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Ignimbrite
Ignimbrite




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Ignimbrite Rock

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Definition

Definition

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

Patrick Marshall

Etymology

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

Class

Igneous Rocks

Sub-Class

Durable Rock, Medium Hardness Rock

Family

Group

Volcanic

Other Categories

Fine Grained Rock, Opaque Rock

Texture

Texture

Aphanitic

Color

Beige, Black, Brown, Grey, Pink, White

Maintenance

More

Durability

Durable

Water Resistant

81% - Igneous Rocks Rocks have it !

Scratch Resistant

86% - Igneous Rocks Rocks have it !

Stain Resistant

66% - Igneous Rocks Rocks

Wind Resistant

49% - Igneous Rocks Rocks have it !

Acid Resistant

48% - Igneous Rocks Rocks

Appearance

Dull, Vesicular and Foilated

Uses

Architecture

Interior Uses

Decorative Aggregates, Floor Tiles, Homes, Interior Decoration

Exterior Uses

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

Other Architectural Uses

Curbing

Industry

Construction Industry

Building houses or walls, Construction Aggregate

Medical Industry

Not Available

Antiquity Uses

Artifacts, Monuments, Sculpture, Small Figurines

Other Uses

Commercial Uses

Cemetery Markers, Commemorative Tablets, Creating Artwork

Types

Types

Not Available

Features

Always found as volcanic pipes over deep continental crust

Archaeological Significance

Monuments

Used

Famous Monuments

Not Available

Sculpture

Used

Famous Sculptures

Not Available

Pictographs

Used

Petroglyphs

Used

Figurines

Used

Fossils

Absent

Formation

Formation

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

Composition

Mineral Content

Apatite, Biotite, Calcite, Chlorite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz

Compound Content

Ca, NaCl

Transformation

Metamorphism

97% - Igneous Rocks Rocks have it !

Types of Metamorphism

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

Weathering

99% - Igneous Rocks Rocks have it !

Types of Weathering

Biological Weathering, Chemical Weathering

Erosion

92% - Igneous Rocks Rocks have it !

Types of Erosion

Chemical Erosion, Coastal Erosion

Properties

Physical Properties

Hardness

4-6
1 7
👆🏻

Grain Size

Fine Grained

Fracture

Uneven

Streak

White

Porosity

Highly Porous

Luster

Vitreous to Dull

Compressive Strength

243.80 N/mm2
Rank: 5 (Overall)
0.15 450
👆🏻

Cleavage

Not Available

Toughness

Not Available

Specific Gravity

2.73
0 8.4
👆🏻

Transparency

Opaque

Density

1-1.8 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.20 kJ/Kg K
Rank: 25 (Overall)
0.14 3.2
👆🏻

Resistance

Heat Resistant, Impact Resistant, Pressure 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

Africa

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

Europe

France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom

Others

Antarctica, Hawaii Islands

Deposits in Western Continents

North America

Canada, Costa Rica, Panama, USA

South America

Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador

Deposits in Oceania Continent

Australia

Central Australia, Western Australia

Information about Ignimbrite

Rocks are naturally occurring solids which are composed of minerals & have been used by humans since ages. From Stone Age, rocks are used for various purposes. Also, the metals and minerals found in rock play an important role in our life. Get to know all the Ignimbrite Uses. We have provided you with all information about Ignimbrite rock here. Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows. Ignimbrite is available in beige, black, brown, grey, pink, white colors. The streak of a rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Ignimbrite is white. Get to know more about Ignimbrite rock and characteristics of Ignimbrite rock in the next sections.