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Felsite vs Basaltic Trachyandesite


Basaltic Trachyandesite vs Felsite


Definition

Definition
Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition  
Basaltic Trachyandesite is an extrusive igneous rock which is a type of Basalt rock and is formed by the rapid cooling of basaltic lava exposed at or very near the Earth's surface  

History
  
  

Origin
-  
-  

Discoverer
Unknown  
Unknown  

Etymology
From English feldspar and -ite  
From its mineral and compound content and its relation with Basalt and Andesite rock  

Class
Igneous Rocks  
Igneous Rocks  

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

Family
  
  

Group
Volcanic  
Volcanic  

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

Texture

Texture
Arborescent Patterned, Vitreous  
Glassy, Massive, Porphyritic, Scoriaceous, Vesicular  

Color
Black, Blue, Brown, Green, Orange, Red, Tan, Yellow  
Black, Brown, Light to Dark Grey  

Maintenance
Less  
Less  

Durability
Durable  
Durable  

Water Resistant
Yes  
No  

Scratch Resistant
Yes  
Yes  

Stain Resistant
No  
Yes  

Wind Resistant
Yes  
No  

Acid Resistant
No  
Yes  

Appearance
Layered, Banded, Veined and Shiny  
Dull and Soft  

Uses

Architecture
  
  

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

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

Other Architectural Uses
Curbing  
Curbing, Whetstones  

Industry
  
  

Construction Industry
Arrowheads, Cutting Tool, Knives, Scrapers, Spear Points  
As Dimension Stone, Cobblestones, Rail Track Ballast, Roadstone  

Medical Industry
Surgery  
-  

Antiquity Uses
Artifacts  
Artifacts, Monuments  

Other Uses
  
  

Commercial Uses
Mirror, Jewelry  
An Oil and Gas Reservoir, Commemorative Tablets, Creating Artwork  

Types

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

Features
Available in Lots of Colors and Patterns, Clasts are smooth to touch, Splintery, Very fine grained rock  
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
Felsite 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.  
Basaltic Trachandesite is a fine-grained, hard rock that forms when bits of lava shoot out of volcanoes.  

Composition
  
  

Mineral Content
Feldspar, Iron Oxides  
Olivine, Plagioclase, Pyroxene  

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

Types of Metamorphism
Burial Metamorphism, Contact Metamorphism, Impact Metamorphism, Regional Metamorphism  
Contact Metamorphism  

Weathering
Yes  
Yes  

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

Erosion
Yes  
No  

Types of Erosion
Chemical Erosion, Glacier Erosion, Water Erosion  
-  

Properties

Physical Properties
  
  

Hardness
5-5.5  
6  

Grain Size
Fine Grained  
Fine Grained  

Fracture
Conchoidal  
Conchoidal  

Streak
White  
White to Grey  

Porosity
Very Less Porous  
Less Porous  

Luster
Vitreous  
-  

Compressive Strength
0.15 N/mm2  
99+
37.50 N/mm2  
99+

Cleavage
-  
-  

Toughness
-  
2.3  

Specific Gravity
2.6-2.7  
2.8-3  

Transparency
Translucent  
Opaque  

Density
2.6 g/cm3  
2.9-3.1 g/cm3  

Thermal Properties
  
  

Specific Heat Capacity
0.92 kJ/Kg K  
10
0.84 kJ/Kg K  
15

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

Reserves

Deposits in Eastern Continents
  
  

Asia
Afghanistan, Indonesia, Japan, Russia  
India, Russia  

Africa
Kenya  
South Africa  

Europe
Greece, Hungary, Iceland, Italy, Turkey  
Iceland  

Others
-  
-  

Deposits in Western Continents
  
  

North America
Canada, Mexico, USA  
Canada, USA  

South America
Argentina, Chile, Ecuador, Peru  
Brazil  

Deposits in Oceania Continent
  
  

Australia
New Zealand  
-  

Definition >>
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Felsite vs Basaltic Trachyandesite 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 Felsite and Basaltic Trachyandesite Reserves. Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. Basaltic Trachyandesite is an extrusive igneous rock which is a type of Basalt rock and is formed by the rapid cooling of basaltic lava exposed at or very near the Earth's surface. 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 Felsite vs Basaltic Trachyandesite information and Felsite vs Basaltic Trachyandesite characteristics in the upcoming sections.

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Felsite vs Basaltic Trachyandesite 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. Felsite vs Basaltic Trachyandesite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Felsite and Properties of Basaltic Trachyandesite. Learn more about Felsite vs Basaltic Trachyandesite in the next section. The interior uses of Felsite include Decorative aggregates, Flooring and Interior decoration whereas the interior uses of Basaltic Trachyandesite include Floor tiles, Homes, Hotels and Kitchens. Due to some exceptional properties of Felsite and Basaltic Trachyandesite, they have various applications in construction industry. The uses of Felsite in construction industry include Arrowheads, Cutting tool, Knives, Scrapers, Spear points and that of Basaltic Trachyandesite include As dimension stone, Cobblestones, Rail track ballast, Roadstone.

More about Felsite and Basaltic Trachyandesite

Here you can know more about Felsite and Basaltic Trachyandesite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Felsite and Basaltic Trachyandesite consists of mineral content and compound content. The mineral content of Felsite includes Feldspar, Iron Oxides and mineral content of Basaltic Trachyandesite includes Olivine, Plagioclase, Pyroxene. You can also check out the list of all Igneous Rocks. When we have to compare Felsite vs Basaltic Trachyandesite, the texture, color and appearance plays an important role in determining the type of rock. Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors whereas, Basaltic Trachyandesite is available in black, brown, light to dark grey colors. Appearance of Felsite is Layered, Banded, Veined and Shiny and that of Basaltic Trachyandesite is Dull and Soft. Properties of rock is another aspect for Felsite vs Basaltic Trachyandesite. The hardness of Felsite is 5-5.5 and that of Basaltic Trachyandesite is 6. The types of Felsite are Igneous rock whereas types of Basaltic Trachyandesite are Alkaline Basalt, Boninite, High Alumina Basalt, Mid Ocean Ridge Basalt (MORB), Tholeiitic Basalt, Basaltic trachyandesite, Mugearite and Shoshonite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Felsite is white while that of Basaltic Trachyandesite is white to grey. The specific heat capacity of Felsite is 0.92 kJ/Kg K and that of Basaltic Trachyandesite 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.Felsite is heat resistant, impact resistant whereas Basaltic Trachyandesite is heat resistant, pressure resistant, wear resistant.

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