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Lamprophyre
Lamprophyre

Slate
Slate



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Lamprophyre
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Slate

Lamprophyre vs Slate

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Definition

Definition

Lamprophyre is uncommon igneous rocks primarily occurring as dikes, lopoliths, laccoliths, stocks and small intrusions
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

History

Origin

-
England

Discoverer

Unknown
Abraham Gottlob Werner

Etymology

From Greek lampros bright and shining + porphureos purple
From Old French esclate, from esclat (French éclat)

Class

Igneous Rocks
Metamorphic Rocks

Sub-Class

Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock

Family

Group

Plutonic
-

Other Categories

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

Texture

Texture

Porphyritic
Foliated

Color

Black, Bluish - Grey, Brown, Dark Greenish - Grey, Green, Grey
Black, Brown, Buff, Green, Light to Dark Grey, Purple, Red, Shades of Blue

Maintenance

Less
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Dull, Banded and Foilated
Dull

Uses

Architecture

Interior Uses

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

Exterior Uses

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

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

As Dimension Stone, Cement Manufacture, for Road Aggregate, Making natural cement, Manufacture of Magnesium and Dolomite Refractories
As Dimension Stone

Medical Industry

Taken as a Supplement for Calcium or Magnesium
-

Antiquity Uses

Artifacts, Monuments, Sculpture
Artifacts, Monuments, Sculpture, Small Figurines

Other Uses

Commercial Uses

An Oil and Gas Reservoir, As a Feed Additive for Livestock, Gemstone, Metallurgical Flux, Production of Lime, Soil Conditioner, Source of Magnesia (MgO)
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

Types

Types

Minette, Alnoite, Camptonite, Monchiquite, Fourchite, Vogesite, Appinite and Spessartite
Phyllite, Schist, and Slate

Features

Always found as volcanic pipes over deep continental crust, Host rock for Diamond, Is one of the oldest rock, Surfaces are often shiny
Easily splits into thin plates, Surfaces are often shiny, Very fine grained rock

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Absent

Formation

Formation

Lamprophyre formation takes place deep beneath the Earth’s surface at around 150 to 450 kilometres, and are erupted rapidly and violently.
Slate is a low grade metamorphic rock that is generally formed by metamorphosis of mudstone or shale, under relatively low pressure and temperature conditions.

Composition

Mineral Content

Amphibole, Carbonate, Garnet, Micas, Olivine, Phlogopite, Pyroxene
Apatite, Biotite, Chlorite, Feldspar, Graphite, Hematite, Kaolinite, Magnetite, Pyrite, Tourmaline, Zircon

Compound Content

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

Transformation

Metamorphism

Types of Metamorphism

Cataclastic Metamorphism, Impact Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Regional Metamorphism

Weathering

Types of Weathering

Biological Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering

Erosion

Types of Erosion

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

Properties

Physical Properties

Hardness

5-63-4
1 7
👆🏻

Grain Size

Fine to Coarse Grained
Very fine-grained

Fracture

Conchoidal
Splintery

Streak

White
Light to dark brown

Porosity

Very Less Porous
Less Porous

Luster

Subvitreous to Dull
Dull

Compressive Strength

120.00 N/mm230.00 N/mm2
0.15 450
👆🏻

Cleavage

Conchoidal
Slaty

Toughness

-
1.2

Specific Gravity

2.86-2.872.65-2.8
0 8.4
👆🏻

Transparency

Translucent to Opaque
Opaque

Density

2.95-2.96 g/cm32.6-2.8 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.84 kJ/Kg K0.76 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

Russia
China, India, Turkey

Africa

Angola, Botswana, Cameroon, Ethiopia, South Africa
-

Europe

England, Hungary, Iceland, United Kingdom
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom

Others

Antarctica, Greenland
Arctic

Deposits in Western Continents

North America

Canada, Mexico, USA
USA

South America

Argentina, Colombia, Ecuador
Brazil

Deposits in Oceania Continent

Australia

New South Wales, New Zealand, Queensland, South Australia, Western Australia
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Lamprophyre vs Slate 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 Lamprophyre and Slate Reserves. Lamprophyre is uncommon igneous rocks primarily occurring as dikes, lopoliths, laccoliths, stocks and small intrusions. 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. 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 Lamprophyre vs Slate information and Lamprophyre vs Slate characteristics in the upcoming sections.

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

More about Lamprophyre and Slate

Here you can know more about Lamprophyre and Slate. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Lamprophyre and Slate consists of mineral content and compound content. The mineral content of Lamprophyre includes Amphibole, Carbonate, Garnet, Micas, Olivine, Phlogopite, Pyroxene and mineral content of Slate includes Apatite, Biotite, Chlorite, Feldspar, Graphite, Hematite, Kaolinite, Magnetite, Pyrite, Tourmaline, Zircon. You can also check out the list of all Igneous Rocks. When we have to compare Lamprophyre vs Slate, the texture, color and appearance plays an important role in determining the type of rock. Lamprophyre is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas, Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors. Appearance of Lamprophyre is Dull, Banded and Foilated and that of Slate is Dull. Properties of rock is another aspect for Lamprophyre vs Slate. The hardness of Lamprophyre is 5-6 and that of Slate is 3-4. The types of Lamprophyre are Minette, Alnoite, Camptonite, Monchiquite, Fourchite, Vogesite, Appinite and Spessartite whereas types of Slate are Phyllite, Schist, and Slate. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Lamprophyre is white while that of Slate is light to dark brown. The specific heat capacity of Lamprophyre is 0.84 kJ/Kg K and that of Slate is 0.76 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Lamprophyre is heat resistant, impact resistant whereas Slate is heat resistant, impact resistant, pressure resistant, wear resistant.