Scoria

Andesite

Scoria vs Andesite

Scoria

Andesite

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1 Definition

1.1 Definition

Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities

Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava

1.2 History

1.2.1 Origin

Unknown

North America

1.2.2 Discoverer

Unknown

1.3 Etymology

From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung

From Andes mountains, where it is found in abundance

1.4 Class

Igneous Rocks

1.4.1 Sub-Class

Durable Rock, Medium Hardness Rock

Durable Rock, Hard Rock

1.5 Family

1.5.1 Group

Volcanic

1.6 Other Categories

Fine Grained Rock, Opaque Rock

2 Texture

2.1 Texture

Vesicular

Aphanitic to Porphyritic

2.2 Color

Black, Brown, Dark Grey to Black, Red

Bluish - Grey, Grey, Pink, Yellow

2.3 Maintenance

2.4 Durability

Durable

2.4.1 Water Resistant

✔ ✘

2.4.2 Scratch Resistant

✔ ✘

2.4.3 Stain Resistant

✔ ✘

2.4.4 Wind Resistant

✔ ✘

2.4.5 Acid Resistant

✔ ✘

2.5 Appearance

Glassy and Vesicular

Dull and Soft

3 Uses

3.1 Architecture

3.1.1 Interior Uses

Decorative Aggregates, Interior Decoration

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

3.1.2 Exterior Uses

Garden Decoration, Paving Stone

Office Buildings, Roof Tiles

3.1.3 Other Architectural Uses

Curbing

3.2 Industry

3.2.1 Construction Industry

Cement Manufacture, Construction Aggregate, for Road Aggregate, In landscaping and drainage works

Cobblestones, Construction Aggregate, for Road Aggregate

3.2.2 Medical Industry

Not Yet Used

3.3 Antiquity Uses

Artifacts, Monuments, Sculpture

Artifacts, Monuments, Sculpture, Small Figurines

3.4 Other Uses

3.4.1 Commercial Uses

As a traction material on snow-covered roads, Creating Artwork, High-temperature insulation, In gas barbecue grills

Commemorative Tablets, Creating Artwork

4 Types

4.1 Types

Not Available

Icelandite

4.2 Features

Available in Lots of Colors and Patterns, Generally rough to touch, Surfaces are often shiny

Generally rough to touch, High silica content, Is one of the oldest rock

4.3 Archaeological Significance

4.3.1 Monuments

Used

4.3.2 Famous Monuments

Data Not Available

Middle of the Earth in Ecuador

4.3.3 Sculpture

Used

4.3.4 Famous Sculptures

Data Not Available

4.3.5 Pictographs

Used

Not Used

4.3.6 Petroglyphs

Used

Not Used

4.3.7 Figurines

Used

4.4 Fossils

Absent

5 Formation

5.1 Formation

Scoria forms when magma containing huge amount of dissolved gas flows from a volcano during an eruption.

Andesite is a fine-grained igneous rock that forms when the magma is erupted onto the surface and is crystallized quickly.

5.2 Composition

5.2.1 Mineral Content

Apatite, Biotite, Calcite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz, Silica

Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Zircon

5.2.2 Compound Content

Ca, NaCl

Silicon Dioxide

5.3 Transformation

5.3.1 Metamorphism

✔ ✘

5.3.2 Types of Metamorphism

Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism

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

5.3.3 Weathering

✔ ✘

5.3.4 Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering

5.3.5 Erosion

✔ ✘

5.3.6 Types of Erosion

Chemical Erosion, Coastal Erosion, Glacier Erosion

6 Properties

6.1 Physical Properties

6.1.1 Hardness

5-67

1 7

6.1.2 Grain Size

Fine Grained

Very fine-grained

6.1.3 Fracture

Conchoidal

Uneven

6.1.4 Streak

White

6.1.5 Porosity

Highly Porous

Less Porous

6.1.6 Luster

Subvitreous to Dull

Vitreous

6.1.7 Compressive Strength

NA225.00 N/mm²

0.15 450

6.1.8 Cleavage

Perfect

Not Available

6.1.9 Toughness

2.1

1.1

6.1.10 Specific Gravity

Not Available2.5-2.8

0 8.4

6.1.11 Transparency

Opaque

6.1.12 Density

Not Available2.11-2.36 g/cm³

0 1400

6.2 Thermal Properties

6.2.1 Specific Heat Capacity

NA2.39 kJ/Kg K

0.14 3.2

6.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

7 Reserves

7.1 Deposits in Eastern Continents

7.1.1 Asia

Afghanistan, Indonesia, Japan, Russia

India, Indonesia, Japan, Nepal, South Korea

7.1.2 Africa

Ethiopia, Kenya, Tanzania

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

7.1.3 Europe

Greece, Hungary, Iceland, Italy, Turkey

Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom

7.1.4 Others

Not Yet Found

7.2 Deposits in Western Continents

7.2.1 North America

Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA

Mexico, USA

7.2.2 South America

Argentina, Chile, Ecuador, Peru

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

7.3 Deposits in Oceania Continent

7.3.1 Australia

New Zealand, Western Australia

New South Wales, New Zealand, Western Australia

Scoria vs Andesite 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 Scoria and Andesite Reserves. Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities. Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. 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 Scoria vs Andesite information and Scoria vs Andesite characteristics in the upcoming sections.

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Scoria vs Andesite 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. Scoria vs Andesite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Scoria and Properties of Andesite. Learn more about Scoria vs Andesite in the next section. The interior uses of Scoria include Decorative aggregates and Interior decoration whereas the interior uses of Andesite include Decorative aggregates, Floor tiles, Homes, Interior decoration and Kitchens. Due to some exceptional properties of Scoria and Andesite, they have various applications in construction industry. The uses of Scoria in construction industry include Cement manufacture, Construction aggregate, For road aggregate, In landscaping and drainage works and that of Andesite include Cobblestones, Construction aggregate, For road aggregate.

More about Scoria and Andesite

Here you can know more about Scoria and Andesite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Scoria and Andesite consists of mineral content and compound content. The mineral content of Scoria includes Apatite, Biotite, Calcite, Feldspar, Hematite, Hornblade, Ilmenite, Magnetite, Olivine, Pyroxene, Quartz, Silica and mineral content of Andesite includes Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Zircon. You can also check out the list of all Igneous Rocks. When we have to compare Scoria vs Andesite, the texture, color and appearance plays an important role in determining the type of rock. Scoria is available in black, brown, dark grey to black, red colors whereas, Andesite is available in bluish - grey, grey, pink, yellow colors. Appearance of Scoria is Glassy and Vesicular and that of Andesite is Dull and Soft. Properties of rock is another aspect for Scoria vs Andesite. The hardness of Scoria is 5-6 and that of Andesite is 7. The types of Scoria are Not Available whereas types of Andesite are Icelandite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Scoria and Andesite is white. The specific heat capacity of Scoria is Not Available and that of Andesite 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.Scoria is heat resistant, impact resistant, pressure resistant, wear resistant whereas Andesite is heat resistant, pressure resistant, wear resistant.