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Trachyandesite
Trachyandesite




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Trachyandesite Rock

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1 Definition
1.1 Definition
Trachyandesite is an extrusive igneous rock.
1.2 History
1.2.1 Origin
Indonesia
1.2.2 Discoverer
Unknown
1.3 Etymology
From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite
1.4 Class
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Volcanic
1.6 Other Categories
Fine Grained Rock, Opaque Rock
2 Texture
2.1 Texture
Glassy, Massive, Porphyritic, Scoriaceous, Vesicular
2.2 Color
Black, Brown, Light to Dark Grey
2.3 Maintenance
Less
2.4 Durability
Durable
2.4.1 Water Resistant
81% Igneous Rocks Rocks have it !
2.4.2 Scratch Resistant
86% Igneous Rocks Rocks have it !
2.4.3 Stain Resistant
66% Igneous Rocks Rocks have it !
2.4.4 Wind Resistant
49% Igneous Rocks Rocks have it !
2.4.5 Acid Resistant
48% Igneous Rocks Rocks have it !
2.5 Appearance
Dull and Soft
3 Uses
3.1 Architecture
3.1.1 Interior Uses
Countertops, Decorative Aggregates, Homes, Interior Decoration
3.1.2 Exterior Uses
As Building Stone, As Facing Stone, Garden Decoration
3.1.3 Other Architectural Uses
Curbing
3.2 Industry
3.2.1 Construction Industry
Building houses or walls, Cobblestones, for Road Aggregate, Rail Track Ballast, Roadstone
3.2.2 Medical Industry
Not Yet Used
3.3 Antiquity Uses
Artifacts, Sculpture
3.4 Other Uses
3.4.1 Commercial Uses
Creating Artwork, Pottery
4 Types
4.1 Types
Basaltic Trachyandesite
4.2 Features
Has High structural resistance against erosion and climate, Very fine grained rock
4.3 Archaeological Significance
4.3.1 Monuments
Not Yet Used
4.3.2 Famous Monuments
Not Applicable
4.3.3 Sculpture
Used
4.3.4 Famous Sculptures
Data Not Available
4.3.5 Pictographs
Used
4.3.6 Petroglyphs
Used
4.3.7 Figurines
Used
4.4 Fossils
Absent
5 Formation
5.1 Formation
Trachyandesite 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.
5.2 Composition
5.2.1 Mineral Content
Alkali feldspar, Biotite, Olivine, Plagioclase, Pyroxene, Sodic plagioclase
5.2.2 Compound Content
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide
5.3 Transformation
5.3.1 Metamorphism
97% Igneous Rocks Rocks have it !
5.3.2 Types of Metamorphism
Cataclastic Metamorphism, Contact Metamorphism, Regional Metamorphism
5.3.3 Weathering
99% Igneous Rocks Rocks have it !
5.3.4 Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering
5.3.5 Erosion
92% Igneous Rocks Rocks have it !
5.3.6 Types of Erosion
Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion
6 Properties
6.1 Physical Properties
6.1.1 Hardness
4-5
6.1.2 Grain Size
Fine Grained
6.1.3 Fracture
Conchoidal
6.1.4 Streak
Light to dark brown
6.1.5 Porosity
Less Porous
6.1.6 Luster
Earthy
6.1.7 Compressive Strength
Flint
37.40 N/mm2
Rank: 28 (Overall)
Obsidian
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6.1.8 Cleavage
Perfect
6.1.9 Toughness
2.3
6.1.10 Specific Gravity
2.8-3
6.1.11 Transparency
Opaque
6.1.12 Density
2.9-3.1 g/cm3
6.2 Thermal Properties
6.2.1 Specific Heat Capacity
Banded iron for..
0.84 kJ/Kg K
Rank: 15 (Overall)
Granulite
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6.2.2 Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
7 Reserves
7.1 Deposits in Eastern Continents
7.1.1 Asia
India, Russia
7.1.2 Africa
South Africa
7.1.3 Europe
Iceland
7.1.4 Others
Not Yet Found
7.2 Deposits in Western Continents
7.2.1 North America
Canada, USA
7.2.2 South America
Brazil
7.3 Deposits in Oceania Continent
7.3.1 Australia
Not Yet Found

Information about Trachyandesite

Rocks are naturally occurring solids which are composed of minerals & have been used by humans since ages. From Stone Age, rocks are used for various purposes. Also, the metals and minerals found in rock play an important role in our life. Get to know all the Trachyandesite Uses. We have provided you with all information about Trachyandesite rock here. Trachyandesite is an extrusive igneous rock.. Trachyandesite is available in black, brown, light to dark grey colors. The streak of a rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Trachyandesite is light to dark brown. Get to know more about Trachyandesite rock and characteristics of Trachyandesite rock in the next sections.

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