Nephelinite

Talc carbonate

Nephelinite vs Talc carbonate

Nephelinite

Talc carbonate

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1 Definition

1.1 Definition

Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).

Talc carbonate is nothing but a rock sequence or a mineral composition found in metamorphic ultramafic rocks.

1.2 History

1.2.1 Origin

Brazil

China, USA, Middle east

1.2.2 Discoverer

Unknown

1.3 Etymology

from French néphéline, from Greek nephelē

From medieval Latin, talcum

1.4 Class

Igneous Rocks

Metamorphic Rocks

1.4.1 Sub-Class

Durable Rock, Hard Rock

Durable Rock, Soft Rock

1.5 Family

1.5.1 Group

Plutonic

Not Applicable

1.6 Other Categories

Fine Grained Rock, Opaque Rock

2 Texture

2.1 Texture

Aphanitic

Very Soft

2.2 Color

Black, Brown, Colourless, Green, Grey, White

Colourless, Grey, White

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

Skeletal

Soft

3 Uses

3.1 Architecture

3.1.1 Interior Uses

Decorative Aggregates, Homes, Interior Decoration

Decorative Aggregates, Interior Decoration

3.1.2 Exterior Uses

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

Garden Decoration

3.1.3 Other Architectural Uses

Curbing

Powder

3.2 Industry

3.2.1 Construction Industry

As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate

Source of calcium

3.2.2 Medical Industry

Not Yet Used

Taken as a Supplement for Calcium or Magnesium

3.3 Antiquity Uses

Artifacts, Monuments, Sculpture, Small Figurines

Artifacts, Jewellery, Monuments, Sculpture, Small Figurines

3.4 Other Uses

3.4.1 Commercial Uses

Creating Artwork, Soil Conditioner, Source of Magnesia (MgO)

Manufacturing of baby powder

4 Types

4.1 Types

Peralkaline Nephelinite

Not Available

4.2 Features

Host Rock for Lead

Easily splits into thin plates, Generally rough to touch, Host Rock for Lead

4.3 Archaeological Significance

4.3.1 Monuments

Used

4.3.2 Famous Monuments

Data Not Available

4.3.3 Sculpture

Used

4.3.4 Famous Sculptures

Data Not Available

4.3.5 Pictographs

Not Used

Used

4.3.6 Petroglyphs

Not Used

4.3.7 Figurines

Used

4.4 Fossils

Absent

5 Formation

5.1 Formation

Nephelinite is a fine-grained, hard rock which is a type of metasomatite, essentially altered basalt. It forms with or without crystallization, either below the surface as intrusive rocks or on the surface as extrusive rocks.

Due to change in environmental conditions, rocks are heated and pressurized deep inside the Earth's surface. Talc Carbonate is formed from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.

5.2 Composition

5.2.1 Mineral Content

Clinopyroxene, Nepheline, Plagioclase

Carbonate, Chlorite, Magnesium

5.2.2 Compound Content

Ca, CaO, Carbon, Cl, MgO

CaO, Carbon Dioxide, MgO

5.3 Transformation

5.3.1 Metamorphism

✔ ✘

5.3.2 Types of Metamorphism

Contact Metamorphism

Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism

5.3.3 Weathering

✔ ✘

5.3.4 Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering

Not Applicable

5.3.5 Erosion

✔ ✘

5.3.6 Types of Erosion

Chemical Erosion, Water Erosion, Wind Erosion

Not Applicable

6 Properties

6.1 Physical Properties

6.1.1 Hardness

6.51-2

1 7

6.1.2 Grain Size

Fine Grained

6.1.3 Fracture

Flat

6.1.4 Streak

White

6.1.5 Porosity

Less Porous

6.1.6 Luster

Vitreous to Metallic

Pearly

6.1.7 Compressive Strength

35.00 N/mm²250.00 N/mm²

0.15 450

6.1.8 Cleavage

Imperfect

Perfect

6.1.9 Toughness

2.7

6.1.10 Specific Gravity

2.4-2.92.86

0 8.4

6.1.11 Transparency

Opaque

Translucent

6.1.12 Density

2.5-3 g/cm³2.8-2.9 g/cm³

0 1400

6.2 Thermal Properties

6.2.1 Specific Heat Capacity

0.88 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

6.2.2 Resistance

Heat Resistant

Heat Resistant, Wear Resistant

7 Reserves

7.1 Deposits in Eastern Continents

7.1.1 Asia

Japan

Not Yet Found

7.1.2 Africa

Rwanda, Tanzania

Ethiopia, Ghana, Western Africa

7.1.3 Europe

Not Yet Found

England

7.1.4 Others

Hawaii Islands

Not Yet Found

7.2 Deposits in Western Continents

7.2.1 North America

Canada, USA

7.2.2 South America

Colombia

Argentina, Bolivia, Uruguay

7.3 Deposits in Oceania Continent

7.3.1 Australia

Not Yet Found

Central Australia, South Australia, Western Australia

Nephelinite vs Talc carbonate 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 Nephelinite and Talc carbonate Reserves. Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. Talc carbonate is nothing but a rock sequence or a mineral composition found in metamorphic ultramafic rocks.. 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 Nephelinite vs Talc carbonate information and Nephelinite vs Talc carbonate characteristics in the upcoming sections.

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Nephelinite vs Talc carbonate 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. Nephelinite vs Talc carbonate characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Nephelinite and Properties of Talc carbonate. Learn more about Nephelinite vs Talc carbonate in the next section. The interior uses of Nephelinite include Decorative aggregates, Homes and Interior decoration whereas the interior uses of Talc carbonate include Decorative aggregates and Interior decoration. Due to some exceptional properties of Nephelinite and Talc carbonate, they have various applications in construction industry. The uses of Nephelinite in construction industry include As dimension stone, Cement manufacture, Construction aggregate, For road aggregate and that of Talc carbonate include Source of calcium.

More about Nephelinite and Talc carbonate

Here you can know more about Nephelinite and Talc carbonate. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Nephelinite and Talc carbonate consists of mineral content and compound content. The mineral content of Nephelinite includes Clinopyroxene, Nepheline, Plagioclase and mineral content of Talc carbonate includes Carbonate, Chlorite, Magnesium. You can also check out the list of all Igneous Rocks. When we have to compare Nephelinite vs Talc carbonate, the texture, color and appearance plays an important role in determining the type of rock. Nephelinite is available in black, brown, colourless, green, grey, white colors whereas, Talc carbonate is available in colourless, grey, white colors. Appearance of Nephelinite is Skeletal and that of Talc carbonate is Soft. Properties of rock is another aspect for Nephelinite vs Talc carbonate. The hardness of Nephelinite is 6.5 and that of Talc carbonate is 1-2. The types of Nephelinite are Peralkaline Nephelinite whereas types of Talc carbonate are Not Available. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Nephelinite and Talc carbonate is white. The specific heat capacity of Nephelinite is 0.88 kJ/Kg K and that of Talc carbonate is 0.92 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Nephelinite is heat resistant whereas Talc carbonate is heat resistant, wear resistant.