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Chalk
Chalk

Hyaloclastite 
Hyaloclastite 



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Hyaloclastite 

Chalk and Hyaloclastite 

1 Definition
1.1 Definition
Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers
Hyaloclastite is an aggregate of fine, glassy debris formed by the sudden contact of hot, coherent magma and cold water or water-saturated sediment
1.2 History
1.2.1 Origin
Unknown
Unknown
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone
From hyalo +‎ -ite
1.4 Class
Sedimentary Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Soft Rock
Durable Rock, Soft Rock
1.5 Family
1.5.1 Group
Not Applicable
Volcanic
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock
2 Texture
2.1 Texture
Clastic or Non-Clastic
Pyroclastic
2.2 Color
Grey, White, Yellow
Brown, Grey, Yellow
2.3 Maintenance
Less
More
2.4 Durability
Durable
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
Soft
Dull
3 Uses
3.1 Architecture
3.1.1 Interior Uses
Decorative Aggregates, Homes, Interior Decoration
Countertops, Decorative Aggregates, Homes, Interior Decoration
3.1.2 Exterior Uses
As Building Stone, As Facing Stone, Paving Stone, Garden Decoration
As Building Stone, As Facing Stone, Paving Stone, Garden Decoration, Office Buildings
3.1.3 Other Architectural Uses
Powder
Curbing
3.2 Industry
3.2.1 Construction Industry
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
Building houses or walls, Construction Aggregate
3.2.2 Medical Industry
Not Yet Used
Not Yet Used
3.3 Antiquity Uses
Artifacts, Monuments, Sculpture, Small Figurines
Artifacts, Jewellery, Monuments, Sculpture
3.4 Other Uses
3.4.1 Commercial Uses
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
Cemetery Markers, Creating Artwork
4 Types
4.1 Types
Not Available
Welded tuff, Rhyolitic tuff, Basaltic tuff, Trachyte tuff and Andesitic tuff.
4.2 Features
Clasts are smooth to touch, Is one of the oldest rock, Smooth to touch, Very fine grained rock
Always found as volcanic pipes over deep continental crust
4.3 Archaeological Significance
4.3.1 Monuments
Used
Used
4.3.2 Famous Monuments
Data Not Available
Data Not Available
4.3.3 Sculpture
Used
Used
4.3.4 Famous Sculptures
Data Not Available
Data Not Available
4.3.5 Pictographs
Used
Used
4.3.6 Petroglyphs
Used
Used
4.3.7 Figurines
Used
Used
4.4 Fossils
Present
Absent
5 Formation
5.1 Formation
Chalk is formed from lime mud, which accumulates on the sea floor which is then transformed into rock by geological processes.
Hyaloclastite is a type of Igneous rock is formed through the cooling and solidification of lava or magma.
5.2 Composition
5.2.1 Mineral Content
Calcite, Clay, Clay Minerals, Quartz, Sand
Calcite, Chlorite
5.2.2 Compound Content
Ca, NaCl, CaO
Hydrogen Sulfide, Sulfur Dioxide
5.3 Transformation
5.3.1 Metamorphism
5.3.2 Types of Metamorphism
Not Applicable
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal 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, Water Erosion
Chemical Erosion, Coastal Erosion
6 Properties
6.1 Physical Properties
6.1.1 Hardness
11-2
Coal
1 7
6.1.2 Grain Size
Very fine-grained
Fine Grained
6.1.3 Fracture
Not Available
Not Available
6.1.4 Streak
White
Colorless
6.1.5 Porosity
Highly Porous
Highly Porous
6.1.6 Luster
Dull
Dull and Grainy
6.1.7 Compressive Strength
NANA
What Is Obsidian
0.15 450
6.1.8 Cleavage
Non-Existent
Not Available
6.1.9 Toughness
1
Not Available
6.1.10 Specific Gravity
2.3-2.4Not Available
Granite
0 8.4
6.1.11 Transparency
Opaque
Opaque
6.1.12 Density
2.49-2.50 g/cm3Not Available
Granite
0 1400
6.2 Thermal Properties
6.2.1 Specific Heat Capacity
0.90 kJ/Kg KNA
What Is Granulite
0.14 3.2
6.2.2 Resistance
Heat Resistant
Heat Resistant
7 Reserves
7.1 Deposits in Eastern Continents
7.1.1 Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Russia
7.1.2 Africa
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
South Africa
7.1.3 Europe
England, France, Germany, Spain, United Kingdom
Iceland
7.1.4 Others
Not Yet Found
Not Yet Found
7.2 Deposits in Western Continents
7.2.1 North America
Canada, USA
Canada, USA
7.2.2 South America
Colombia
Brazil, Colombia
7.3 Deposits in Oceania Continent
7.3.1 Australia
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula
Not Yet Found

All about Chalk and Hyaloclastite  Properties

Know all about Chalk and Hyaloclastite  properties here. All properties of rocks are important as they define the type of rock and its application. Chalk belongs to Sedimentary Rocks while Hyaloclastite  belongs to Igneous Rocks.Texture of Chalk is Clastic or Non-Clastic whereas that of Hyaloclastite  is Pyroclastic. Chalk appears Soft and Hyaloclastite  appears Dull. The luster of Chalk is dull while that of Hyaloclastite  is dull and grainy. Chalk is available in grey, white, yellow colors whereas Hyaloclastite  is available in brown, grey, yellow colors. The commercial uses 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 and that of Hyaloclastite  are cemetery markers, creating artwork.