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Sovite and Banded iron formation


Banded iron formation and Sovite


Definition

Definition
Sovite is a coarse-grained variety of carbonatite which belongs to intrusive igneous rock   
Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age   

History
  
  

Origin
Unknown   
Western Australia, Minnesota   

Discoverer
Unknown   
Unknown   

Etymology
Not Available   
From its formation process   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture

Texture
Granular, Poikiloblastic   
Banded, Trellis   

Color
Black, Brown, Colourless, Green, Grey, Pink, White   
Red, Reddish Brown   

Maintenance
Less   
Less   

Durability
Durable   
Durable   

Water Resistant
Yes   
No   

Scratch Resistant
Yes   
Yes   

Stain Resistant
No   
Yes   

Wind Resistant
No   
No   

Acid Resistant
No   
No   

Appearance
Dull, Banded and Foilated   
Layered, Banded, Veined and Shiny   

Uses

Architecture
  
  

Interior Uses
Decorative Aggregates, Homes   
Decorative Aggregates, Homes   

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

Other Architectural Uses
Curbing   
Curbing, Whetstones   

Industry
  
  

Construction Industry
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, Unknown, Unknown   
As Dimension Stone, Used for flooring, stair treads, borders and window sills.   

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

Antiquity Uses
Artifacts   
Artifacts   

Other Uses
  
  

Commercial Uses
An Oil and Gas Reservoir, As a Feed Additive for Livestock, Creating Artwork, Gemstone, Metallurgical Flux, Production of Lime, Soil Conditioner, Source of Magnesia (MgO)   
As a touchstone, Cemetery Markers, Creating Artwork   

Types

Types
Not Available   
Algoma-type , Lake Superior-type, Superior-type and Taconite   

Features
Available in lots of colors, Generally rough to touch, Is one of the oldest rock   
Is one of the oldest rock   

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   
Not Used   

Petroglyphs
Used   
Not Used   

Figurines
Not Yet Used   
Not Yet Used   

Fossils
Absent   
Present   

Formation

Formation
Sovites are formed due to low degrees of partial melting of rocks.   
The banded iron layers are formed in sea water when oxygen is released by photosynthetic cyano-bacteria. The oxygen then combines with dissolved iron in ocean to form insoluble iron oxides, which precipitated out, forming a thin layer of banded iron formation on ocean floor.   

Composition
  
  

Mineral Content
Ancylite, Apatite, Barite, Fluorite, Magnetite, Natrolite, Sodalite   
Hematite, Magnetite, Quartz   

Compound Content
CaO, Carbon Dioxide, Sodium Oxide   
Fe, Iron(III) Oxide, Silicon Dioxide   

Transformation
  
  

Metamorphism
Yes   
No   

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

Weathering
Yes   
Yes   

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

Erosion
Yes   
Yes   

Types of Erosion
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion   
Coastal Erosion, Wind Erosion   

Properties

Physical Properties
  
  

Hardness
3   
5.5-6   

Grain Size
Medium to Fine Coarse Grained   
Large and Coarse Grained   

Fracture
Conchoidal   
Uneven, Splintery or Conchoidal   

Streak
White   
White   

Porosity
Less Porous   
Highly Porous   

Luster
Subvitreous to Dull   
Earthy   

Cleavage
Not Available   
Imperfect   

Toughness
1   
1.5   

Specific Gravity
2.86-2.87   
5.0-5.3   

Transparency
Opaque   
Translucent to Opaque   

Density
2.84-2.86 g/cm3   
Not Available   

Thermal Properties
  
  

Specific Heat Capacity
Not Available   
3.20 kJ/Kg K   
1

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

Reserves

Deposits in Eastern Continents
  
  

Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan   
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam   

Africa
Namibia, Nigeria, South Africa   
Kenya, Morocco, South Africa, Tanzania   

Europe
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom   
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom   

Others
Greenland   
Greenland, Mid-Atlantic Ridge   

Deposits in Western Continents
  
  

North America
Canada, USA   
Canada, Mexico, USA   

South America
Brazil   
Bolivia, Brazil   

Deposits in Oceania Continent
  
  

Australia
New South Wales, New Zealand   
New South Wales, Queensland, South Australia, Western Australia   

Summary >>
<< Reserves

All about Sovite and Banded iron formation Properties

Know all about Sovite and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Sovite belongs to Igneous Rocks while Banded iron formation belongs to Sedimentary Rocks.Texture of Sovite is Granular, Poikiloblastic whereas that of Banded iron formation is Banded, Trellis. Sovite appears Dull, Banded and Foilated and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Sovite is subvitreous to dull while that of Banded iron formation is earthy. Sovite is available in black, brown, colourless, green, grey, pink, white colors whereas Banded iron formation is available in red, reddish brown colors. The commercial uses of Sovite are an oil and gas reservoir, as a feed additive for livestock, creating artwork, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Banded iron formation are as a touchstone, cemetery markers, creating artwork.

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