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Novaculite vs Claystone


Claystone vs Novaculite


Definition

Definition
Novaculite is a dense, hard, fine-grained, siliceous metamorpic rock which is a type of chert that breaks with conchoidal fracture   
Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay   

History
  
  

Discoverer
Unknown   
Unknown   

Etymology
From Latin word novacula, for razor stone   
From English clay and stone as the rock contains more amount of clay   

Class
Sedimentary Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Not Applicable   
Not Applicable   

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

Texture

Texture
Banded, Glassy, Rough, Vitreous   
Clastic   

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

Maintenance
Less   
More   

Durability
Durable   
Durable   

Water Resistant
Yes   
Yes   

Scratch Resistant
Yes   
Yes   

Stain Resistant
Yes   
No   

Wind Resistant
Yes   
No   

Acid Resistant
Yes   
No   

Appearance
Glassy or Pearly   
Rough and Dull   

Uses

Architecture
  
  

Interior Uses
Countertops, Decorative Aggregates, Flooring, Interior Decoration   
Decorative Aggregates, Entryways, Floor Tiles, Homes, Interior Decoration   

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

Other Architectural Uses
Curbing   
Curbing   

Industry
  
  

Construction Industry
Arrowheads, Building houses or walls, Cement Manufacture, Construction Aggregate, Cutting Tool, for Road Aggregate, Knives, Landscaping, Making natural cement, Production of Glass and Ceramics, Rail Track Ballast, Roadstone, Spear Points, Used to sharpen metal tools and weapons   
As a Sintering Agent in Steel Industry to process Iron Ore, Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar   

Medical Industry
Not Yet Used   
Not Yet Used   

Antiquity Uses
Artifacts, Monuments   
Artifacts, Sculpture, Small Figurines   

Other Uses
  
  

Commercial Uses
Cemetery Markers, Gemstone, In aquifers, In fire-starting tools, Jewelry, Manufacture of tools, Pebbles are used in ball mills to grind in ceramics industry, To determine the gold content of jewelry   
Pottery   

Types

Types
Not Available   
Not Available   

Features
Clasts are smooth to touch, Easily splits into thin plates, Has High structural resistance against erosion and climate   
Available in Lots of Colors and Patterns, Smooth to touch, Very fine grained rock   

Archaeological Significance
  
  

Monuments
Used   
Not Yet Used   

Famous Monuments
Data Not Available   
Not Applicable   

Sculpture
Not Yet Used   
Used   

Famous Sculptures
Not Applicable   
Data Not Available   

Pictographs
Not Used   
Used   

Petroglyphs
Not Used   
Used   

Figurines
Not Yet Used   
Used   

Fossils
Present   
Present   

Formation

Formation
Novaculite forms when microcrystals of silicon dioxide grow within soft sediments that become limestone or chalk. The formation of Novaculite can be either of chemical or biological origin.   
Claystone is generally quite soft, but can be hard and brittle. It forms due to weathering of mudstone.   

Composition
  
  

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

Compound Content
Ca, Silicon Dioxide   
Aluminium Oxide, Ca, NaCl, CaO, Iron(III) Oxide, MgO, Silicon Dioxide   

Transformation
  
  

Metamorphism
No   
No   

Types of Metamorphism
Not Applicable   
Not Applicable   

Weathering
No   
Yes   

Types of Weathering
Not Applicable   
Biological Weathering, Chemical Weathering, Mechanical Weathering   

Erosion
Yes   
Yes   

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

Properties

Physical Properties
  
  

Hardness
7   
3.5-4   

Grain Size
Fine Grained   
Fine Grained   

Fracture
Conchoidal   
Not Available   

Streak
Colorless   
White   

Porosity
Less Porous   
Very Less Porous   

Luster
Waxy and Dull   
Dull   

Compressive Strength
450.00 N/mm2   
1
Not Available   

Cleavage
Non-Existent   
Perfect   

Toughness
1.5   
2.6   

Specific Gravity
2.5-2.7   
0   

Transparency
Translucent to Opaque   
Opaque   

Density
2.7 g/cm3   
2-2.9 g/cm3   

Thermal Properties
  
  

Specific Heat Capacity
0.74 kJ/Kg K   
19
0.92 kJ/Kg K   
10

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

Reserves

Deposits in Eastern Continents
  
  

Asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam   
Bangladesh, China, India, Russia   

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

Europe
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom   
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland   

Others
Greenland, Mid-Atlantic Ridge   
Not Yet Found   

Deposits in Western Continents
  
  

North America
Canada, Mexico, USA   
Canada, Panama, USA   

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

Deposits in Oceania Continent
  
  

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

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Novaculite vs Claystone 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 Novaculite and Claystone Reserves. Novaculite is a dense, hard, fine-grained, siliceous metamorpic rock which is a type of chert that breaks with conchoidal fracture. Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay. 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 Novaculite vs Claystone information and Novaculite vs Claystone characteristics in the upcoming sections.

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Novaculite vs Claystone 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. Novaculite vs Claystone characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Novaculite and Properties of Claystone. Learn more about Novaculite vs Claystone in the next section. The interior uses of Novaculite include Countertops, Decorative aggregates, Flooring and Interior decoration whereas the interior uses of Claystone include Decorative aggregates, Entryways, Floor tiles, Homes and Interior decoration. Due to some exceptional properties of Novaculite and Claystone, they have various applications in construction industry. The uses of Novaculite in construction industry include Arrowheads, Building houses or walls, Cement manufacture, Construction aggregate, Cutting tool, For road aggregate, Knives, Landscaping, Making natural cement, Production of glass and ceramics, Rail track ballast, Roadstone, Spear points, Used to sharpen metal tools and weapons and that of Claystone include As a sintering agent in steel industry to process iron ore, Cement manufacture, Construction aggregate, For road aggregate, Making natural cement, Raw material for the manufacture of mortar.

More about Novaculite and Claystone

Here you can know more about Novaculite and Claystone. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Novaculite and Claystone consists of mineral content and compound content. The mineral content of Novaculite includes Quartz, Silicon and mineral content of Claystone includes Biotite, Chlorite, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyrite, Quartz. You can also check out the list of all Sedimentary Rocks. When we have to compare Novaculite vs Claystone, the texture, color and appearance plays an important role in determining the type of rock. Novaculite is available in black, brown, green, grey, red, white colors whereas, Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors. Appearance of Novaculite is Glassy or Pearly and that of Claystone is Rough and Dull. Properties of rock is another aspect for Novaculite vs Claystone. The hardness of Novaculite is 7 and that of Claystone is 3.5-4. The types of Novaculite are Not Available whereas types of Claystone are Not Available. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Novaculite is colorless while that of Claystone is white. The specific heat capacity of Novaculite is 0.74 kJ/Kg K and that of Claystone is 0.92 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Novaculite is heat resistant, impact resistant, pressure resistant, wear resistant whereas Claystone is heat resistant, impact resistant.

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