gravity

2.5-2.72.65-2.67

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6-2.9 g/cm³2.4-2.6 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NANA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Heat Resistant, Wear Resistant

Gneiss vs Rhyolite Properties

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