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Lamprophyre vs Blueschist


Blueschist vs Lamprophyre


Definition

Definition
Lamprophyre is uncommon igneous rocks primarily occurring as dikes, lopoliths, laccoliths, stocks and small intrusions  
Blueschist is a metamorphic rock which is generally blue in color and is formed under conditions of high pressure and low temperature  

History
  
  

Origin
-  
USA  

Discoverer
Unknown  
Edgar Bailey  

Etymology
From Greek lampros bright and shining + porphureos purple  
From French schiste, Greek skhistos i.e. split  

Class
Igneous Rocks  
Metamorphic Rocks  

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

Family
  
  

Group
Plutonic  
-  

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

Texture

Texture
Porphyritic  
Foliated  

Color
Black, Bluish - Grey, Brown, Dark Greenish - Grey, Green, Grey  
Blue, Bluish - Grey, Purple, Shades of Blue  

Maintenance
Less  
Less  

Durability
Durable  
Durable  

Water Resistant
Yes  
No  

Scratch Resistant
Yes  
No  

Stain Resistant
Yes  
No  

Wind Resistant
No  
No  

Acid Resistant
No  
No  

Appearance
Dull, Banded and Foilated  
Dull and Banded  

Uses

Architecture
  
  

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

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

Other Architectural Uses
Curbing  
-  

Industry
  
  

Construction Industry
As Dimension Stone, Cement Manufacture, for Road Aggregate, Making natural cement, Manufacture of Magnesium and Dolomite Refractories  
As Dimension Stone, Cobblestones, Rail Track Ballast, Roadstone  

Medical Industry
Taken as a Supplement for Calcium or Magnesium  
-  

Antiquity Uses
Artifacts, Monuments, Sculpture  
Artifacts, Monuments, Sculpture  

Other Uses
  
  

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

Types

Types
Minette, Alnoite, Camptonite, Monchiquite, Fourchite, Vogesite, Appinite and Spessartite  
Metamorphic rock  

Features
Always found as volcanic pipes over deep continental crust, Host rock for Diamond, Is one of the oldest rock, Surfaces are often shiny  
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  
Absent  

Formation

Formation
Lamprophyre formation takes place deep beneath the Earth’s surface at around 150 to 450 kilometres, and are erupted rapidly and violently.  
Blueschist forms due to the metamorphism of basalt and other rocks with similar composition at high pressures and low temperatures and approximately corresponding to a depth of 15 to 30 kilometers and 200 to 500 °C.  

Composition
  
  

Mineral Content
Amphibole, Carbonate, Garnet, Micas, Olivine, Phlogopite, Pyroxene  
Albite, Chlorite, Epidote, Garnet, Glaucophane, Lawsonite, Muscovite or Illite, Quartz  

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

Transformation
  
  

Metamorphism
Yes  
No  

Types of Metamorphism
Cataclastic Metamorphism, Impact Metamorphism  
-  

Weathering
Yes  
Yes  

Types of Weathering
Biological Weathering  
Mechanical Weathering  

Erosion
Yes  
Yes  

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

Properties

Physical Properties
  
  

Hardness
5-6  
3.5-4  

Grain Size
Fine to Coarse Grained  
Fine to Medium Grained  

Fracture
Conchoidal  
Conchoidal  

Streak
White  
White to Grey  

Porosity
Very Less Porous  
Highly Porous  

Luster
Subvitreous to Dull  
Dull  

Compressive Strength
120.00 N/mm2  
26
220.00 N/mm2  
9

Cleavage
Conchoidal  
Slaty  

Toughness
-  
1.5  

Specific Gravity
2.86-2.87  
3-3.2  

Transparency
Translucent to Opaque  
Opaque  

Density
2.95-2.96 g/cm3  
2.8-2.9 g/cm3  

Thermal Properties
  
  

Specific Heat Capacity
0.84 kJ/Kg K  
15
0.84 kJ/Kg K  
15

Resistance
Heat Resistant, Impact Resistant  
Impact Resistant, Pressure Resistant  

Reserves

Deposits in Eastern Continents
  
  

Asia
Russia  
Japan, Turkey  

Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa  
Egypt, Ethiopia, South Africa  

Europe
England, Hungary, Iceland, United Kingdom  
France, Greece, Iceland  

Others
Antarctica, Greenland  
-  

Deposits in Western Continents
  
  

North America
Canada, Mexico, USA  
USA  

South America
Argentina, Colombia, Ecuador  
-  

Deposits in Oceania Continent
  
  

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

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Lamprophyre vs Blueschist 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 Lamprophyre and Blueschist Reserves. Lamprophyre is uncommon igneous rocks primarily occurring as dikes, lopoliths, laccoliths, stocks and small intrusions. Blueschist is a metamorphic rock which is generally blue in color and is formed under conditions of high pressure and low temperature. 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 Lamprophyre vs Blueschist information and Lamprophyre vs Blueschist characteristics in the upcoming sections.

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Lamprophyre vs Blueschist 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. Lamprophyre vs Blueschist characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Lamprophyre and Properties of Blueschist. Learn more about Lamprophyre vs Blueschist in the next section. The interior uses of Lamprophyre include Decorative aggregates and Interior decoration whereas the interior uses of Blueschist include Floor tiles, Flooring, Homes, Hotels and Kitchens. Due to some exceptional properties of Lamprophyre and Blueschist, they have various applications in construction industry. The uses of Lamprophyre in construction industry include As dimension stone, Cement manufacture, For road aggregate, Making natural cement, Manufacture of magnesium and dolomite refractories and that of Blueschist include As dimension stone, Cobblestones, Rail track ballast, Roadstone.

More about Lamprophyre and Blueschist

Here you can know more about Lamprophyre and Blueschist. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Lamprophyre and Blueschist consists of mineral content and compound content. The mineral content of Lamprophyre includes Amphibole, Carbonate, Garnet, Micas, Olivine, Phlogopite, Pyroxene and mineral content of Blueschist includes Albite, Chlorite, Epidote, Garnet, Glaucophane, Lawsonite, Muscovite or Illite, Quartz. You can also check out the list of all Igneous Rocks. When we have to compare Lamprophyre vs Blueschist, the texture, color and appearance plays an important role in determining the type of rock. Lamprophyre is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas, Blueschist is available in blue, bluish - grey, purple, shades of blue colors. Appearance of Lamprophyre is Dull, Banded and Foilated and that of Blueschist is Dull and Banded. Properties of rock is another aspect for Lamprophyre vs Blueschist. The hardness of Lamprophyre is 5-6 and that of Blueschist is 3.5-4. The types of Lamprophyre are Minette, Alnoite, Camptonite, Monchiquite, Fourchite, Vogesite, Appinite and Spessartite whereas types of Blueschist are Metamorphic rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Lamprophyre is white while that of Blueschist is white to grey. The specific heat capacity of Lamprophyre is 0.84 kJ/Kg K and that of Blueschist is 0.84 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Lamprophyre is heat resistant, impact resistant whereas Blueschist is impact resistant, pressure resistant.

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