Home
Compare Rocks


What is Dunite?



Definition
0

Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine 0

History
0

Origin
New Zealand 0

Discoverer
Ferdinand von Hochstetter 0

Etymology
From the name of Dun Mountain, New Zealand, + -ite1 0

Class
Igneous Rocks 0

Sub-Class
Durable Rock, Medium Hardness Rock 0

Family
0

Group
Plutonic 0

Other Categories
Coarse Grained Rock, Opaque Rock 0

Texture
0

Texture
Phaneritic 0

Color
Dark Greenish - Grey 0

Maintenance
Less 0

Durability
Durable 0

Water Resistant
Yes 0

Scratch Resistant
Yes 0

Stain Resistant
Yes 0

Wind Resistant
No 0

Acid Resistant
No 0

Appearance
Rough and Shiny 0

Uses
0

Architecture
0

Interior Uses
Decorative Aggregates, Interior Decoration 0

Exterior Uses
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone 0

Other Architectural Uses
Curbing 0

Industry
0

Construction Industry
As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar 0

Medical Industry
Not Yet Used 0

Antiquity Uses
Artifacts, Monuments, Sculpture, Small Figurines 0

Other Uses
0

Commercial Uses
Creating Artwork, Gemstone, Jewelry, Source of Chromite, Platinum, Nickel and Garnet, Source of Diamonds 0

Types
0

Types
Not Available 0

Features
Constitutes upper part of the Earth's mantle, Generally rough to touch, Host rock for Diamond, Is one of the oldest rock 0

Archaeological Significance
0

Monuments
Used 0

Famous Monuments
Data Not Available 0

Sculpture
Used 0

Famous Sculptures
Data Not Available 0

Pictographs
Used 0

Petroglyphs
Used 0

Figurines
Used 0

Fossils
Absent 0

Formation
0

Formation
Dunite is a plutonic ultramafic igneous rock consisting almost m olivine. It can be formed in two ways. 0

Composition
0

Mineral Content
Amphibole, Chromite, Garnet, Magnesium, Olivine, Phlogopite, Plagioclase, Pyroxene 0

Compound Content
Ca, CaO, Fe, Potassium, Silicon Dioxide, Sodium, Titanium Dioxide 0

Transformation
0

Metamorphism
Yes 0

Types of Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism 0

Weathering
Yes 0

Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering 0

Erosion
Yes 0

Types of Erosion
Coastal Erosion, Glacier Erosion, Water Erosion 0

Properties
0

Physical Properties
0

Hardness
3.5-4 0

Grain Size
Coarse Grained 0

Fracture
Irregular 0

Streak
White 0

Porosity
Less Porous 0

Luster
Shiny 0

Compressive Strength
107.55 N/mm2 19

Cleavage
Imperfect 0

Toughness
2.1 0

Specific Gravity
3-3.01 0

Transparency
Translucent to Opaque 0

Density
2.84-2.85 g/cm3 0

Thermal Properties
0

Specific Heat Capacity
1.25 kJ/Kg K 6

Resistance
Heat Resistant, Pressure Resistant, Wear Resistant 0

Reserves
0

Deposits in Eastern Continents
0

Asia
China, India, Indonesia, Kazakhstan, Russia, South Korea, Thailand, Turkey 0

Africa
Morocco, South Africa 0

Europe
Finland, France, Georgia, Germany, Great Britain, Italy, Kazakhstan, Netherlands, Norway, Spain, Switzerland, Venezuela 0

Others
Not Yet Found 0

Deposits in Western Continents
0

North America
Canada, USA 0

South America
Argentina, Brazil, Colombia, Ecuador, Venezuela 0

Deposits in Oceania Continent
0

Australia
New Zealand, Western Australia 0

Summary >>
<< Reserves

Igneous Rocks

Learn more about Properties of Dunite

What is Dunite? In this section, we will learn more about properties of Dunite i.e. physical and thermal properties. Physical properties of Dunite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Dunite is 107.55 N/mm2. Streak of Dunite is white while its cleavage is imperfect. Luster of Dunite is shiny and its fracture is irregular. Dunite is translucent to opaque in nature. Know all about Dunite, What is Dunite, its composition, features, facts and reserves in next sections.

Know about Composition of Dunite

What is Dunite composed of? Get to know about composition of Dunite here. Dunite definition gives information about the Formation of Dunite and its composition.The composition of Dunite can be further divided into mineral and compound content. The mineral content of Dunite rock includes Amphibole, Chromite, Garnet, Magnesium, Olivine, Phlogopite, Plagioclase, Pyroxene and The compound content of Dunite rock includes Ca, CaO, Fe, Potassium, Silicon Dioxide, Sodium, Titanium Dioxide. Almost all rocks undergo transformation process. Know all about Dunite rock in next section.

Compare Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks