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Wackestone vs Picrite


Picrite vs Wackestone


Definition

Definition
A carbonate rock which is matrix supported and contains over 10% allochems in a carbonate mud matrix.  
Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine  

History
  
  

Origin
-  
Hawaii Islands  

Discoverer
Unknown  
Unknown  

Etymology
From the English mud and stone, from low German mudde and stainaz  
From Greek pikros bitter + -ite, 19th century  

Class
Sedimentary Rocks  
Igneous Rocks  

Sub-Class
Durable Rock, Soft Rock  
Durable Rock, Hard Rock  

Family
  
  

Group
-  
Volcanic  

Other Categories
Fine Grained Rock, Opaque Rock  
Fine Grained Rock, Opaque Rock  

Texture

Texture
Clastic  
Earthy, Rough  

Color
Black, Blue, Brown, Green, Grey, Orange, Red, White, Yellow  
Black, Brown, Green, Grey, Pink, White, Yellow  

Maintenance
Less  
Less  

Durability
Durable  
Durable  

Water Resistant
Yes  
Yes  

Scratch Resistant
Yes  
Yes  

Stain Resistant
No  
Yes  

Wind Resistant
No  
Yes  

Acid Resistant
No  
Yes  

Appearance
Rough and Dull  
Rough and Shiny  

Uses

Architecture
  
  

Interior Uses
Decorative Aggregates, Flooring, Interior Decoration  
Countertops, Decorative Aggregates, Homes, Interior Decoration  

Exterior Uses
As Facing Stone, Garden Decoration, Roof Tiles  
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone  

Other Architectural Uses
Curbing  
Curbing  

Industry
  
  

Construction Industry
Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar  
As a Sintering Agent in Steel Industry to process Iron Ore, Cement Manufacture, for Road Aggregate, Manufacture of Magnesium and Dolomite Refractories, Roadstone, Used for flooring, stair treads, borders and window sills.  

Medical Industry
-  
-  

Antiquity Uses
Artifacts, Sculpture  
Artifacts, Monuments, Sculpture  

Other Uses
  
  

Commercial Uses
Cemetery Markers, Pottery  
As a Feed Additive for Livestock, As armour rock for sea walls, Metallurgical Flux, Pottery, Source of Magnesia (MgO)  

Types

Types
Marl, Shale and Argillite  
Oceanite  

Features
Available in Lots of Colors and Patterns, Smooth to touch, Very fine grained rock  
Host Rock for Lead  

Archaeological Significance
  
  

Monuments
-  
-  

Famous Monuments
-  
-  

Sculpture
-  
-  

Famous Sculptures
-  
-  

Pictographs
-  
-  

Petroglyphs
-  
-  

Figurines
-  
-  

Fossils
Present  
Absent  

Formation

Formation
Wackestone is a type of sedimentary rock formed when a river carries or transports pieces of broken rock as it flows. These particles settle down and are then compacted due to high temperature and pressure hence forming Wackestone.  
Picrite 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.  

Composition
  
  

Mineral Content
Biotite, Chlorite, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyrite, Quartz  
Biotite, Olivine, Plagioclase, Pyrrhotite  

Compound Content
Aluminium Oxide, NaCl, CaO, Iron(III) Oxide, Silicon Dioxide  
Al, CaO, Carbon Dioxide, Mg, MgO  

Transformation
  
  

Metamorphism
No  
Yes  

Types of Metamorphism
-  
Burial Metamorphism, Cataclastic Metamorphism, Impact Metamorphism, Regional Metamorphism  

Weathering
Yes  
Yes  

Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering  
Biological Weathering  

Erosion
Yes  
Yes  

Types of Erosion
Chemical Erosion, Sea Erosion, Wind Erosion  
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion  

Properties

Physical Properties
  
  

Hardness
2-3  
6.8  

Grain Size
Very fine-grained  
Fine Grained  

Fracture
Conchoidal  
Uneven  

Streak
White  
White, Greenish White or Grey  

Porosity
Highly Porous  
Less Porous  

Luster
Dull  
Subvitreous to Dull  

Compressive Strength
225.00 N/mm2  
8
189.00 N/mm2  
16

Cleavage
Perfect  
-  

Toughness
2.6  
2.1  

Specific Gravity
2.2-2.8  
2.75-2.92  

Transparency
Opaque  
Opaque  

Density
2.4-2.8 g/cm3  
1.5-2.5 g/cm3  

Thermal Properties
  
  

Specific Heat Capacity
0.39 kJ/Kg K  
30
0.88 kJ/Kg K  
13

Resistance
Heat Resistant, Impact Resistant  
Heat Resistant  

Reserves

Deposits in Eastern Continents
  
  

Asia
Bangladesh, China, India, Russia  
India, Russia  

Africa
Ethiopia, Kenya, Morocco, South Africa, Tanzania  
South Africa  

Europe
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland  
Iceland  

Others
-  
-  

Deposits in Western Continents
  
  

North America
USA  
Canada, USA  

South America
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela  
Brazil  

Deposits in Oceania Continent
  
  

Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia  
-  

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Wackestone vs Picrite 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 Wackestone and Picrite Reserves. A carbonate rock which is matrix supported and contains over 10% allochems in a carbonate mud matrix.. Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. 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 Wackestone vs Picrite information and Wackestone vs Picrite characteristics in the upcoming sections.

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Wackestone vs Picrite 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. Wackestone vs Picrite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Wackestone and Properties of Picrite. Learn more about Wackestone vs Picrite in the next section. The interior uses of Wackestone include Decorative aggregates, Flooring and Interior decoration whereas the interior uses of Picrite include Countertops, Decorative aggregates, Homes and Interior decoration. Due to some exceptional properties of Wackestone and Picrite, they have various applications in construction industry. The uses of Wackestone in construction industry include Cement manufacture, Construction aggregate, For road aggregate, Making natural cement, Raw material for the manufacture of mortar and that of Picrite include As a sintering agent in steel industry to process iron ore, Cement manufacture, For road aggregate, Manufacture of magnesium and dolomite refractories, Roadstone, Used for flooring, stair treads, borders and window sills..

More about Wackestone and Picrite

Here you can know more about Wackestone and Picrite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Wackestone and Picrite consists of mineral content and compound content. The mineral content of Wackestone includes Biotite, Chlorite, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyrite, Quartz and mineral content of Picrite includes Biotite, Olivine, Plagioclase, Pyrrhotite. You can also check out the list of all Sedimentary Rocks. When we have to compare Wackestone vs Picrite, the texture, color and appearance plays an important role in determining the type of rock. Wackestone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas, Picrite is available in black, brown, green, grey, pink, white, yellow colors. Appearance of Wackestone is Rough and Dull and that of Picrite is Rough and Shiny. Properties of rock is another aspect for Wackestone vs Picrite. The hardness of Wackestone is 2-3 and that of Picrite is 6.8. The types of Wackestone are Marl, Shale and Argillite whereas types of Picrite are Oceanite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Wackestone is white while that of Picrite is white, greenish white or grey. The specific heat capacity of Wackestone is 0.39 kJ/Kg K and that of Picrite is 0.88 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Wackestone is heat resistant, impact resistant whereas Picrite is heat resistant.

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