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Jaspillite vs Rapakivi Granite


Rapakivi Granite vs Jaspillite


Definition

Definition
Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks   
Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase   

History
  
  

Origin
Western Australia, Minnesota   
Finland, Europe   

Discoverer
Unknown   
Jakob Sederholm   

Etymology
From Jaspilite (Mineral), a compact siliceous rock which resembles jasper   
From Finnish Rapakivi which stands for crumbly rock   

Class
Sedimentary Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Soft Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Not Applicable   
Plutonic   

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

Texture

Texture
Banded, Trellis   
Granular, Phaneritic   

Color
Red, Reddish Brown   
Black, Grey, Orange, Pink, White   

Maintenance
Less   
More   

Durability
Durable   
Durable   

Water Resistant
No   
Yes   

Scratch Resistant
No   
Yes   

Stain Resistant
No   
Yes   

Wind Resistant
No   
No   

Acid Resistant
No   
Yes   

Appearance
Banded and Glassy   
Veined or Pebbled   

Uses

Architecture
  
  

Interior Uses
Decorative Aggregates, Interior Decoration   
Bathrooms, Countertops, Decorative Aggregates, Entryways, Floor Tiles, Flooring, Homes, Hotels, Interior Decoration, Kitchens, Stair Treads   

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

Other Architectural Uses
Curbing   
Not Yet Used   

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   
As Dimension Stone   

Medical Industry
Not Yet Used   
Not Yet Used   

Antiquity Uses
Artifacts, Jewellery, Monuments   
Artifacts, Monuments, Sculpture, Small Figurines   

Other Uses
  
  

Commercial Uses
Creating Artwork, Jewelry   
Cemetery Markers, Commemorative Tablets, Creating Artwork, Curling, Laboratory bench tops, Tombstones   

Types

Types
Algoma-type , Lake Superior-type and Superior-type   
Igneous Protolith Granite, Sedimentary Protolith Granite, Mantle Granite, Anorogenic Granite and Hybrid Granite   

Features
Is one of the oldest rock   
Available in Lots of Colors and Patterns, It is One of the Oldest, Strongest and Hardest Rock   

Archaeological Significance
  
  

Monuments
Used   
Used   

Famous Monuments
Data Not Available   
Data Not Available   

Sculpture
Not Yet Used   
Used   

Famous Sculptures
Not Applicable   
Data Not Available   

Pictographs
Used   
Not Used   

Petroglyphs
Used   
Not Used   

Figurines
Not Yet Used   
Used   

Fossils
Present   
Absent   

Formation

Formation
Jaspillite is a type of sedimentary rock which is formed by the compaction and sedimentation of pieces of broken or weathered rocks and minerals.   
Granite is an igneous rock which is very hard, crystalline and is visibly homogeneous in texture and forms by melting of continental rocks   

Composition
  
  

Mineral Content
Coesite, Quartz, Sand   
Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Plagioclase, Pyroxene, Quartz   

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

Transformation
  
  

Metamorphism
No   
Yes   

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

Weathering
Yes   
Yes   

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

Erosion
Yes   
Yes   

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

Properties

Physical Properties
  
  

Hardness
3   
6-7   

Grain Size
Large and Coarse Grained   
Large and Coarse Grained   

Fracture
Conchoidal   
Not Available   

Streak
White   
White   

Porosity
Very Less Porous   
Less Porous   

Luster
Earthy   
Dull to Grainy with Sporadic parts Pearly and Vitreous   

Compressive Strength
230.00 N/mm2   
6
175.00 N/mm2   
13

Cleavage
Imperfect   
Not Available   

Toughness
Not Available   
Not Available   

Specific Gravity
5.0-5.3   
2.6-2.7   

Transparency
Translucent to Opaque   
Opaque   

Density
0-5.7 g/cm3   
2.6-2.8 g/cm3   

Thermal Properties
  
  

Specific Heat Capacity
3.20 kJ/Kg K   
1
0.79 kJ/Kg K   
16

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

Reserves

Deposits in Eastern Continents
  
  

Asia
Russia   
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam   

Africa
Not Yet Found   
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa   

Europe
Ukraine   
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic, Venezuela   

Others
Not Yet Found   
Not Yet Found   

Deposits in Western Continents
  
  

North America
Canada, USA   
Canada, USA   

South America
Brazil   
Not Yet Found   

Deposits in Oceania Continent
  
  

Australia
Western Australia   
Not Yet Found   

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Jaspillite vs Rapakivi Granite Information

Earth’s outer layer is covered by rocks and these rocks have different physical and chemical properties. As two rocks are not same, it’s fun to compare them. You can also know more about Jaspillite and Rapakivi Granite Reserves. Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks. Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. These rocks are composed of many distinct minerals. The process of formation of rocks is different for various rocks. Rocks are quarried from many years for various purposes. You can check out Jaspillite vs Rapakivi Granite information and Jaspillite vs Rapakivi Granite characteristics in the upcoming sections.

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Jaspillite vs Rapakivi Granite Characteristics

Though some rocks look identical, they have certain characteristics which distinguish them from others. Characteristics of rocks include texture, appearance, color, fracture, streak, hardness etc. Jaspillite vs Rapakivi Granite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Jaspillite and Properties of Rapakivi Granite. Learn more about Jaspillite vs Rapakivi Granite in the next section. The interior uses of Jaspillite include Decorative aggregates and Interior decoration whereas the interior uses of Rapakivi Granite include Bathrooms, Countertops, Decorative aggregates, Entryways, Floor tiles, Flooring, Homes, Hotels, Interior decoration, Kitchens and Stair treads. Due to some exceptional properties of Jaspillite and Rapakivi Granite, they have various applications in construction industry. The uses of Jaspillite in construction industry include 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 and that of Rapakivi Granite include As dimension stone.

More about Jaspillite and Rapakivi Granite

Here you can know more about Jaspillite and Rapakivi Granite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Jaspillite and Rapakivi Granite consists of mineral content and compound content. The mineral content of Jaspillite includes Coesite, Quartz, Sand and mineral content of Rapakivi Granite includes Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Plagioclase, Pyroxene, Quartz. You can also check out the list of all Sedimentary Rocks. When we have to compare Jaspillite vs Rapakivi Granite, the texture, color and appearance plays an important role in determining the type of rock. Jaspillite is available in red, reddish brown colors whereas, Rapakivi Granite is available in black, grey, orange, pink, white colors. Appearance of Jaspillite is Banded and Glassy and that of Rapakivi Granite is Veined or Pebbled. Properties of rock is another aspect for Jaspillite vs Rapakivi Granite. The hardness of Jaspillite is 3 and that of Rapakivi Granite is 6-7. The types of Jaspillite are Algoma-type , Lake Superior-type and Superior-type whereas types of Rapakivi Granite are Igneous Protolith Granite, Sedimentary Protolith Granite, Mantle Granite, Anorogenic Granite and Hybrid Granite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Jaspillite and Rapakivi Granite is white. The specific heat capacity of Jaspillite is 3.20 kJ/Kg K and that of Rapakivi Granite is 0.79 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Jaspillite is heat resistant, impact resistant, wear resistant whereas Rapakivi Granite is heat resistant, wear resistant.

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