Gabbro

Eclogite

Gabbro vs Eclogite

Gabbro

Eclogite

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Definition

Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt

Eclogite is an extreme metamorphic rock, formed by regional metamorphism of basalt rock under very high pressure and temperature

History

Origin

Germany

Discoverer

Christian Leopold von Buch

René Just Haüy

Etymology

From Latin glaber bare, smooth, bald

From French, Greek eklogē selection with reference to the selective content of the rock + -ite1

Class

Igneous Rocks

Metamorphic Rocks

Sub-Class

Durable Rock, Hard Rock

Durable Rock, Medium Hardness Rock

Family

Group

Plutonic

Other Categories

Coarse Grained Rock, Opaque Rock

Fine Grained Rock, Opaque Rock

Texture

Phaneritic

Earthy

Color

Dark Grey to Black

Black, Brown, Green, Grey, Pink, White

Maintenance

Less

Durability

Durable

Water Resistant

✔ ✘

Scratch Resistant

✔ ✘

Stain Resistant

✔ ✘

Wind Resistant

✔ ✘

Acid Resistant

✔ ✘

Appearance

Veined and Shiny

Dull, Banded and Foilated

Uses

Architecture

Interior Uses

Countertops, Decorative Aggregates, Homes, Interior Decoration

Decorative Aggregates, Interior Decoration

Exterior Uses

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

Paving Stone, Garden Decoration

Other Architectural Uses

Curbing

Industry

Construction Industry

As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate

Medical Industry

In Chemical and Pharmaceutical Industry, Medicines and Cosmetics

Antiquity Uses

Artifacts, Monuments, Sculpture

Artifacts

Other Uses

Commercial Uses

Cemetery Markers, Commemorative Tablets, Laboratory bench tops, Jewelry, Sea Defence, Tombstones

Creating Artwork, Gemstone

Types

Anorthosite Gabbro and Norite Gabbro

Eclogite

Features

Smooth to touch

Available in Lots of Colors and Patterns, Generally rough to touch, Is one of the oldest rock

Archaeological Significance

Monuments

Famous Monuments

Sculpture

Famous Sculptures

Pictographs

Petroglyphs

Figurines

Fossils

Absent

Formation

Gabbro, a mafic rock, forms due to cooling and crystallization of magma underneath Earth's surface.

Eclogite forms from high-pressure metamorphism of mafic igneous rocks mainly, basalt or gabbro as it plunges into the mantle in a subduction zone.

Composition

Mineral Content

Augite, Olivine, Plagioclase, Pyroxene

Amphibole, Coesite, Corundum, Dolomite, Garnet, Kyanite, Lawsonite, Paragonite, Phengite, Pyroxene, Quartz, Rutile, Zoisite

Compound Content

Aluminium Oxide, CaO, Chromium(III) Oxide, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Sulfur Trioxide

Aluminium Oxide, NaCl, CaO, Carbon Dioxide, Iron(III) Oxide, Magnesium Carbonate, MgO, Sodium Oxide, Potassium, Sodium

Transformation

Metamorphism

✔ ✘

Types of Metamorphism

Impact Metamorphism

Weathering

✔ ✘

Types of Weathering

Chemical Weathering

Mechanical Weathering

Erosion

✔ ✘

Types of Erosion

Coastal Erosion

Chemical Erosion, Sea Erosion

Properties

Physical Properties

Hardness

73.5-4

1 7

👆🏻

Grain Size

Coarse Grained

Fine Grained

Fracture

Conchoidal

Streak

Black

White

Porosity

Highly Porous

Less Porous

Luster

Subvitreous to Dull

Compressive Strength

225.00 N/mm²200.00 N/mm²

0.15 450

👆🏻

Cleavage

Perfect

Toughness

1.6

Specific Gravity

2.86-2.872.86-2.87

0 8.4

👆🏻

Transparency

Opaque

Density

2.7-3.3 g/cm³3.2-3.6 g/cm³

0 1400

👆🏻

Thermal Properties

Specific Heat Capacity

0.71 kJ/Kg K0.75 kJ/Kg K

0.14 3.2

👆🏻

Resistance

Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

Reserves

Deposits in Eastern Continents

Asia

India, Russia

India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey

Africa

South Africa

Ethiopia, Morocco, South Africa

Europe

Germany, Greece, Italy, Scotland, Turkey

France, Germany, Italy, Norway, Scotland

Others

Greenland

Deposits in Western Continents

North America

Canada, USA

Canada, Costa Rica, Panama, USA

South America

Brazil, Colombia, Venezuela

Argentina, Brazil, Colombia, Ecuador

Deposits in Oceania Continent

Australia

New Zealand, Queensland

Central Australia, New Zealand, Queensland

Gabbro vs Eclogite 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 Gabbro and Eclogite Reserves. Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt. Eclogite is an extreme metamorphic rock, formed by regional metamorphism of basalt rock under very high pressure and temperature. 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 Gabbro vs Eclogite information and Gabbro vs Eclogite characteristics in the upcoming sections.

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Gabbro vs Eclogite 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. Gabbro vs Eclogite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Gabbro and Properties of Eclogite. Learn more about Gabbro vs Eclogite in the next section. The interior uses of Gabbro include Countertops, Decorative aggregates, Homes and Interior decoration whereas the interior uses of Eclogite include Decorative aggregates and Interior decoration. Due to some exceptional properties of Gabbro and Eclogite, they have various applications in construction industry. The uses of Gabbro in construction industry include As dimension stone, Building houses or walls, Cement manufacture, Construction aggregate, For road aggregate and that of Eclogite include .

More about Gabbro and Eclogite

Here you can know more about Gabbro and Eclogite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Gabbro and Eclogite consists of mineral content and compound content. The mineral content of Gabbro includes Augite, Olivine, Plagioclase, Pyroxene and mineral content of Eclogite includes Amphibole, Coesite, Corundum, Dolomite, Garnet, Kyanite, Lawsonite, Paragonite, Phengite, Pyroxene, Quartz, Rutile, Zoisite. You can also check out the list of all Igneous Rocks. When we have to compare Gabbro vs Eclogite, the texture, color and appearance plays an important role in determining the type of rock. Gabbro is available in dark grey to black colors whereas, Eclogite is available in black, brown, green, grey, pink, white colors. Appearance of Gabbro is Veined and Shiny and that of Eclogite is Dull, Banded and Foilated. Properties of rock is another aspect for Gabbro vs Eclogite. The hardness of Gabbro is 7 and that of Eclogite is 3.5-4. The types of Gabbro are Anorthosite Gabbro and Norite Gabbro whereas types of Eclogite are Eclogite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Gabbro is black while that of Eclogite is white. The specific heat capacity of Gabbro is 0.71 kJ/Kg K and that of Eclogite is 0.75 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Gabbro is impact resistant, pressure resistant, wear resistant whereas Eclogite is heat resistant.