Properties of Dacite and Picrite

Dacite

Picrite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

2-2.256.8

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Fine Grained

1.1.3 Fracture

Conchoidal

Uneven

1.1.4 Streak

White

White, Greenish White or Grey

1.1.5 Porosity

Less Porous

1.1.6 Luster

Subvitreous to Dull

1.1.7 Compressive Strength

NA189.00 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

Imperfect

1.1.9 Toughness

Not Available

2.1

1.1.10 Specific Gravity

2.86-2.872.75-2.92

0 8.4

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.77-2.771 g/cm³1.5-2.5 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg K0.88 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

Dacite vs Picrite Properties

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