Properties of Rhyolite and Dacite

Rhyolite

Dacite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-72-2.25

1 7

1.1.2 Grain Size

Large and Coarse Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Sub-conchoidal

Conchoidal

1.1.4 Streak

Colorless

White

1.1.5 Porosity

Highly Porous

Less Porous

1.1.6 Luster

Earthy

Subvitreous to Dull

1.1.7 Compressive Strength

140.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Not Available

Perfect

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.65-2.672.86-2.87

0 8.4

1.1.11 Transparency

Opaque

Translucent

1.1.12 Density

2.4-2.6 g/cm³2.77-2.771 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Wear Resistant

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Rhyolite vs Dacite Properties

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