Enderbite and Chalk
Definition
Definition
Enderbite rock is an igneous rock which belongs to the Charnockite rock series
Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers
History
Origin
Enderby Land, Antarctica
Unknown
Discoverer
Unknown
Unknown
Etymology
From its occurrence in Enderby Land, Antarctica
From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Family
Group
Plutonic
Not Applicable
Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock
Texture
Texture
Granular
Clastic or Non-Clastic
Color
Black, Grey, Orange, Pink, White
Grey, White, Yellow
Maintenance
Less
Less
Durability
Durable
Durable
Water Resistant
Yes
No
Scratch Resistant
Yes
No
Stain Resistant
Yes
No
Wind Resistant
Yes
No
Acid Resistant
Yes
No
Appearance
Veined or Pebbled
Soft
Uses
Architecture
Interior Uses
Bathrooms, Countertops, Decorative Aggregates, Entryways, Floor Tiles, Homes, Hotels, Kitchens, Stair Treads
Decorative Aggregates, Homes, Interior Decoration
Exterior Uses
As Building Stone, As Facing Stone, Bridges, Paving Stone, Garden Decoration, Office Buildings
As Building Stone, As Facing Stone, Paving Stone, Garden Decoration
Other Architectural Uses
Curbing
Powder
Industry
Construction Industry
As Dimension Stone
As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, raw material for manufacture of quicklime and slaked lime, Source of calcium
Medical Industry
Not Yet Used
Not Yet Used
Antiquity Uses
Artifacts, Monuments, Sculpture, Small Figurines
Artifacts, Monuments, Sculpture, Small Figurines
Other Uses
Commercial Uses
Curling, Gemstone, Laboratory bench tops, Tombstones
Alumina Refineries, Creating Artwork, Drawing on blackboards, Gymnasts, athletes and mountain climbers use for grip, In aquifers, Paper Industry, Production of Lime, Raw material for manufacture of quicklime, slaked lime, Soil Conditioner, Whiting, Whiting material in toothpaste, paint and paper
Types
Types
Not Available
Not Available
Features
Available in Lots of Colors and Patterns, It is One of the Oldest, Strongest and Hardest Rock
Clasts are smooth to touch, Is one of the oldest rock, Smooth to touch, Very fine grained rock
Archaeological Significance
Monuments
Used
Used
Famous Monuments
Data Not Available
Data Not Available
Sculpture
Used
Used
Famous Sculptures
Data Not Available
Data Not Available
Pictographs
Not Used
Used
Petroglyphs
Not Used
Used
Figurines
Used
Used
Fossils
Absent
Present
Formation
Formation
Charnockite is an intrusive igneous rock which is very hard and is formed due to weathering of existing rocks.
Chalk is formed from lime mud, which accumulates on the sea floor which is then transformed into rock by geological processes.
Composition
Mineral Content
Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Olivine, Plagioclase, Pyroxene, Quartz
Calcite, Clay, Clay Minerals, Quartz, Sand
Compound Content
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide
Ca, NaCl, CaO
Transformation
Metamorphism
Yes
No
Types of Metamorphism
Contact Metamorphism, Impact Metamorphism
Not Applicable
Weathering
Yes
Yes
Types of Weathering
Biological Weathering, Chemical Weathering
Biological Weathering, Chemical Weathering
Erosion
Yes
Yes
Types of Erosion
Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion
Chemical Erosion, Coastal Erosion, Water Erosion
Properties
Physical Properties
Hardness
6-7
1
Grain Size
Coarse Grained
Very fine-grained
Fracture
Not Available
Not Available
Streak
White
White
Porosity
Very Less Porous
Highly Porous
Luster
Not Available
Dull
Cleavage
Not Available
Non-Existent
Toughness
Not Available
1
Specific Gravity
Not Available
2.3-2.4
Transparency
Opaque
Opaque
Density
2.6 g/cm3
2.49-2.50 g/cm3
Thermal Properties
Specific Heat Capacity
Not Available
0.90 kJ/Kg K
12
Resistance
Heat Resistant, Wear Resistant
Heat Resistant
Reserves
Deposits in Eastern Continents
Asia
India
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Africa
Not Available
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Europe
Not Available
England, France, Germany, Spain, United Kingdom
Others
Antarctica
Not Yet Found
Deposits in Western Continents
North America
USA
Canada, USA
South America
Not Available
Colombia
Deposits in Oceania Continent
Australia
Not Available
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula
All about Enderbite and Chalk Properties
Know all about Enderbite and Chalk properties here. All properties of rocks are important as they define the type of rock and its application. Enderbite belongs to Igneous Rocks while Chalk belongs to Sedimentary Rocks.Texture of Enderbite is Granular whereas that of Chalk is Clastic or Non-Clastic. Enderbite appears Veined or Pebbled and Chalk appears Soft. The luster of Enderbite is not available while that of Chalk is dull. Enderbite is available in black, grey, orange, pink, white colors whereas Chalk is available in grey, white, yellow colors. The commercial uses of Enderbite are curling, gemstone, laboratory bench tops, tombstones and that of Chalk are alumina refineries, creating artwork, drawing on blackboards, gymnasts, athletes and mountain climbers use for grip, in aquifers, paper industry, production of lime, raw material for manufacture of quicklime, slaked lime, soil conditioner, whiting, whiting material in toothpaste, paint and paper.
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