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Ignimbrite
Ignimbrite

Granulite
Granulite



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Ignimbrite
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Granulite

Ignimbrite vs Granulite

Definition

Definition

Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows
Granulite is fine to medium grained metamorphic rock with a granular of polygonal crystals.

History

Origin

New Zealand
Central Europe

Discoverer

Patrick Marshall
Unknown

Etymology

From Latin ignis fire + imber, imbr- shower of rain, storm cloud + -ite
From Latin granulum, a little grain or fine grained

Class

Igneous Rocks
Metamorphic Rocks

Sub-Class

Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock

Family

Group

Volcanic
-

Other Categories

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

Texture

Texture

Aphanitic
Granoblastic

Color

Beige, Black, Brown, Grey, Pink, White
Black, Brown

Maintenance

More
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Dull, Vesicular and Foilated
Veined or Pebbled

Uses

Architecture

Interior Uses

Decorative Aggregates, Floor Tiles, Homes, Interior Decoration
Bathrooms, Countertops, Decorative Aggregates, Entryways, Flooring, Homes, Hotels, Interior Decoration, Kitchens, Stair Treads

Exterior Uses

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

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

Building houses or walls, Construction Aggregate
As Dimension Stone, Building houses or walls

Medical Industry

-
-

Antiquity Uses

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

Other Uses

Commercial Uses

Cemetery Markers, Commemorative Tablets, Creating Artwork
Curling, Gemstone, Laboratory bench tops, Soil Conditioner, Tombstones

Types

Types

Pyroclastic rock
Metamorphic rock

Features

Always found as volcanic pipes over deep continental crust
Clasts are smooth to touch

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Absent

Formation

Formation

Ignimbrites are formed from very poorly sorted mixture of volcanic ash or tuff and pumice lapilli, commonly with scattered lithic fragments.
Granulite is a fine-grained granular metamorphic rock in which the main component minerals are feldspars and quartz and forms at high temperature and pressure conditions.

Composition

Mineral Content

Apatite, Biotite, Calcite, Chlorite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz
Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Plagioclase, Quartz

Compound Content

Ca, NaCl
Aluminium Oxide, CaO, Carbon Dioxide, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Sulfur Dioxide, Titanium Dioxide

Transformation

Metamorphism

Types of Metamorphism

Burial Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism
-

Weathering

Types of Weathering

Biological Weathering, Chemical Weathering
Biological Weathering, Chemical Weathering

Erosion

Types of Erosion

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

Properties

Physical Properties

Hardness

4-66-7
1 7
👆🏻

Grain Size

Fine Grained
Medium to Coarse Grained

Fracture

Uneven
-

Streak

White
White

Porosity

Highly Porous
Very Less Porous

Luster

Vitreous to Dull
Vitreous

Compressive Strength

243.80 N/mm2175.00 N/mm2
0.15 450
👆🏻

Cleavage

-
-

Toughness

-
-

Specific Gravity

2.732.8-3.0
0 8.4
👆🏻

Transparency

Opaque
Opaque

Density

1-1.8 g/cm33.06-3.33 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.20 kJ/Kg K0.14 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

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

Africa

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

Europe

France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic

Others

Antarctica, Hawaii Islands
-

Deposits in Western Continents

North America

Canada, Costa Rica, Panama, USA
Canada, USA

South America

Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador
-

Deposits in Oceania Continent

Australia

Central Australia, Western Australia
-

Ignimbrite vs Granulite 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 Ignimbrite and Granulite Reserves. Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows. Granulite is fine to medium grained metamorphic rock with a granular of polygonal crystals.. 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 Ignimbrite vs Granulite information and Ignimbrite vs Granulite characteristics in the upcoming sections.

Ignimbrite vs Granulite 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. Ignimbrite vs Granulite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Ignimbrite and Properties of Granulite. Learn more about Ignimbrite vs Granulite in the next section. The interior uses of Ignimbrite include Decorative aggregates, Floor tiles, Homes and Interior decoration whereas the interior uses of Granulite include Bathrooms, Countertops, Decorative aggregates, Entryways, Flooring, Homes, Hotels, Interior decoration, Kitchens and Stair treads. Due to some exceptional properties of Ignimbrite and Granulite, they have various applications in construction industry. The uses of Ignimbrite in construction industry include Building houses or walls, Construction aggregate and that of Granulite include As dimension stone, Building houses or walls.

More about Ignimbrite and Granulite

Here you can know more about Ignimbrite and Granulite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Ignimbrite and Granulite consists of mineral content and compound content. The mineral content of Ignimbrite includes Apatite, Biotite, Calcite, Chlorite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz and mineral content of Granulite includes Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Plagioclase, Quartz. You can also check out the list of all Igneous Rocks. When we have to compare Ignimbrite vs Granulite, the texture, color and appearance plays an important role in determining the type of rock. Ignimbrite is available in beige, black, brown, grey, pink, white colors whereas, Granulite is available in black, brown colors. Appearance of Ignimbrite is Dull, Vesicular and Foilated and that of Granulite is Veined or Pebbled. Properties of rock is another aspect for Ignimbrite vs Granulite. The hardness of Ignimbrite is 4-6 and that of Granulite is 6-7. The types of Ignimbrite are Pyroclastic rock whereas types of Granulite are Metamorphic rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Ignimbrite and Granulite is white. The specific heat capacity of Ignimbrite is 0.20 kJ/Kg K and that of Granulite is 0.14 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Ignimbrite is heat resistant, impact resistant, pressure resistant, wear resistant whereas Granulite is heat resistant, wear resistant.