Nepheline Syenite

Itacolumite

Nepheline Syenite vs Itacolumite

Nepheline Syenite

Itacolumite

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1 Definition

1.1 Definition

Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz

A yellow sandstone which is flexible when cut into thin strips

1.2 History

1.2.1 Origin

Unknown

1.2.2 Discoverer

Unknown

1.3 Etymology

From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China

From the name of a mountain range where it was found; Itacolumi mountain in Brazil

1.4 Class

Igneous Rocks

Sedimentary Rocks

1.4.1 Sub-Class

Durable Rock, Medium Hardness Rock

Durable Rock, Hard Rock

1.5 Family

1.5.1 Group

Plutonic

Not Applicable

1.6 Other Categories

Fine Grained Rock, Opaque Rock

Coarse Grained Rock, Fine Grained Rock, Opaque Rock

2 Texture

2.1 Texture

Granular

Clastic, Granular, Rough

2.2 Color

Brown, Buff, Cream, Green, Grey, Pink, White

Beige, Black, Brown, Colourless, Cream, Dark Brown, Green, Grey, Light Green, Light to Dark Grey, Pink, Red, White, Yellow

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 Foilated

Rough

3 Uses

3.1 Architecture

3.1.1 Interior Uses

Countertops, Decorative Aggregates, Flooring, Homes, Interior Decoration

Decorative Aggregates, Floor Tiles, Homes, Interior Decoration, Kitchens

3.1.2 Exterior Uses

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

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

3.1.3 Other Architectural Uses

Curbing

3.2 Industry

3.2.1 Construction Industry

As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Landscaping, Making natural cement, Manufacture of Magnesium and Dolomite Refractories, Production of Glass and Ceramics

Cement Manufacture, Construction Aggregate, for Road Aggregate, Production of Glass and Ceramics, Raw material for the manufacture of mortar

3.2.2 Medical Industry

Not Yet Used

3.3 Antiquity Uses

Artifacts, Monuments, Sculpture

3.4 Other Uses

3.4.1 Commercial Uses

Cemetery Markers, Creating Artwork

An Oil and Gas Reservoir, In aquifers, Petroleum reservoirs, Soil Conditioner, Source of Magnesia (MgO), Tombstones

4 Types

4.1 Types

Borolanite and Litchfieldite

Not Available

4.2 Features

Application of acids on the surface causes cloudy frosting, Available in Lots of Colors and Patterns, Dissolves in hydrochloric acid, Is one of the oldest rock

Available in Lots of Colors and Patterns, Generally rough to touch, Very fine grained rock

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

Used

Not Used

4.3.6 Petroglyphs

Used

Not Used

4.3.7 Figurines

Used

4.4 Fossils

Absent

Present

5 Formation

5.1 Formation

Nepheline Syenites are formed due to alkaline igneous activities and are generally formed in thick continental crustal areas or in Cordilleran subduction zones.

Itacolumite is a sedimentary rock which forms from cemented sand-sized clasts and is a type of sandstone.

5.2 Composition

5.2.1 Mineral Content

Albite, Amphibole, Biotite, Cancrinite, Feldspar, Hornblende, Plagioclase, Pyroxene, Sodalite

Calcite, Clay, Clay Minerals, Feldspar, Micas, Quartz

5.2.2 Compound Content

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

Aluminium Oxide, CaO, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide

5.3 Transformation

5.3.1 Metamorphism

✔ ✘

5.3.2 Types of Metamorphism

Burial Metamorphism, Impact Metamorphism

Not Applicable

5.3.3 Weathering

✔ ✘

5.3.4 Types of Weathering

Biological Weathering, Chemical Weathering

5.3.5 Erosion

✔ ✘

5.3.6 Types of Erosion

Chemical Erosion

Chemical Erosion, Coastal Erosion, Wind Erosion

6 Properties

6.1 Physical Properties

6.1.1 Hardness

5.5-66-7

1 7

6.1.2 Grain Size

Fine Grained

Coarse or Fine

6.1.3 Fracture

Conchoidal to Uneven

Conchoidal

6.1.4 Streak

White

6.1.5 Porosity

Less Porous

Highly Porous

6.1.6 Luster

Greasy to Dull

Dull

6.1.7 Compressive Strength

150.00 N/mm²95.00 N/mm²

0.15 450

6.1.8 Cleavage

Poor

Perfect

6.1.9 Toughness

Not Available

2.6

6.1.10 Specific Gravity

2.62.2-2.8

0 8.4

6.1.11 Transparency

Translucent to Opaque

Opaque

6.1.12 Density

2.6 g/cm³2.2-2.8 g/cm³

0 1400

6.2 Thermal Properties

6.2.1 Specific Heat Capacity

NA0.92 kJ/Kg K

0.14 3.2

6.2.2 Resistance

Heat Resistant, Impact Resistant, Wear Resistant

Heat Resistant, Impact Resistant, Pressure Resistant

7 Reserves

7.1 Deposits in Eastern Continents

7.1.1 Asia

Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam

China, India, Kazakhstan, Mongolia, Russia, Uzbekistan

7.1.2 Africa

Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa

Namibia, Nigeria, South Africa

7.1.3 Europe

Andorra, Finland, France, Great Britain, Italy, Norway, Portugal, Spain, Sweden

Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom

7.1.4 Others

Greenland

7.2 Deposits in Western Continents

7.2.1 North America

Canada, USA

7.2.2 South America

Brazil, Chile, Colombia, Uruguay, Venezuela

Brazil

7.3 Deposits in Oceania Continent

7.3.1 Australia

New Zealand, Queensland, South Australia, Tasmania, Western Australia

New South Wales, New Zealand

Nepheline Syenite vs Itacolumite 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 Nepheline Syenite and Itacolumite Reserves. Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. A yellow sandstone which is flexible when cut into thin strips. 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 Nepheline Syenite vs Itacolumite information and Nepheline Syenite vs Itacolumite characteristics in the upcoming sections.

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Nepheline Syenite vs Itacolumite 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. Nepheline Syenite vs Itacolumite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Nepheline Syenite and Properties of Itacolumite. Learn more about Nepheline Syenite vs Itacolumite in the next section. The interior uses of Nepheline Syenite include Countertops, Decorative aggregates, Flooring, Homes and Interior decoration whereas the interior uses of Itacolumite include Decorative aggregates, Floor tiles, Homes, Interior decoration and Kitchens. Due to some exceptional properties of Nepheline Syenite and Itacolumite, they have various applications in construction industry. The uses of Nepheline Syenite in construction industry include As dimension stone, Cement manufacture, Construction aggregate, For road aggregate, Landscaping, Making natural cement, Manufacture of magnesium and dolomite refractories, Production of glass and ceramics and that of Itacolumite include Cement manufacture, Construction aggregate, For road aggregate, Production of glass and ceramics, Raw material for the manufacture of mortar.

More about Nepheline Syenite and Itacolumite

Here you can know more about Nepheline Syenite and Itacolumite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Nepheline Syenite and Itacolumite consists of mineral content and compound content. The mineral content of Nepheline Syenite includes Albite, Amphibole, Biotite, Cancrinite, Feldspar, Hornblende, Plagioclase, Pyroxene, Sodalite and mineral content of Itacolumite includes Calcite, Clay, Clay Minerals, Feldspar, Micas, Quartz. You can also check out the list of all Igneous Rocks. When we have to compare Nepheline Syenite vs Itacolumite, the texture, color and appearance plays an important role in determining the type of rock. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas, Itacolumite is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. Appearance of Nepheline Syenite is Banded and Foilated and that of Itacolumite is Rough. Properties of rock is another aspect for Nepheline Syenite vs Itacolumite. The hardness of Nepheline Syenite is 5.5-6 and that of Itacolumite is 6-7. The types of Nepheline Syenite are Borolanite and Litchfieldite whereas types of Itacolumite are Not Available. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Nepheline Syenite and Itacolumite is white. The specific heat capacity of Nepheline Syenite is Not Available and that of Itacolumite 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.Nepheline Syenite is heat resistant, impact resistant, wear resistant whereas Itacolumite is heat resistant, impact resistant, pressure resistant.