Jaspillite

Dunite

Jaspillite and Dunite

Jaspillite

Dunite

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1 Definition

1.1 Definition

Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks

Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine

1.2 History

1.2.1 Origin

Western Australia, Minnesota

New Zealand

1.2.2 Discoverer

Unknown

Ferdinand von Hochstetter

1.3 Etymology

From Jaspilite (Mineral), a compact siliceous rock which resembles jasper

From the name of Dun Mountain, New Zealand, + -ite1

1.4 Class

Sedimentary Rocks

Igneous Rocks

1.4.1 Sub-Class

Durable Rock, Soft Rock

Durable Rock, Medium Hardness Rock

1.5 Family

1.5.1 Group

Not Applicable

Plutonic

1.6 Other Categories

Coarse Grained Rock, Opaque Rock

2 Texture

2.1 Texture

Banded, Trellis

Phaneritic

2.2 Color

Red, Reddish Brown

Dark Greenish - Grey

2.3 Maintenance

Less

2.4 Durability

Durable

2.4.1 Water Resistant

✔ ✘

2.4.2 Scratch Resistant

✔ ✘

2.4.3 Stain Resistant

✔ ✘

2.4.4 Wind Resistant

✔ ✘

2.4.5 Acid Resistant

✔ ✘

2.5 Appearance

Banded and Glassy

Rough and Shiny

3 Uses

3.1 Architecture

3.1.1 Interior Uses

Decorative Aggregates, Interior Decoration

3.1.2 Exterior Uses

As Facing Stone, Garden Decoration, Paving Stone

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

3.1.3 Other Architectural Uses

Curbing

3.2 Industry

3.2.1 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

As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar

3.2.2 Medical Industry

Not Yet Used

3.3 Antiquity Uses

Artifacts, Jewellery, Monuments

Artifacts, Monuments, Sculpture, Small Figurines

3.4 Other Uses

3.4.1 Commercial Uses

Creating Artwork, Jewelry

Creating Artwork, Gemstone, Jewelry, Source of Chromite, Platinum, Nickel and Garnet, Source of Diamonds

4 Types

4.1 Types

Algoma-type , Lake Superior-type and Superior-type

Not Available

4.2 Features

Is one of the oldest rock

Constitutes upper part of the Earth's mantle, Generally rough to touch, Host rock for Diamond, Is one of the oldest rock

4.3 Archaeological Significance

4.3.1 Monuments

Used

4.3.2 Famous Monuments

Data Not Available

4.3.3 Sculpture

Not Yet Used

Used

4.3.4 Famous Sculptures

Not Applicable

Data Not Available

4.3.5 Pictographs

Used

4.3.6 Petroglyphs

Used

4.3.7 Figurines

Not Yet Used

Used

4.4 Fossils

Present

Absent

5 Formation

5.1 Formation

Jaspillite is a type of sedimentary rock which is formed by the compaction and sedimentation of pieces of broken or weathered rocks and minerals.

Dunite is a plutonic ultramafic igneous rock consisting almost m olivine. It can be formed in two ways.

5.2 Composition

5.2.1 Mineral Content

Coesite, Quartz, Sand

Amphibole, Chromite, Garnet, Magnesium, Olivine, Phlogopite, Plagioclase, Pyroxene

5.2.2 Compound Content

Fe, Iron(III) Oxide, Silicon Dioxide

Ca, CaO, Fe, Potassium, Silicon Dioxide, Sodium, Titanium Dioxide

5.3 Transformation

5.3.1 Metamorphism

✔ ✘

5.3.2 Types of Metamorphism

Not Applicable

Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism

5.3.3 Weathering

✔ ✘

5.3.4 Types of Weathering

Biological Weathering, Chemical Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering

5.3.5 Erosion

✔ ✘

5.3.6 Types of Erosion

Chemical Erosion, Coastal Erosion

Coastal Erosion, Glacier Erosion, Water Erosion

6 Properties

6.1 Physical Properties

6.1.1 Hardness

33.5-4

1 7

6.1.2 Grain Size

Large and Coarse Grained

Coarse Grained

6.1.3 Fracture

Conchoidal

Irregular

6.1.4 Streak

White

6.1.5 Porosity

Very Less Porous

Less Porous

6.1.6 Luster

Earthy

Shiny

6.1.7 Compressive Strength

230.00 N/mm²107.55 N/mm²

0.15 450

6.1.8 Cleavage

Imperfect

6.1.9 Toughness

Not Available

2.1

6.1.10 Specific Gravity

5.0-5.33-3.01

0 8.4

6.1.11 Transparency

Translucent to Opaque

6.1.12 Density

0-5.7 g/cm³2.84-2.85 g/cm³

0 1400

6.2 Thermal Properties

6.2.1 Specific Heat Capacity

3.20 kJ/Kg K1.25 kJ/Kg K

0.14 3.2

6.2.2 Resistance

Heat Resistant, Impact Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

7 Reserves

7.1 Deposits in Eastern Continents

7.1.1 Asia

Russia

China, India, Indonesia, Kazakhstan, Russia, South Korea, Thailand, Turkey

7.1.2 Africa

Not Yet Found

Morocco, South Africa

7.1.3 Europe

Ukraine

Finland, France, Georgia, Germany, Great Britain, Italy, Kazakhstan, Netherlands, Norway, Spain, Switzerland, Venezuela

7.1.4 Others

Not Yet Found

7.2 Deposits in Western Continents

7.2.1 North America

Canada, USA

7.2.2 South America

Brazil

Argentina, Brazil, Colombia, Ecuador, Venezuela

7.3 Deposits in Oceania Continent

7.3.1 Australia

Western Australia

New Zealand, Western Australia

All about Jaspillite and Dunite Properties

Know all about Jaspillite and Dunite properties here. All properties of rocks are important as they define the type of rock and its application. Jaspillite belongs to Sedimentary Rocks while Dunite belongs to Igneous Rocks.Texture of Jaspillite is Banded, Trellis whereas that of Dunite is Phaneritic. Jaspillite appears Banded and Glassy and Dunite appears Rough and Shiny. The luster of Jaspillite is earthy while that of Dunite is shiny. Jaspillite is available in red, reddish brown colors whereas Dunite is available in dark greenish - grey colors. The commercial uses of Jaspillite are creating artwork, jewelry and that of Dunite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.