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Quartzite
Quartzite

Ijolite
Ijolite



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Quartzite vs Ijolite

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Definition

Definition

Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone
Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite

History

Origin

-
Finland, Europe

Discoverer

Unknown
Unknown

Etymology

From quartz + -ite
From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone

Class

Metamorphic Rocks
Igneous Rocks

Sub-Class

Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock

Family

Group

-
Plutonic

Other Categories

Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock

Texture

Texture

Foliated, Granular
Earthy, Granular

Color

Black, Blue, Brown, Green, Light Grey, Purple, White, Yellow
Brown, Buff, Cream, Green, Grey, Pink, White

Maintenance

Less
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Lustrous
Banded and Foilated

Uses

Architecture

Interior Uses

Countertops, Decorative Aggregates, Flooring, Homes
Decorative Aggregates, Entryways, Floor Tiles, Flooring, Homes, Interior Decoration, Kitchens

Exterior Uses

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

Other Architectural Uses

Curbing
Curbing

Industry

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
As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Landscaping, Making natural cement, Manufacture of Magnesium and Dolomite Refractories

Medical Industry

-
-

Antiquity Uses

Artifacts, Jewellery, Monuments, Sculpture
Artifacts, Monuments, Sculpture, Small Figurines

Other Uses

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
Cemetery Markers, Creating Artwork

Types

Types

Orthoquartzite and Metaquartzite
Alkaline rock

Features

Generally rough to touch, Is one of the oldest rock
Application of acids on the surface causes cloudy frosting, Available in Lots of Colors and Patterns, Is one of the oldest rock

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Absent

Formation

Formation

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

Composition

Mineral Content

Chlorite, Epidote, Hematite, Kyanite, Magnetite, Muscovite or Illite, Quartz
Albite, Amphibole, Biotite, Cancrinite, Feldspar, Hornblende, Plagioclase, Pyroxene, Sodalite

Compound Content

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

Transformation

Metamorphism

Types of Metamorphism

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

Weathering

Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering
Biological Weathering, Chemical Weathering

Erosion

Types of Erosion

Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion
Chemical Erosion, Water Erosion, Wind Erosion

Properties

Physical Properties

Hardness

6-75.5-6
1 7
👆🏻

Grain Size

Medium Grained
Coarse Grained

Fracture

Uneven, Splintery or Conchoidal
Conchoidal to Uneven

Streak

White
White

Porosity

Less Porous
Less Porous

Luster

Vitreous
Greasy to Dull

Compressive Strength

115.00 N/mm2190.00 N/mm2
0.15 450
👆🏻

Cleavage

Indiscernible
-

Toughness

1.9
-

Specific Gravity

2.6-2.82.6-2.76
0 8.4
👆🏻

Transparency

Transparent to Translucent
Opaque

Density

2.32-2.42 g/cm32.6 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.75 kJ/Kg K0.84 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

China, India, Israel, Russia, South Korea, Thailand, Turkey
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam

Africa

Ethiopia, Morocco, South Africa, Zimbabwe
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa

Europe

England, Italy, Norway, Scotland, Sweden, United Kingdom
England, Finland, Germany, Great Britain, Greece, United Kingdom

Others

Greenland
-

Deposits in Western Continents

North America

Bahamas, Canada, USA
Canada, USA

South America

Brazil, Colombia, Venezuela
Colombia

Deposits in Oceania Continent

Australia

New Zealand, Queensland, Western Australia
New Zealand, Queensland, Western Australia

Quartzite vs Ijolite 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 Ijolite Reserves. Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone. Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite. 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 Ijolite information and Quartzite vs Ijolite characteristics in the upcoming sections.

Quartzite vs Ijolite 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 Ijolite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Quartzite and Properties of Ijolite. Learn more about Quartzite vs Ijolite in the next section. The interior uses of Quartzite include Countertops, Decorative aggregates, Flooring and Homes whereas the interior uses of Ijolite include Decorative aggregates, Entryways, Floor tiles, Flooring, Homes, Interior decoration and Kitchens. Due to some exceptional properties of Quartzite and Ijolite, 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 Ijolite include As dimension stone, Cement manufacture, Construction aggregate, For road aggregate, Landscaping, Making natural cement, Manufacture of magnesium and dolomite refractories.

More about Quartzite and Ijolite

Here you can know more about Quartzite and Ijolite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Quartzite and Ijolite 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 Ijolite includes Albite, Amphibole, Biotite, Cancrinite, Feldspar, Hornblende, Plagioclase, Pyroxene, Sodalite. You can also check out the list of all Metamorphic Rocks. When we have to compare Quartzite vs Ijolite, 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, Ijolite is available in brown, buff, cream, green, grey, pink, white colors. Appearance of Quartzite is Lustrous and that of Ijolite is Banded and Foilated. Properties of rock is another aspect for Quartzite vs Ijolite. The hardness of Quartzite is 6-7 and that of Ijolite is 5.5-6. The types of Quartzite are Orthoquartzite and Metaquartzite whereas types of Ijolite are Alkaline rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Quartzite and Ijolite is white. The specific heat capacity of Quartzite is 0.75 kJ/Kg K and that of Ijolite 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.Quartzite is heat resistant, impact resistant, pressure resistant, wear resistant whereas Ijolite is heat resistant, impact resistant, wear resistant.