Quartzite

Andesite

Quartzite vs Andesite

Quartzite

Andesite

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1 Definition

1.1 Definition

Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone

Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava

1.2 History

1.2.1 Origin

Unknown

North America

1.2.2 Discoverer

Unknown

1.3 Etymology

From quartz + -ite

From Andes mountains, where it is found in abundance

1.4 Class

Metamorphic Rocks

Igneous Rocks

1.4.1 Sub-Class

Durable Rock, Hard Rock

1.5 Family

1.5.1 Group

Not Applicable

Volcanic

1.6 Other Categories

Medium Grained Rock, Opaque Rock

Fine Grained Rock, Opaque Rock

2 Texture

2.1 Texture

Foliated, Granular

Aphanitic to Porphyritic

2.2 Color

Black, Blue, Brown, Green, Light Grey, Purple, White, Yellow

Bluish - Grey, Grey, Pink, Yellow

2.3 Maintenance

Less

2.4 Durability

Durable

2.4.1 Water Resistant

✔ ✘

2.4.2 Scratch Resistant

✔ ✘

2.4.3 Stain Resistant

✔ ✘

2.4.4 Wind Resistant

✔ ✘

2.4.5 Acid Resistant

✔ ✘

2.5 Appearance

Lustrous

Dull and Soft

3 Uses

3.1 Architecture

3.1.1 Interior Uses

Countertops, Decorative Aggregates, Flooring, Homes

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

3.1.2 Exterior Uses

As Building Stone, As Facing Stone, Garden Decoration, Paving Stone

Office Buildings, Roof Tiles

3.1.3 Other Architectural Uses

Curbing

3.2 Industry

3.2.1 Construction Industry

Arrowheads, As Dimension Stone, Cement Manufacture, Construction Aggregate, Cutting Tool, for Road Aggregate, Making natural cement, Production of Glass and Ceramics, Rail Track Ballast, Roadstone

Cobblestones, Construction Aggregate, for Road Aggregate

3.2.2 Medical Industry

Not Yet Used

3.3 Antiquity Uses

Artifacts, Jewellery, Monuments, Sculpture

Artifacts, Monuments, Sculpture, Small Figurines

3.4 Other Uses

3.4.1 Commercial Uses

An Oil and Gas Reservoir, As armour rock for sea walls, Cemetery Markers, Commemorative Tablets, In aquifers, Laboratory bench tops, Petroleum reservoirs, Soil Conditioner, Source of Magnesia (MgO), Tombstones, Used in aquariums

Commemorative Tablets, Creating Artwork

4 Types

4.1 Types

Not Available

Icelandite

4.2 Features

Generally rough to touch, Is one of the oldest rock

Generally rough to touch, High silica content, Is one of the oldest rock

4.3 Archaeological Significance

4.3.1 Monuments

Used

4.3.2 Famous Monuments

Data Not Available

Middle of the Earth in Ecuador

4.3.3 Sculpture

Used

4.3.4 Famous Sculptures

Data Not Available

4.3.5 Pictographs

Not Used

4.3.6 Petroglyphs

Not Used

4.3.7 Figurines

Used

4.4 Fossils

Absent

5 Formation

5.1 Formation

Quartzite forms from sandstone and the mineral quartz being put under extreme heat and pressure.

Andesite is a fine-grained igneous rock that forms when the magma is erupted onto the surface and is crystallized quickly.

5.2 Composition

5.2.1 Mineral Content

Chlorite, Epidote, Hematite, Kyanite, Magnetite, Muscovite or Illite, Quartz

Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Zircon

5.2.2 Compound Content

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

Silicon Dioxide

5.3 Transformation

5.3.1 Metamorphism

✔ ✘

5.3.2 Types of Metamorphism

Burial Metamorphism, Cataclastic Metamorphism, Hydrothermal Metamorphism, Regional Metamorphism

Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism

5.3.3 Weathering

✔ ✘

5.3.4 Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering

5.3.5 Erosion

✔ ✘

5.3.6 Types of Erosion

Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion

Chemical Erosion, Coastal Erosion, Glacier Erosion

6 Properties

6.1 Physical Properties

6.1.1 Hardness

6-77

1 7

6.1.2 Grain Size

Medium Grained

Very fine-grained

6.1.3 Fracture

Uneven, Splintery or Conchoidal

Uneven

6.1.4 Streak

White

6.1.5 Porosity

Less Porous

6.1.6 Luster

Vitreous

6.1.7 Compressive Strength

115.00 N/mm²225.00 N/mm²

0.15 450

6.1.8 Cleavage

Indiscernible

Not Available

6.1.9 Toughness

1.9

1.1

6.1.10 Specific Gravity

2.6-2.82.5-2.8

0 8.4

6.1.11 Transparency

Transparent to Translucent

Opaque

6.1.12 Density

2.32-2.42 g/cm³2.11-2.36 g/cm³

0 1400

6.2 Thermal Properties

6.2.1 Specific Heat Capacity

0.75 kJ/Kg K2.39 kJ/Kg K

0.14 3.2

6.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

7 Reserves

7.1 Deposits in Eastern Continents

7.1.1 Asia

China, India, Israel, Russia, South Korea, Thailand, Turkey

India, Indonesia, Japan, Nepal, South Korea

7.1.2 Africa

Ethiopia, Morocco, South Africa, Zimbabwe

Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania

7.1.3 Europe

England, Italy, Norway, Scotland, Sweden, United Kingdom

Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom

7.1.4 Others

Greenland

Not Yet Found

7.2 Deposits in Western Continents

7.2.1 North America

Bahamas, Canada, USA

Mexico, USA

7.2.2 South America

Brazil, Colombia, Venezuela

Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela

7.3 Deposits in Oceania Continent

7.3.1 Australia

New Zealand, Queensland, Western Australia

New South Wales, New Zealand, Western Australia

Quartzite vs Andesite 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 Quartzite and Andesite Reserves. Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone. Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. 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 Quartzite vs Andesite information and Quartzite vs Andesite characteristics in the upcoming sections.

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Quartzite vs Andesite 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. Quartzite vs Andesite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Quartzite and Properties of Andesite. Learn more about Quartzite vs Andesite in the next section. The interior uses of Quartzite include Countertops, Decorative aggregates, Flooring and Homes whereas the interior uses of Andesite include Decorative aggregates, Floor tiles, Homes, Interior decoration and Kitchens. Due to some exceptional properties of Quartzite and Andesite, they have various applications in construction industry. The uses of Quartzite in construction industry include Arrowheads, As dimension stone, Cement manufacture, Construction aggregate, Cutting tool, For road aggregate, Making natural cement, Production of glass and ceramics, Rail track ballast, Roadstone and that of Andesite include Cobblestones, Construction aggregate, For road aggregate.

More about Quartzite and Andesite

Here you can know more about Quartzite and Andesite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Quartzite and Andesite consists of mineral content and compound content. The mineral content of Quartzite includes Chlorite, Epidote, Hematite, Kyanite, Magnetite, Muscovite or Illite, Quartz and mineral content of Andesite includes Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Zircon. You can also check out the list of all Metamorphic Rocks. When we have to compare Quartzite vs Andesite, the texture, color and appearance plays an important role in determining the type of rock. Quartzite is available in black, blue, brown, green, light grey, purple, white, yellow colors whereas, Andesite is available in bluish - grey, grey, pink, yellow colors. Appearance of Quartzite is Lustrous and that of Andesite is Dull and Soft. Properties of rock is another aspect for Quartzite vs Andesite. The hardness of Quartzite is 6-7 and that of Andesite is 7. The types of Quartzite are Not Available whereas types of Andesite are Icelandite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Quartzite and Andesite is white. The specific heat capacity of Quartzite is 0.75 kJ/Kg K and that of Andesite is 2.39 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Quartzite is heat resistant, impact resistant, pressure resistant, wear resistant whereas Andesite is heat resistant, pressure resistant, wear resistant.