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Slate vs Oolite


Oolite vs Slate


Definition

Definition
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism  
Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite  

History
  
  

Origin
England  
-  

Discoverer
Abraham Gottlob Werner  
William Smith  

Etymology
From Old French esclate, from esclat (French éclat)  
From oo- + -lite, after German Oolit. A rock consisting of fine grains of carbonate of lime  

Class
Metamorphic Rocks  
Sedimentary Rocks  

Sub-Class
Durable Rock, Medium Hardness Rock  
Durable Rock, Medium Hardness Rock  

Family
  
  

Group
-  
Volcanic  

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

Texture

Texture
Foliated  
Clastic or Non-Clastic  

Color
Black, Brown, Buff, Green, Light to Dark Grey, Purple, Red, Shades of Blue  
Black, Blue, Brown, Cream, Green, Grey, Pink, Red, Silver, White, Yellow  

Maintenance
Less  
Less  

Durability
Durable  
Durable  

Water Resistant
Yes  
No  

Scratch Resistant
Yes  
Yes  

Stain Resistant
Yes  
Yes  

Wind Resistant
No  
No  

Acid Resistant
No  
No  

Appearance
Dull  
Rounded and Rough  

Uses

Architecture
  
  

Interior Uses
Bathrooms, Decorative Aggregates, Entryways, Floor Tiles, Flooring, Homes, Hotels, Interior Decoration, Kitchens, Stair Treads  
Decorative Aggregates, Flooring, Interior Decoration  

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

Other Architectural Uses
Curbing  
-  

Industry
  
  

Construction Industry
As Dimension Stone  
Cement Manufacture, Cobblestones, Landscaping  

Medical Industry
-  
-  

Antiquity Uses
Artifacts, Monuments, Sculpture, Small Figurines  
Artifacts  

Other Uses
  
  

Commercial Uses
Blackboards, Commemorative Tablets, Laboratory bench tops, Standard material for the bed of Billiard table, Standard material for the beds of Pool and Snooker table, Tombstones, Used in aquariums, Writing Slates  
Creating Artwork, Jewelry, Used in aquariums  

Types

Types
Phyllite, Schist, and Slate  
Pisolitic Oolite and Oncolitic Oolite  

Features
Easily splits into thin plates, Surfaces are often shiny, Very fine grained rock  
Available in lots of colors, Generally rough to touch, Very fine grained rock  

Archaeological Significance
  
  

Monuments
-  
-  

Famous Monuments
-  
-  

Sculpture
-  
-  

Famous Sculptures
-  
-  

Pictographs
-  
-  

Petroglyphs
-  
-  

Figurines
-  
-  

Fossils
Absent  
Present  

Formation

Formation
Slate is a low grade metamorphic rock that is generally formed by metamorphosis of mudstone or shale, under relatively low pressure and temperature conditions.  
Oolites form when layers of calcite are deposited around a sand grain or fossil piece and are rolled around in calm water, which makes them round.  

Composition
  
  

Mineral Content
Apatite, Biotite, Chlorite, Feldspar, Graphite, Hematite, Kaolinite, Magnetite, Pyrite, Tourmaline, Zircon  
Calcite, Chert, Clay, Dolomite, Quartz, Sand, Silt  

Compound Content
Aluminium Oxide, CaO, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Titanium Dioxide  
Aluminium Oxide, Ca, NaCl, CaO, Iron(III) Oxide, FeO, MgO  

Transformation
  
  

Metamorphism
Yes  
No  

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

Weathering
Yes  
Yes  

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

Erosion
Yes  
Yes  

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

Properties

Physical Properties
  
  

Hardness
3-4  
3-4  

Grain Size
Very fine-grained  
Fine Grained  

Fracture
Splintery  
Conchoidal  

Streak
Light to dark brown  
White  

Porosity
Less Porous  
Less Porous  

Luster
Dull  
Pearly to Shiny  

Compressive Strength
30.00 N/mm2  
99+
40.00 N/mm2  
40

Cleavage
Slaty  
-  

Toughness
1.2  
1  

Specific Gravity
2.65-2.8  
-9999  

Transparency
Opaque  
Opaque  

Density
2.6-2.8 g/cm3  
-9999 g/cm3  

Thermal Properties
  
  

Specific Heat Capacity
0.76 kJ/Kg K  
19
0.65 kJ/Kg K  
25

Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant  
Heat Resistant, Wear Resistant  

Reserves

Deposits in Eastern Continents
  
  

Asia
China, India, Turkey  
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam  

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

Europe
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom  
United Kingdom  

Others
Arctic  
-  

Deposits in Western Continents
  
  

North America
USA  
USA  

South America
Brazil  
Colombia  

Deposits in Oceania Continent
  
  

Australia
-  
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula  

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Slate vs Oolite 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 Slate and Oolite Reserves. Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite. 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 Slate vs Oolite information and Slate vs Oolite characteristics in the upcoming sections.

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Slate vs Oolite 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. Slate vs Oolite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Slate and Properties of Oolite. Learn more about Slate vs Oolite in the next section. The interior uses of Slate include Bathrooms, Decorative aggregates, Entryways, Floor tiles, Flooring, Homes, Hotels, Interior decoration, Kitchens and Stair treads whereas the interior uses of Oolite include Decorative aggregates, Flooring and Interior decoration. Due to some exceptional properties of Slate and Oolite, they have various applications in construction industry. The uses of Slate in construction industry include As dimension stone and that of Oolite include Cement manufacture, Cobblestones, Landscaping.

More about Slate and Oolite

Here you can know more about Slate and Oolite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Slate and Oolite consists of mineral content and compound content. The mineral content of Slate includes Apatite, Biotite, Chlorite, Feldspar, Graphite, Hematite, Kaolinite, Magnetite, Pyrite, Tourmaline, Zircon and mineral content of Oolite includes Calcite, Chert, Clay, Dolomite, Quartz, Sand, Silt. You can also check out the list of all Metamorphic Rocks. When we have to compare Slate vs Oolite, the texture, color and appearance plays an important role in determining the type of rock. Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors whereas, Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. Appearance of Slate is Dull and that of Oolite is Rounded and Rough. Properties of rock is another aspect for Slate vs Oolite. Hardness of Slate and Oolite is 3-4. The types of Slate are Phyllite, Schist, and Slate whereas types of Oolite are Pisolitic Oolite and Oncolitic Oolite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Slate is light to dark brown while that of Oolite is white. The specific heat capacity of Slate is 0.76 kJ/Kg K and that of Oolite is 0.65 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Slate is heat resistant, impact resistant, pressure resistant, wear resistant whereas Oolite is heat resistant, wear resistant.

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