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Marl
Marl

Icelandite
Icelandite



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Marl
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Icelandite

Marl vs Icelandite

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Definition

Definition

Marl is an unconsolidated sedimentary rock consisting of clay and lime
Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock

History

Origin

-
Iceland

Discoverer

William Smith
Ian S. E. Carmichael

Etymology

From Old French marle, from Late Latin marglia
From its origin place near Cenozoic volcano near the parsonage Þingmúli in East Iceland

Class

Sedimentary Rocks
Igneous Rocks

Sub-Class

Durable Rock, Soft Rock
Durable Rock, Hard Rock

Family

Group

-
Volcanic

Other Categories

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

Texture

Texture

Earthy
Aphanitic to Porphyritic

Color

Beige, Brown, Green, Grey, White
Bluish - Grey, Grey, Pink, Yellow

Maintenance

Less
More

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Rough and Dull
Dull and Soft

Uses

Architecture

Interior Uses

Decorative Aggregates, Floor Tiles
Decorative Aggregates, Floor Tiles, Homes, Interior Decoration, Kitchens

Exterior Uses

As Building Stone, Roof Tiles
Office Buildings, Roof Tiles

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar
Cobblestones, Construction Aggregate, for Road Aggregate

Medical Industry

-
-

Antiquity Uses

Artifacts, Jewellery, Sculpture, Small Figurines
Artifacts, Jewellery, Sculpture, Small Figurines

Other Uses

Commercial Uses

Creating Artwork, Soil Conditioner
Cemetery Markers, Creating Artwork

Types

Types

Clay Marl ,Blue Marl, Red Marl, High Bank Marl, Shell Layer Marl, Under Shell Layer Marl, Sand Marl, Green Marl, Grey Marl and Clayey Marl
Intermediate volcanic rock

Features

Generally rough to touch, Is one of the oldest rock, Splintery, Very fine grained rock
Generally rough to touch, High silica content, Is one of the oldest rock

Archaeological Significance

Monuments

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-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Present
Absent

Formation

Formation

Marl forms when very fine-grained clay particles are deposited in water which settles at the bottom of water bodies and are compacted by overlying sediment; the water squeezes out and hence forming Marl rock.
Icelandite 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, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz
Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Quartz, Zircon

Compound Content

Aluminium Oxide, NaCl, CaO, Iron(III) Oxide, Silicon Dioxide
Silicon Dioxide

Transformation

Metamorphism

Types of Metamorphism

-
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism

Weathering

Types of Weathering

Biological Weathering, Chemical Weathering
Biological Weathering

Erosion

Types of Erosion

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

Properties

Physical Properties

Hardness

2-37
1 7
👆🏻

Grain Size

Very fine-grained
Very fine-grained

Fracture

Conchoidal
Uneven

Streak

White
White

Porosity

Highly Porous
Less Porous

Luster

Dull
Vitreous

Compressive Strength

30.00 N/mm2200.00 N/mm2
0.15 450
👆🏻

Cleavage

-
-

Toughness

2.6
1.1

Specific Gravity

2.2-2.82.5-2.8
0 8.4
👆🏻

Transparency

Opaque
Opaque

Density

2.4-2.8 g/cm32.11-2.36 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.80 kJ/Kg K2.39 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

India, Pakistan, Russia
India, Indonesia, Japan, Nepal, South Korea

Africa

Ethiopia, Kenya, Morocco, South Africa
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania

Europe

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

Others

-
-

Deposits in Western Continents

North America

USA
Mexico, USA

South America

Colombia, Ecuador, Peru
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela

Deposits in Oceania Continent

Australia

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

Marl vs Icelandite 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 Marl and Icelandite Reserves. Marl is an unconsolidated sedimentary rock consisting of clay and lime. Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite 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 Marl vs Icelandite information and Marl vs Icelandite characteristics in the upcoming sections.

Marl vs Icelandite 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. Marl vs Icelandite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Marl and Properties of Icelandite. Learn more about Marl vs Icelandite in the next section. The interior uses of Marl include Decorative aggregates and Floor tiles whereas the interior uses of Icelandite include Decorative aggregates, Floor tiles, Homes, Interior decoration and Kitchens. Due to some exceptional properties of Marl and Icelandite, they have various applications in construction industry. The uses of Marl in construction industry include Cement manufacture, Construction aggregate, For road aggregate, Making natural cement, Raw material for the manufacture of mortar and that of Icelandite include Cobblestones, Construction aggregate, For road aggregate.

More about Marl and Icelandite

Here you can know more about Marl and Icelandite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Marl and Icelandite consists of mineral content and compound content. The mineral content of Marl includes Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz and mineral content of Icelandite includes Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Quartz, Zircon. You can also check out the list of all Sedimentary Rocks. When we have to compare Marl vs Icelandite, the texture, color and appearance plays an important role in determining the type of rock. Marl is available in beige, brown, green, grey, white colors whereas, Icelandite is available in bluish - grey, grey, pink, yellow colors. Appearance of Marl is Rough and Dull and that of Icelandite is Dull and Soft. Properties of rock is another aspect for Marl vs Icelandite. The hardness of Marl is 2-3 and that of Icelandite is 7. The types of Marl are Clay Marl ,Blue Marl, Red Marl, High Bank Marl, Shell Layer Marl, Under Shell Layer Marl, Sand Marl, Green Marl, Grey Marl and Clayey Marl whereas types of Icelandite are Intermediate volcanic rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Marl and Icelandite is white. The specific heat capacity of Marl is 0.80 kJ/Kg K and that of Icelandite is 2.39 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Marl is heat resistant, impact resistant whereas Icelandite is heat resistant, pressure resistant, scratch resistant, wear resistant.