Boninite

Laterite

Boninite and Laterite

Boninite

Laterite

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Definition

Boninite is a mafic extrusive rock which is high in magnesium and silica content, formed in fore-arc environments, typically during the early stages of subduction

Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas

History

Origin

Japan

India

Discoverer

Unknown

Francis Buchanan-Hamilton

Etymology

From its occurrence in the Izu-Bonin arc south of Japan

From Latin later brick, tile + -ite1

Class

Igneous Rocks

Sedimentary Rocks

Sub-Class

Durable Rock, Hard Rock

Durable Rock, Soft Rock

Family

Group

Volcanic

Other Categories

Fine Grained Rock, Opaque Rock

Texture

Aphanitic to Porphyritic

Earthy, Massive, Porphyritic

Color

Bluish - Grey, Brown, Green, Grey

Brown, Buff, Red

Maintenance

Less

Durability

Durable

Water Resistant

✔ ✘

Scratch Resistant

✔ ✘

Stain Resistant

✔ ✘

Wind Resistant

✔ ✘

Acid Resistant

✔ ✘

Appearance

Dull and Soft

Rough and Banded

Uses

Architecture

Interior Uses

Decorative Aggregates, Homes, Kitchens

Decorative Aggregates, Flooring, Interior Decoration

Exterior Uses

Garden Decoration, Office Buildings

As Building Stone, As Facing Stone, Garden Decoration

Other Architectural Uses

Curbing

Industry

Construction Industry

As a Flux in the Production of Steel and Pig Iron, As a Sintering Agent in Steel Industry to process Iron Ore, As Dimension Stone, Cement Manufacture, for Road Aggregate, Making natural cement, Manufacture of Magnesium and Dolomite Refractories

Cobblestones, for Road Aggregate, Landscaping, Roadstone

Medical Industry

Antiquity Uses

Artifacts

Artifacts, Monuments, Sculpture

Other Uses

Commercial Uses

An Oil and Gas Reservoir, Cemetery Markers, Creating Artwork, Soil Conditioner, Source of Magnesia (MgO)

An Oil and Gas Reservoir, Source of bauxite, Used in aquariums

Types

Basalt

Laterite

Features

Available in Lots of Colors and Patterns, High Mg content, Is one of the oldest rock

Is one of the oldest rock, Very fine grained rock

Archaeological Significance

Monuments

Famous Monuments

Sculpture

Famous Sculptures

Pictographs

Petroglyphs

Figurines

Fossils

Absent

Present

Formation

Boninite is a type of Igneous rock which is formed through the cooling and solidification of lava or existing rocks.

Laterite is a type of sedimentary rock which is generally a reddish weathering product of basalt.

Composition

Mineral Content

Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite

Aluminum Oxides, Biotite, Hematite, Hornblade, Iron Oxides, Manganese Oxides, Micas, Muscovite or Illite, Plagioclase, Pyroxene

Compound Content

Silicon Dioxide

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

Transformation

Metamorphism

✔ ✘

Types of Metamorphism

Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Regional Metamorphism

Weathering

✔ ✘

Types of Weathering

Biological Weathering

Biological Weathering, Chemical Weathering

Erosion

✔ ✘

Types of Erosion

Chemical Erosion, Coastal Erosion, Wind Erosion

Chemical Erosion, Water Erosion, Wind Erosion

Properties

Physical Properties

Hardness

1 7

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Grain Size

Fine Grained

Fracture

Uneven

Conchoidal

Streak

White

Porosity

Less Porous

Highly Porous

Luster

Vitreous

Dull

Compressive Strength

150.00 N/mm²5.00 N/mm²

0.15 450

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Cleavage

Toughness

1.1

Specific Gravity

2.5-2.8-9999

0 8.4

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Transparency

Opaque

Density

-9999 g/cm³-9999 g/cm³

0 1400

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Thermal Properties

Specific Heat Capacity

0.84 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

👆🏻

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Pressure Resistant

Reserves

Deposits in Eastern Continents

Asia

India

Africa

South Africa

East Africa, Western Africa

Europe

England, Finland, United Kingdom

England, Romania, Scotland

Others

Antarctica, Greenland

Deposits in Western Continents

North America

USA

Canada, USA

South America

Colombia, Uruguay

Deposits in Oceania Continent

Australia

New Zealand, Western Australia

Central Australia, Western Australia

All about Boninite and Laterite Properties

Know all about Boninite and Laterite properties here. All properties of rocks are important as they define the type of rock and its application. Boninite belongs to Igneous Rocks while Laterite belongs to Sedimentary Rocks.Texture of Boninite is Aphanitic to Porphyritic whereas that of Laterite is Earthy, Massive, Porphyritic. Boninite appears Dull and Soft and Laterite appears Rough and Banded. The luster of Boninite is vitreous while that of Laterite is dull. Boninite is available in bluish - grey, brown, green, grey colors whereas Laterite is available in brown, buff, red colors. The commercial uses of Boninite are an oil and gas reservoir, cemetery markers, creating artwork, soil conditioner, source of magnesia (mgo) and that of Laterite are an oil and gas reservoir, source of bauxite, used in aquariums.