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Dunite Rock



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

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Igneous Rocks

Information about Dunite

Rocks are naturally occurring solids which are composed of minerals & have been used by humans since ages. From Stone Age, rocks are used for various purposes. Also, the metals and minerals found in rock play an important role in our life. Get to know all the Dunite Uses. We have provided you with all information about Dunite rock here. Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. Dunite is available in dark greenish - grey colors. The streak of a rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Dunite is white. Get to know more about Dunite rock and characteristics of Dunite rock in the next sections.

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