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Quartzite
Quartzite

Ignimbrite
Ignimbrite



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Quartzite
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Ignimbrite

Quartzite vs Ignimbrite

Definition

Definition

Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone
Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows

History

Origin

-
New Zealand

Discoverer

Unknown
Patrick Marshall

Etymology

From quartz + -ite
From Latin ignis fire + imber, imbr- shower of rain, storm cloud + -ite

Class

Metamorphic Rocks
Igneous Rocks

Sub-Class

Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock

Family

Group

-
Volcanic

Other Categories

Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Texture

Texture

Foliated, Granular
Aphanitic

Color

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

Maintenance

Less
More

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Lustrous
Dull, Vesicular and Foilated

Uses

Architecture

Interior Uses

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

Exterior Uses

As Building Stone, As Facing Stone, Garden Decoration, Paving Stone
As Building 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
Building houses or walls, Construction Aggregate

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, Commemorative Tablets, Creating Artwork

Types

Types

Orthoquartzite and Metaquartzite
Pyroclastic rock

Features

Generally rough to touch, Is one of the oldest rock
Always found as volcanic pipes over deep continental crust

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.
Ignimbrites are formed from very poorly sorted mixture of volcanic ash or tuff and pumice lapilli, commonly with scattered lithic fragments.

Composition

Mineral Content

Chlorite, Epidote, Hematite, Kyanite, Magnetite, Muscovite or Illite, Quartz
Apatite, Biotite, Calcite, Chlorite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz

Compound Content

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

Transformation

Metamorphism

Types of Metamorphism

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

Properties

Physical Properties

Hardness

6-74-6
1 7
👆🏻

Grain Size

Medium Grained
Fine Grained

Fracture

Uneven, Splintery or Conchoidal
Uneven

Streak

White
White

Porosity

Less Porous
Highly Porous

Luster

Vitreous
Vitreous to Dull

Compressive Strength

115.00 N/mm2243.80 N/mm2
0.15 450
👆🏻

Cleavage

Indiscernible
-

Toughness

1.9
-

Specific Gravity

2.6-2.82.73
0 8.4
👆🏻

Transparency

Transparent to Translucent
Opaque

Density

2.32-2.42 g/cm31-1.8 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.75 kJ/Kg K0.20 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

China, India, Israel, Russia, South Korea, Thailand, Turkey
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen

Africa

Ethiopia, Morocco, South Africa, Zimbabwe
Cameroon, Cape Verde, Chad, Djibouti, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Tanzania, Uganda

Europe

England, Italy, Norway, Scotland, Sweden, United Kingdom
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom

Others

Greenland
Antarctica, Hawaii Islands

Deposits in Western Continents

North America

Bahamas, Canada, USA
Canada, Costa Rica, Panama, USA

South America

Brazil, Colombia, Venezuela
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador

Deposits in Oceania Continent

Australia

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

Quartzite vs Ignimbrite 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 Ignimbrite Reserves. Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone. Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows. 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 Ignimbrite information and Quartzite vs Ignimbrite characteristics in the upcoming sections.

Quartzite vs Ignimbrite 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 Ignimbrite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Quartzite and Properties of Ignimbrite. Learn more about Quartzite vs Ignimbrite in the next section. The interior uses of Quartzite include Countertops, Decorative aggregates, Flooring and Homes whereas the interior uses of Ignimbrite include Decorative aggregates, Floor tiles, Homes and Interior decoration. Due to some exceptional properties of Quartzite and Ignimbrite, 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 Ignimbrite include Building houses or walls, Construction aggregate.

More about Quartzite and Ignimbrite

Here you can know more about Quartzite and Ignimbrite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Quartzite and Ignimbrite 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 Ignimbrite includes Apatite, Biotite, Calcite, Chlorite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz. You can also check out the list of all Metamorphic Rocks. When we have to compare Quartzite vs Ignimbrite, 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, Ignimbrite is available in beige, black, brown, grey, pink, white colors. Appearance of Quartzite is Lustrous and that of Ignimbrite is Dull, Vesicular and Foilated. Properties of rock is another aspect for Quartzite vs Ignimbrite. The hardness of Quartzite is 6-7 and that of Ignimbrite is 4-6. The types of Quartzite are Orthoquartzite and Metaquartzite whereas types of Ignimbrite are Pyroclastic rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Quartzite and Ignimbrite is white. The specific heat capacity of Quartzite is 0.75 kJ/Kg K and that of Ignimbrite is 0.20 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 Ignimbrite is heat resistant, impact resistant, pressure resistant, wear resistant.