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Metapelite and Evaporite


Evaporite and Metapelite


Definition

Definition
Metapelite is an old and currently not widely used field geological term for a clay rich fine-grained clastic sediment or sedimentary rock, i.e. mud or a mudstone   
A water-soluble mineral sediment resulting from concentration and crystallization by evaporation from an aqueous solution   

History
  
  

Origin
Unknown   
USA   

Discoverer
Unknown   
Usiglio   

Etymology
From Pelos or clay in Greek   
From a sediment left after the evaporation   

Class
Metamorphic Rocks   
Sedimentary Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Soft Rock   

Family
  
  

Group
Not Applicable   
Not Applicable   

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

Texture

Texture
Foliated   
Earthy   

Color
Dark Greenish - Grey, Green, Light Green, Light Greenish Grey   
Colourless, Green, Grey, Silver, White   

Maintenance
Less   
Less   

Durability
Durable   
Durable   

Water Resistant
Yes   
Yes   

Scratch Resistant
Yes   
No   

Stain Resistant
Yes   
No   

Wind Resistant
No   
Yes   

Acid Resistant
No   
No   

Appearance
Banded   
Glassy, Vesicular and Foilated   

Uses

Architecture
  
  

Interior Uses
Decorative Aggregates, Interior Decoration   
Decorative Aggregates, Entryways, Flooring, Homes, Interior Decoration   

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

Other Architectural Uses
Curbing   
Curbing   

Industry
  
  

Construction Industry
Cement Manufacture, Construction Aggregate, for Road Aggregate   
As a Flux in the Production of Steel and Pig Iron, As a Sintering Agent in Steel Industry to process Iron Ore, As Dimension Stone, Cement Manufacture, for Road Aggregate, Making natural cement, Manufacture of Magnesium and Dolomite Refractories   

Medical Industry
Not Yet Used   
Taken as a Supplement for Calcium or Magnesium   

Antiquity Uses
Artifacts   
Artifacts   

Other Uses
  
  

Commercial Uses
Commemorative Tablets, Creating Artwork   
Used in the manufacture of Ceramic Powder, Used in the preparation of Sulfuric Acid and Silicon Diborite   

Types

Types
Not Available   
Not Available   

Features
Easily splits into thin plates, It is One of the Oldest, Strongest and Hardest Rock   
Generally rough to touch, Splintery, Veined   

Archaeological Significance
  
  

Monuments
Not Yet Used   
Not Yet Used   

Famous Monuments
Not Applicable   
Not Applicable   

Sculpture
Not Yet Used   
Not Yet Used   

Famous Sculptures
Not Applicable   
Not Applicable   

Pictographs
Used   
Used   

Petroglyphs
Used   
Used   

Figurines
Not Yet Used   
Not Yet Used   

Fossils
Absent   
Present   

Formation

Formation
Due to change in environmental conditions, rocks are heated and pressurized deep inside the Earth's surface. Metapelite is formed from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.   
Evaporite is water-soluble mineral sediment which forms from concentration and crystallization by evaporation from an aqueous solution.   

Composition
  
  

Mineral Content
Albite, Chlorite, Quartz   
Calcite, Cancrinite, Gypsum, Kyanite, Magnetite   

Compound Content
Aluminium Oxide, CaO, MgO   
CaMg(CO3)2, CaO, Calcium Sulfate, KCl, MgO, NaCl   

Transformation
  
  

Metamorphism
No   
Yes   

Types of Metamorphism
Not Applicable   
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Impact Metamorphism, Regional Metamorphism   

Weathering
Yes   
No   

Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering   
Not Applicable   

Erosion
Yes   
No   

Types of Erosion
Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion   
Not Applicable   

Properties

Physical Properties
  
  

Hardness
5-6   
2-3   

Grain Size
Medium to Fine Coarse Grained   
Medium to Fine Coarse Grained   

Fracture
Fibrous   
Conchoidal   

Streak
Unknown   
White   

Porosity
Highly Porous   
Less Porous   

Luster
Earthy   
Subvitreous to Dull   

Compressive Strength
Not Available   
225.00 N/mm2   
7

Cleavage
Not Available   
Perfect   

Toughness
Not Available   
Not Available   

Specific Gravity
3.4-3.7   
2.86-2.99   

Transparency
Opaque   
Translucent   

Density
0-300 g/cm3   
2.8-2.9 g/cm3   

Thermal Properties
  
  

Specific Heat Capacity
0.72 kJ/Kg K   
20
0.92 kJ/Kg K   
10

Resistance
Heat Resistant, Impact Resistant, Pressure Resistant   
Heat Resistant, Pressure Resistant   

Reserves

Deposits in Eastern Continents
  
  

Asia
Not Yet Found   
Not Available   

Africa
Western Africa   
Not Available   

Europe
United Kingdom   
United Kingdom   

Others
Not Yet Found   
Not Yet Found   

Deposits in Western Continents
  
  

North America
Not Available   
USA   

South America
Brazil, Colombia, Ecuador   
Colombia, Paraguay   

Deposits in Oceania Continent
  
  

Australia
Central Australia, Western Australia   
Central Australia, Western Australia   

Summary >>
<< Reserves

All about Metapelite and Evaporite Properties

Know all about Metapelite and Evaporite properties here. All properties of rocks are important as they define the type of rock and its application. Metapelite belongs to Metamorphic Rocks while Evaporite belongs to Sedimentary Rocks.Texture of Metapelite is Foliated whereas that of Evaporite is Earthy. Metapelite appears Banded and Evaporite appears Glassy, Vesicular and Foilated. The luster of Metapelite is earthy while that of Evaporite is subvitreous to dull. Metapelite is available in dark greenish - grey, green, light green, light greenish grey colors whereas Evaporite is available in colourless, green, grey, silver, white colors. The commercial uses of Metapelite are commemorative tablets, creating artwork and that of Evaporite are used in the manufacture of ceramic powder, used in the preparation of sulfuric acid and silicon diborite.

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