Itacolumite

Basaltic Trachyandesite

Itacolumite and Basaltic Trachyandesite

Itacolumite

Basaltic Trachyandesite

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Definition

A yellow sandstone which is flexible when cut into thin strips

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

Etymology

From the name of a mountain range where it was found; Itacolumi mountain in Brazil

From its mineral and compound content and its relation with Basalt and Andesite rock

Class

Sedimentary Rocks

Igneous Rocks

Sub-Class

Durable Rock, Hard Rock

Durable Rock, Medium Hardness Rock

Family

Group

Volcanic

Other Categories

Coarse Grained Rock, Fine Grained Rock, Opaque Rock

Fine Grained Rock, Opaque Rock

Texture

Clastic, Granular, Rough

Glassy, Massive, Porphyritic, Scoriaceous, Vesicular

Color

Beige, Black, Brown, Cream, Dark Brown, Green, Grey, Light Green, Light to Dark Grey, Pink, Red, White, Yellow

Black, Brown, Light to Dark Grey

Maintenance

Less

Durability

Durable

Water Resistant

✔ ✘

Scratch Resistant

✔ ✘

Stain Resistant

✔ ✘

Wind Resistant

✔ ✘

Acid Resistant

✔ ✘

Appearance

Rough

Dull and Soft

Uses

Architecture

Interior Uses

Decorative Aggregates, Floor Tiles, Homes, Interior Decoration, Kitchens

Floor Tiles, Homes, Hotels, Kitchens

Exterior Uses

As Building Stone, As Facing Stone, Garden Decoration, Office Buildings

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

Other Architectural Uses

Curbing

Curbing, Whetstones

Industry

Construction Industry

Cement Manufacture, Construction Aggregate, for Road Aggregate, Production of Glass and Ceramics, Raw material for the manufacture of mortar

As Dimension Stone, Cobblestones, Rail Track Ballast, Roadstone

Medical Industry

Antiquity Uses

Artifacts, Monuments, Sculpture

Artifacts, Monuments

Other Uses

Commercial Uses

An Oil and Gas Reservoir, In aquifers, Petroleum reservoirs, Soil Conditioner, Source of Magnesia (MgO), Tombstones

An Oil and Gas Reservoir, Commemorative Tablets, Creating Artwork

Types

Sandstone

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, Generally rough to touch, 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

Present

Absent

Formation

Itacolumite is a sedimentary rock which forms from cemented sand-sized clasts and is a type of sandstone.

Basaltic Trachandesite is a fine-grained, hard rock that forms when bits of lava shoot out of volcanoes.

Composition

Mineral Content

Calcite, Clay, Clay Minerals, Feldspar, Micas, Quartz

Olivine, Plagioclase, Pyroxene

Compound Content

Aluminium Oxide, CaO, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide

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

Transformation

Metamorphism

✔ ✘

Types of Metamorphism

Contact Metamorphism

Weathering

✔ ✘

Types of Weathering

Biological Weathering, Chemical Weathering

Biological Weathering

Erosion

✔ ✘

Types of Erosion

Chemical Erosion, Coastal Erosion, Wind Erosion

Properties

Physical Properties

Hardness

6-76

1 7

👆🏻

Grain Size

Coarse or Fine

Fine Grained

Fracture

Conchoidal

Streak

White

White to Grey

Porosity

Highly Porous

Less Porous

Luster

Dull

Compressive Strength

95.00 N/mm²37.50 N/mm²

0.15 450

👆🏻

Cleavage

Perfect

Toughness

2.6

2.3

Specific Gravity

2.2-2.82.8-3

0 8.4

👆🏻

Transparency

Opaque

Density

2.2-2.8 g/cm³2.9-3.1 g/cm³

0 1400

👆🏻

Thermal Properties

Specific Heat Capacity

0.92 kJ/Kg K0.84 kJ/Kg K

0.14 3.2

👆🏻

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

Reserves

Deposits in Eastern Continents

Asia

China, India, Kazakhstan, Mongolia, Russia, Uzbekistan

India, Russia

Africa

Namibia, Nigeria, South Africa

South Africa

Europe

Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom

Iceland

Others

Greenland

Deposits in Western Continents

North America

Canada, USA

South America

Brazil

Deposits in Oceania Continent

Australia

New South Wales, New Zealand

All about Itacolumite and Basaltic Trachyandesite Properties

Know all about Itacolumite and Basaltic Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Itacolumite belongs to Sedimentary Rocks while Basaltic Trachyandesite belongs to Igneous Rocks.Texture of Itacolumite is Clastic, Granular, Rough whereas that of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Itacolumite appears Rough and Basaltic Trachyandesite appears Dull and Soft. The luster of Itacolumite is dull while that of Basaltic Trachyandesite is . Itacolumite and Basaltic Trachyandesite are available in beige, black, brown, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Itacolumite are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones and that of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork.