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Hornfels
Hornfels

Jadeitite
Jadeitite



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Hornfels
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Jadeitite

Hornfels vs Jadeitite

Definition

Definition

Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock
Jadeitite is a metamorphic rock usually found in blueschist grade metamorphic terrains

History

Origin

New Zealand
-

Discoverer

Unknown
Unknown

Etymology

From German which means hornstone
From pyroxene mineral jadeite

Class

Metamorphic Rocks
Metamorphic Rocks

Sub-Class

Durable Rock, Soft Rock
Durable Rock, Medium Hardness Rock

Family

Group

-
-

Other Categories

Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Texture

Texture

Granular, Platy
Earthy

Color

Brown, Dark Greenish - Grey, Green, Reddish Brown
Black, Brown, Green, Grey, White

Maintenance

Less
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Dull
Rough and Dull

Uses

Architecture

Interior Uses

Decorative Aggregates, Flooring, Homes, Interior Decoration
Decorative Aggregates, Homes, Interior Decoration

Exterior Uses

As Building Stone, As Facing Stone, Garden Decoration, Office Buildings, Paving Stone
Garden Decoration, Office Buildings, Paving Stone

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

for Road Aggregate, Roadstone
As Dimension Stone, Cutting Tool, Knives

Medical Industry

-
-

Antiquity Uses

Artifacts, Monuments
Artifacts, Jewellery, Monuments, Sculpture

Other Uses

Commercial Uses

Cemetery Markers, Commemorative Tablets, Creating Artwork
Commemorative Tablets, Creating Artwork, Jewelry

Types

Types

Biotite hornfels
Metamorphic rock

Features

Smooth to touch
Host Rock for Lead

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Absent

Formation

Formation

Due to change in environmental conditions, rocks are heated and pressurized deep inside the Earth's surface. Hornfels is formed from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.
Due to change in environmental conditions, rocks are heated and pressurized deep inside the Earth's surface. Jadeitite is formed from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.

Composition

Mineral Content

Andalusite
Carbonate, Magnetite, Pyrrhotite, Serpentine, Sulfides

Compound Content

Fe, Mg
Ca, CaO, Carbon Dioxide, KCl, MgO, Sulfur Dioxide, Sulphur

Transformation

Metamorphism

Types of Metamorphism

-
Cataclastic Metamorphism, Contact Metamorphism, Regional Metamorphism

Weathering

Types of Weathering

Biological Weathering
-

Erosion

Types of Erosion

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

Properties

Physical Properties

Hardness

2-33-5
1 7
👆🏻

Grain Size

Fine Grained
Very fine-grained

Fracture

Conchoidal
Uneven

Streak

-
White, Greenish White or Grey

Porosity

Highly Porous
Less Porous

Luster

Shiny
Waxy and Dull

Compressive Strength

5.80 N/mm2310.00 N/mm2
0.15 450
👆🏻

Cleavage

Perfect
-

Toughness

-
7

Specific Gravity

3.4-3.92.79-3
0 8.4
👆🏻

Transparency

Opaque
Opaque

Density

0.25-0.30 g/cm32.5-3 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.84 kJ/Kg K0.95 kJ/Kg K
0.14 3.2
👆🏻

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant
Heat Resistant, Water Resistant

Reserves

Deposits in Eastern Continents

Asia

Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
India, Saudi Arabia, Singapore, South Korea

Africa

Cameroon, East Africa, Tanzania, Western Africa
Ethiopia, Western Africa

Europe

United Kingdom
England, Georgia, Switzerland, United Kingdom

Others

-
-

Deposits in Western Continents

North America

Canada, USA
Canada

South America

Bolivia, Brazil, Colombia, Ecuador
Colombia

Deposits in Oceania Continent

Australia

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

Hornfels vs Jadeitite 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 Hornfels and Jadeitite Reserves. Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock. Jadeitite is a metamorphic rock usually found in blueschist grade metamorphic terrains. 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 Hornfels vs Jadeitite information and Hornfels vs Jadeitite characteristics in the upcoming sections.

Hornfels vs Jadeitite 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. Hornfels vs Jadeitite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Hornfels and Properties of Jadeitite. Learn more about Hornfels vs Jadeitite in the next section. The interior uses of Hornfels include Decorative aggregates, Flooring, Homes and Interior decoration whereas the interior uses of Jadeitite include Decorative aggregates, Homes and Interior decoration. Due to some exceptional properties of Hornfels and Jadeitite, they have various applications in construction industry. The uses of Hornfels in construction industry include For road aggregate, Roadstone and that of Jadeitite include As dimension stone, Cutting tool, Knives.

More about Hornfels and Jadeitite

Here you can know more about Hornfels and Jadeitite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Hornfels and Jadeitite consists of mineral content and compound content. The mineral content of Hornfels includes Andalusite and mineral content of Jadeitite includes Carbonate, Magnetite, Pyrrhotite, Serpentine, Sulfides. You can also check out the list of all Metamorphic Rocks. When we have to compare Hornfels vs Jadeitite, the texture, color and appearance plays an important role in determining the type of rock. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas, Jadeitite is available in black, brown, green, grey, white colors. Appearance of Hornfels is Dull and that of Jadeitite is Rough and Dull. Properties of rock is another aspect for Hornfels vs Jadeitite. The hardness of Hornfels is 2-3 and that of Jadeitite is 3-5. The types of Hornfels are Biotite hornfels whereas types of Jadeitite are Metamorphic rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Hornfels is while that of Jadeitite is white, greenish white or grey. The specific heat capacity of Hornfels is 0.84 kJ/Kg K and that of Jadeitite is 0.95 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Hornfels is heat resistant, impact resistant, pressure resistant whereas Jadeitite is heat resistant, water resistant.