Charnockite

Limestone

Charnockite and Limestone

Charnockite

Limestone

Add ⊕

Definition

Charnockite is a variety of granite containing minerals like orthopyroxene, quartz, and feldspar

Limestone is a sedimentary rock composed mostly of calcite and aragonite, which are different crystal forms of calcium carbonate

History

Origin

Tamil Nadu, India

New Zealand

Discoverer

T. H. Holland

Belsazar Hacquet

Etymology

From Job Charnock, an administtrator of East India Company

From lime and stone in late 14th Century

Class

Igneous Rocks

Sedimentary Rocks

Sub-Class

Durable Rock, Hard Rock

Durable Rock, Medium Hardness Rock

Family

Group

Plutonic

Other Categories

Coarse Grained Rock, Opaque Rock

Fine Grained Rock, Opaque Rock

Texture

Granular

Clastic or Non-Clastic

Color

Black, Grey, Orange, Pink, White

Beige, Black, Blue, Brown, Cream, Gold, Green, Grey, Light Green, Light Grey, Linen, Pink, Red, Rust, Silver, White, Yellow

Maintenance

Less

Durability

Durable

Water Resistant

✔ ✘

Scratch Resistant

✔ ✘

Stain Resistant

✔ ✘

Wind Resistant

✔ ✘

Acid Resistant

✔ ✘

Appearance

Veined or Pebbled

Rough and Banded

Uses

Architecture

Interior Uses

Bathrooms, Countertops, Decorative Aggregates, Entryways, Floor Tiles, Homes, Hotels, Kitchens, Stair Treads

Decorative Aggregates, Interior Decoration

Exterior Uses

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

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

Other Architectural Uses

Curbing

Industry

Construction Industry

As Dimension Stone

Cement Manufacture, Cobblestones, for Road Aggregate, Production of Glass and Ceramics, Raw material for the manufacture of mortar, Roadstone, Source of calcium

Medical Industry

In Chemical and Pharmaceutical Industry, Medicines and Cosmetics

Antiquity Uses

Artifacts, Monuments, Sculpture, Small Figurines

Other Uses

Commercial Uses

Curling, Gemstone, Laboratory bench tops, Tombstones

Animal feed filler, As a Feed Additive for Livestock, Paper Industry, Raw material for manufacture of quicklime, slaked lime, Soil Conditioner, Used in aquariums, Whiting material in toothpaste, paint and paper

Types

Enderbite

Chalk, Coquina, Fossiliferous Limestone, Lithographic Limestone, Oolitic Limestone, Travertine, Tufa

Features

Available in Lots of Colors and Patterns, It is One of the Oldest, Strongest and Hardest Rock

Host Rock for Lead, Stalactites and stalagmites are formed from this rock, Zinc and Copper Deposits

Archaeological Significance

Monuments

Famous Monuments

Acropolis of Athens in Greece, Agia Sophia in Istanbul, Turkey, Al Aqsa Mosque in Jerusalem, Angkor Wat in Cambodia, Big Ben in London, Charminar in Hyderabad, India, Chhatrapati Shivaji Terminus in Maharashtra, India, Chichen Itza in Mexico, Empire State Building in New York, Khajuraho Temples, India, Kremlin in Moscow, Louvre in Paris, France, Neuschwanstein in Bavaria, Potala Palace in Lahasa, Tibet, Wailing Wall in Jerusalem

Sculpture

Famous Sculptures

Ajanta Caves in Maharashtra, India, Elephanta Caves in Maharashtra, India

Pictographs

Petroglyphs

Figurines

Fossils

Absent

Present

Formation

Charnockite is an intrusive igneous rock which is very hard and is formed due to weathering of existing rocks.

Limestone is a sedimentary rock which is mainly made up of calcium carbonate.

Composition

Mineral Content

Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Olivine, Plagioclase, Pyroxene, Quartz

Calcite, Chert, Clay, Dolomite, Quartz, Sand, Silt

Compound Content

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

Aluminium Oxide, NaCl, CaO, Iron(III) Oxide, FeO, MgO

Transformation

Metamorphism

✔ ✘

Types of Metamorphism

Burial Metamorphism, Contact Metamorphism, Regional Metamorphism

Weathering

✔ ✘

Types of Weathering

Biological Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering

Erosion

✔ ✘

Types of Erosion

Chemical Erosion, Water Erosion, Wind Erosion

Chemical Erosion, Coastal Erosion

Properties

Physical Properties

Hardness

6-73-4

1 7

👆🏻

Grain Size

Coarse Grained

Fine Grained

Fracture

Splintery

Streak

White

Porosity

Very Less Porous

Less Porous

Luster

Dull to Pearly

Compressive Strength

190.00 N/mm²115.00 N/mm²

0.15 450

👆🏻

Cleavage

Toughness

Specific Gravity

-99992.3-2.7

0 8.4

👆🏻

Transparency

Opaque

Density

2.6 g/cm³2.3-2.7 g/cm³

0 1400

👆🏻

Thermal Properties

Specific Heat Capacity

0.84 kJ/Kg K0.91 kJ/Kg K

0.14 3.2

👆🏻

Resistance

Heat Resistant, Wear Resistant

Pressure Resistant

Reserves

Deposits in Eastern Continents

Asia

India

Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam

Africa

East Africa, Ethiopia, Madagascar, Morocco, Mozambique

Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe

Europe

Albania, Romania, Scotland, United Kingdom

United Kingdom

Others

Deposits in Western Continents

North America

USA

South America

Brazil, Colombia, Venezuela

Colombia

Deposits in Oceania Continent

Australia

Central Australia, Western Australia

Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula

All about Charnockite and Limestone Properties

Know all about Charnockite and Limestone properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Limestone belongs to Sedimentary Rocks.Texture of Charnockite is Granular whereas that of Limestone is Clastic or Non-Clastic. Charnockite appears Veined or Pebbled and Limestone appears Rough and Banded. The luster of Charnockite is while that of Limestone is dull to pearly. Charnockite is available in black, grey, orange, pink, white colors whereas Limestone is available in beige, black, blue, brown, cream, gold, green, grey, light green, light grey, linen, pink, red, rust, silver, white, yellow colors. The commercial uses of Charnockite are curling, gemstone, laboratory bench tops, tombstones and that of Limestone are animal feed filler, as a feed additive for livestock, paper industry, raw material for manufacture of quicklime, slaked lime, soil conditioner, used in aquariums, whiting material in toothpaste, paint and paper.