Properties of Hornfels and Phonolite

Hornfels

Phonolite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

2-35.5-6

1 7

1.1.2 Grain Size

Fine Grained

1.1.3 Fracture

Conchoidal

Conchoidal to Uneven

1.1.4 Streak

Unknown

White

1.1.5 Porosity

Highly Porous

Less Porous

1.1.6 Luster

Shiny

Greasy to Dull

1.1.7 Compressive Strength

5.80 N/mm²150.00 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

Poor

1.1.9 Toughness

Not Yet Found

Not Available

1.1.10 Specific Gravity

3.4-3.92.6

0 8.4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

0.25-0.30 g/cm³2.6 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.84 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Impact Resistant, Wear Resistant

Hornfels vs Phonolite Properties

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