Properties of Hornfels and Gneiss

Hornfels

Gneiss

Properties of Gneiss and Hornfels

Properties

Physical Properties

Hardness

2-3

Grain Size

Fine Grained

Medium to Coarse Grained

Fracture

Conchoidal

Irregular

Streak

Unknown

White

Porosity

Highly Porous

Very Less Porous

Luster

Shiny

Dull

Compressive Strength

5.80 N/mm²

125.00 N/mm²

Cleavage

Perfect

Poor

Toughness

Not Yet Found

1.2

Specific Gravity

3.4-3.9

2.5-2.7

Transparency

Opaque

Translucent to Opaque

Density

0.25-0.30 g/cm³

2.6-2.9 g/cm³

Thermal Properties

Specific Heat Capacity

0.84 kJ/Kg K

Not Available

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Reserves >>

<< Formation

Hornfels vs Gneiss Properties

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