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What is Epidosite?



Definition

Definition
Epidosite is a highly altered epidote and quartz bearing rock which is a type of metasomatite, essentially altered basalt

History

Origin
-

Discoverer
Unknown

Etymology
-

Class
Igneous Rocks

Sub-Class
Durable Rock, Medium Hardness Rock

Family

Group
Volcanic

Other Categories
Coarse Grained Rock, Fine Grained Rock, Opaque Rock

Texture

Texture
Glassy, Massive, Porphyritic, Scoriaceous, Vesicular

Color
Black, Brown, Light to Dark Grey

Maintenance
Less

Durability
Durable

Water Resistant
Yes

Scratch Resistant
Yes

Stain Resistant
Yes

Wind Resistant
Yes

Acid Resistant
No

Appearance
Dull and Soft

Uses

Architecture

Interior Uses
Decorative Aggregates, Floor Tiles, Homes, Hotels, Interior Decoration

Exterior Uses
As Facing Stone, Garden Decoration, Office Buildings, Paving Stone

Other Architectural Uses
Curbing

Industry

Construction Industry
As Dimension Stone, Cobblestones, Rail Track Ballast, Roadstone

Medical Industry
-

Antiquity Uses
Artifacts, Monuments, Sculpture, Small Figurines

Other Uses

Commercial Uses
Commemorative Tablets, Creating Artwork

Types

Types
Alkaline Basalt, Boninite, High Alumina Basalt, Mid Ocean Ridge Basalt (MORB), Tholeiitic Basalt, Basaltic trachyandesite, Mugearite and Shoshonite

Features
Has High structural resistance against erosion and climate, Very fine grained rock

Archaeological Significance

Monuments
-

Famous Monuments
-

Sculpture
-

Famous Sculptures
-

Pictographs
-

Petroglyphs
-

Figurines
-

Fossils
Absent

Formation

Formation
Epidosite is a fine-grained, hard rock which is a type of metasomatite, essentially altered basalt. It forms with or without crystallization, either below the surface as intrusive rocks or on the surface as extrusive rocks.

Composition

Mineral Content
Olivine, Plagioclase, Pyroxene

Compound Content
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide

Transformation

Metamorphism
Yes

Types of Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism

Weathering
Yes

Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering

Erosion
No

Types of Erosion
-

Properties

Physical Properties

Hardness
6

Grain Size
Fine to Coarse Grained

Fracture
Conchoidal

Streak
White to Grey

Porosity
Less Porous

Luster
-

Compressive Strength
160.00 N/mm2 21

Cleavage
-

Toughness
2.3

Specific Gravity
2.8-3

Transparency
Opaque

Density
-9999 g/cm3

Thermal Properties

Specific Heat Capacity
0.84 kJ/Kg K 15

Resistance
Heat Resistant, Pressure Resistant, Wear Resistant

Reserves

Deposits in Eastern Continents

Asia
India, Russia

Africa
South Africa

Europe
Iceland

Others
-

Deposits in Western Continents

North America
Canada, USA

South America
Brazil

Deposits in Oceania Continent

Australia
-

Summary >>
<< Reserves

Igneous Rocks

Learn more about Properties of Epidosite

What is Epidosite? In this section, we will learn more about properties of Epidosite i.e. physical and thermal properties. Physical properties of Epidosite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Epidosite is 160.00 N/mm2. Streak of Epidosite is white to grey while its cleavage is . Luster of Epidosite is and its fracture is conchoidal. Epidosite is opaque in nature. Know all about Epidosite, What is Epidosite, its composition, features, facts and reserves in next sections.

Know about Composition of Epidosite

What is Epidosite composed of? Get to know about composition of Epidosite here. Epidosite definition gives information about the Formation of Epidosite and its composition.The composition of Epidosite can be further divided into mineral and compound content. The mineral content of Epidosite rock includes Olivine, Plagioclase, Pyroxene and The compound content of Epidosite rock includes Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide. Almost all rocks undergo transformation process. Know all about Epidosite rock in next section.

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