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Lherzolite
Lherzolite

Shale
Shale



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Lherzolite
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Lherzolite vs Shale

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Definition

Definition

Lherzolite is a type of ultramafic igneous rock which contains essential olivine and clinopyroxene and orthopyroxene in equal proportions
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles

History

Origin

France
-

Discoverer

Unknown
Johann Gottlob Lehmann

Etymology

From the Lherz Massif, an alpine peridotite complex, at Étang de Lers, near Massat in the French Pyrenees; Lherz is the archaic spelling of this location
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,

Class

Igneous Rocks
Sedimentary Rocks

Sub-Class

Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock

Family

Group

Plutonic
-

Other Categories

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

Texture

Texture

Grenue
Clastic, Splintery

Color

Black, Dark Greenish - Grey, Green, Pink, Purple
Black, Brown, Buff, Green, Grey, Red, Yellow

Maintenance

Less
More

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Glassy, Vesicular and Foilated
Muddy

Uses

Architecture

Interior Uses

Decorative Aggregates, Entryways, Homes, Interior Decoration
Decorative Aggregates, Homes, Interior Decoration

Exterior Uses

As Building Stone, As Facing Stone, Office Buildings
As Building Stone, As Facing Stone, Office Buildings

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

Landscaping, Manufacture of Magnesium and Dolomite Refractories, Used for flooring, stair treads, borders and window sills.
Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar

Medical Industry

-
-

Antiquity Uses

Artifacts, Sculpture
Artifacts, Sculpture

Other Uses

Commercial Uses

As armour rock for sea walls, Source of Magnesia (MgO), Used in aquariums
Creating Artwork, Pottery

Types

Types

Garnet Lherzolite
Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale

Features

Host Rock for Lead
Easily splits into thin plates, Generally rough to touch, Very fine grained rock

Archaeological Significance

Monuments

-
-

Famous Monuments

-
Jantar Mantar in India

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Present

Formation

Formation

Lherzolite 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.
Shale forms when very fine-grained clay particles are deposited in water which settle at the bottom of water bodies. They are later compacted hence forming shale.

Composition

Mineral Content

Harzburgite, Olivine, Pyroxene, Pyrrhotite
Albite, Biotite, Calcite, Chert, Chlorite, Dolomite, Hematite, Micas, Muscovite or Illite, Pyrite, Quartz, Silica, Sulfides

Compound Content

CaO, Cr, Chromium(III) Oxide, MgO
Ca, Fe, Mg, Silicon Dioxide, Sodium

Transformation

Metamorphism

Types of Metamorphism

Cataclastic Metamorphism, Contact Metamorphism
-

Weathering

Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering

Erosion

Types of Erosion

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

Properties

Physical Properties

Hardness

6.53
1 7
👆🏻

Grain Size

Fine Grained
Very fine-grained

Fracture

Conchoidal
-

Streak

White
White

Porosity

Less Porous
Highly Porous

Luster

Subvitreous to Dull
Dull

Compressive Strength

290.00 N/mm295.00 N/mm2
0.15 450
👆🏻

Cleavage

Perfect
Slaty

Toughness

2.7
2.6

Specific Gravity

2.862.2-2.8
0 8.4
👆🏻

Transparency

Opaque
Opaque

Density

2.8-2.9 g/cm32.4-2.8 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.95 kJ/Kg K0.39 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

Russia, South Korea
Bangladesh, China, India, Russia

Africa

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

Europe

United Kingdom
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland

Others

-
-

Deposits in Western Continents

North America

USA
USA

South America

-
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela

Deposits in Oceania Continent

Australia

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

Lherzolite vs Shale 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 Lherzolite and Shale Reserves. Lherzolite is a type of ultramafic igneous rock which contains essential olivine and clinopyroxene and orthopyroxene in equal proportions. Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. 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 Lherzolite vs Shale information and Lherzolite vs Shale characteristics in the upcoming sections.

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

More about Lherzolite and Shale

Here you can know more about Lherzolite and Shale. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Lherzolite and Shale consists of mineral content and compound content. The mineral content of Lherzolite includes Harzburgite, Olivine, Pyroxene, Pyrrhotite and mineral content of Shale includes Albite, Biotite, Calcite, Chert, Chlorite, Dolomite, Hematite, Micas, Muscovite or Illite, Pyrite, Quartz, Silica, Sulfides. You can also check out the list of all Igneous Rocks. When we have to compare Lherzolite vs Shale, the texture, color and appearance plays an important role in determining the type of rock. Lherzolite is available in black, dark greenish - grey, green, pink, purple colors whereas, Shale is available in black, brown, buff, green, grey, red, yellow colors. Appearance of Lherzolite is Glassy, Vesicular and Foilated and that of Shale is Muddy. Properties of rock is another aspect for Lherzolite vs Shale. The hardness of Lherzolite is 6.5 and that of Shale is 3. The types of Lherzolite are Garnet Lherzolite whereas types of Shale are Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Lherzolite and Shale is white. The specific heat capacity of Lherzolite is 0.95 kJ/Kg K and that of Shale is 0.39 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Lherzolite is heat resistant, impact resistant, pressure resistant, wear resistant whereas Shale is heat resistant, impact resistant.