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Evaporite
Evaporite

Tephrite
Tephrite



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Evaporite
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Tephrite

Evaporite vs Tephrite

Definition

Definition

A water-soluble mineral sediment resulting from concentration and crystallization by evaporation from an aqueous solution
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock

History

Origin

USA
Germany

Discoverer

Usiglio
Van Tooren

Etymology

From a sediment left after the evaporation
From Greek tephra, ashes from Indo-European base, to burn

Class

Sedimentary Rocks
Igneous Rocks

Sub-Class

Durable Rock, Soft Rock
Durable Rock, Hard Rock

Family

Group

-
Volcanic

Other Categories

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

Texture

Texture

Earthy
Aphanitic to Porphyritic

Color

Green, Grey, Silver, White
Black, Brown, Green, Grey, White

Maintenance

Less
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Glassy, Vesicular and Foilated
Vesicular

Uses

Architecture

Interior Uses

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

Exterior Uses

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

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

As a Flux in the Production of Steel and Pig Iron, As a Sintering Agent in Steel Industry to process Iron Ore, As Dimension Stone, Cement Manufacture, for Road Aggregate, Making natural cement, Manufacture of Magnesium and Dolomite Refractories
Landscaping

Medical Industry

Taken as a Supplement for Calcium or Magnesium
-

Antiquity Uses

Artifacts
Artifacts, Sculpture

Other Uses

Commercial Uses

Used in the manufacture of Ceramic Powder, Used in the preparation of Sulfuric Acid and Silicon Diborite
Production of Lime, Soil Conditioner

Types

Types

Sedimentary rock
Igneous rock

Features

Generally rough to touch, Splintery, Veined
Host Rock for Lead

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Present
Absent

Formation

Formation

Evaporite is water-soluble mineral sediment which forms from concentration and crystallization by evaporation from an aqueous solution.
Tephrite 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.

Composition

Mineral Content

Calcite, Cancrinite, Gypsum, Kyanite, Magnetite
Alkali feldspar, Nepheline, Plagioclase, Pyroxene

Compound Content

CaMg(CO3)2, CaO, Calcium Sulfate, KCl, MgO, NaCl
CaO, Carbon Dioxide, MgO, Silicon Dioxide

Transformation

Metamorphism

Types of Metamorphism

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

Weathering

Types of Weathering

-
Biological Weathering, Chemical Weathering, Mechanical Weathering

Erosion

Types of Erosion

-
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion

Properties

Physical Properties

Hardness

2-36.5
1 7
👆🏻

Grain Size

Medium to Fine Coarse Grained
Medium to Fine Coarse Grained

Fracture

Conchoidal
Uneven

Streak

White
Bluish Black

Porosity

Less Porous
Very Less Porous

Luster

Subvitreous to Dull
Subvitreous to Dull

Compressive Strength

225.00 N/mm290.00 N/mm2
0.15 450
👆🏻

Cleavage

Perfect
Crenulation and Pervasive

Toughness

-
2.4

Specific Gravity

2.86-2.992.86
0 8.4
👆🏻

Transparency

Translucent
Opaque

Density

2.8-2.9 g/cm32.8-2.9 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.92 kJ/Kg K0.92 kJ/Kg K
0.14 3.2
👆🏻

Resistance

Heat Resistant, Pressure Resistant
Heat Resistant, Impact Resistant

Reserves

Deposits in Eastern Continents

Asia

-
-

Africa

-
Namibia, Uganda

Europe

United Kingdom
Germany, Hungary, Italy, Portugal, Spain

Others

-
-

Deposits in Western Continents

North America

USA
USA

South America

Colombia, Paraguay
-

Deposits in Oceania Continent

Australia

Central Australia, Western Australia
New Zealand, Western Australia

Evaporite vs Tephrite 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 Evaporite and Tephrite Reserves. A water-soluble mineral sediment resulting from concentration and crystallization by evaporation from an aqueous solution. Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. 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 Evaporite vs Tephrite information and Evaporite vs Tephrite characteristics in the upcoming sections.

Evaporite vs Tephrite 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. Evaporite vs Tephrite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Evaporite and Properties of Tephrite. Learn more about Evaporite vs Tephrite in the next section. The interior uses of Evaporite include Decorative aggregates, Entryways, Flooring, Homes and Interior decoration whereas the interior uses of Tephrite include Decorative aggregates, Flooring, Homes and Interior decoration. Due to some exceptional properties of Evaporite and Tephrite, they have various applications in construction industry. The uses of Evaporite in construction industry include As a flux in the production of steel and pig iron, As a sintering agent in steel industry to process iron ore, As dimension stone, Cement manufacture, For road aggregate, Making natural cement, Manufacture of magnesium and dolomite refractories and that of Tephrite include Landscaping.

More about Evaporite and Tephrite

Here you can know more about Evaporite and Tephrite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Evaporite and Tephrite consists of mineral content and compound content. The mineral content of Evaporite includes Calcite, Cancrinite, Gypsum, Kyanite, Magnetite and mineral content of Tephrite includes Alkali feldspar, Nepheline, Plagioclase, Pyroxene. You can also check out the list of all Sedimentary Rocks. When we have to compare Evaporite vs Tephrite, the texture, color and appearance plays an important role in determining the type of rock. Evaporite is available in green, grey, silver, white colors whereas, Tephrite is available in black, brown, green, grey, white colors. Appearance of Evaporite is Glassy, Vesicular and Foilated and that of Tephrite is Vesicular. Properties of rock is another aspect for Evaporite vs Tephrite. The hardness of Evaporite is 2-3 and that of Tephrite is 6.5. The types of Evaporite are Sedimentary rock whereas types of Tephrite are Igneous rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Evaporite is white while that of Tephrite is bluish black. The specific heat capacity of Evaporite is 0.92 kJ/Kg K and that of Tephrite 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.Evaporite is heat resistant, pressure resistant whereas Tephrite is heat resistant, impact resistant.