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Gossan
Gossan

Gritstone
Gritstone



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Gossan vs Gritstone

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Definition

Definition

Gossan is intensely oxidized, weathered or decomposed rock, usually the upper and exposed part of an ore deposit or mineral vein.
Gritstone or grit is a hard, coarse-grained, siliceous sandstone

History

Origin

Indonesia
Pennines, England

Discoverer

Cornish Gossen
J.J. Ferber

Etymology

From Cornish gossen from gos, blood from Old Cornish guit
From Grit + Stone

Class

Metamorphic Rocks
Sedimentary Rocks

Sub-Class

Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock

Family

Group

-
-

Other Categories

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

Texture

Texture

Rough, Sandy
Earthy

Color

Brown, Brown- Black, Gold, Green, Rust
Beige, Black, Brown, Cream, Dark Brown, Green, Grey, Light Green, Light to Dark Grey, Pink, Red, White, Yellow

Maintenance

Less
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Dull and Banded
Layered and Foliated

Uses

Architecture

Interior Uses

Countertops, Decorative Aggregates, Interior Decoration
Countertops, Decorative Aggregates, Homes, Interior Decoration

Exterior Uses

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

Other Architectural Uses

Curbing
Curbing

Industry

Construction Industry

As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate
Construction Aggregate, Roadstone

Medical Industry

-
-

Antiquity Uses

Artifacts
Artifacts, Monuments, Sculpture

Other Uses

Commercial Uses

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

Types

Types

Translocated gossan and Leakage gossan
Sedimentary rock

Features

Clasts are smooth to touch, Easily splits into thin plates
Available in Lots of Colors and Patterns, Generally rough to touch, Very fine grained rock

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Present

Formation

Formation

Earth movements can cause rocks to be either deeply buried or squeezed and hence the rocks are heated and put under great pressure.
Gritstone is a type of sedimentary rock which was formed on the floors of wide river deltas where the grit deposits were laid down, with every tide or flood dumping another layer of sediment.

Composition

Mineral Content

Apatite, Augite, Biotite, Bronzite, Calcite, Chert, Epidote, Feldspar, Hornblende, Micas, Plagioclase, Pyroxene, Quartz, Sulfides, Zircon
Calcite, Clay Minerals, Feldspar, Micas, Quartz

Compound Content

Aluminium Oxide, CaO, Fe, FeO, Silicon Dioxide, Sulphur
Aluminium Oxide, CaO, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide

Transformation

Metamorphism

Types of Metamorphism

-
-

Weathering

Types of Weathering

-
Biological Weathering, Chemical Weathering, Mechanical Weathering

Erosion

Types of Erosion

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

Properties

Physical Properties

Hardness

4-56-7
1 7
👆🏻

Grain Size

Fine to Medium Grained
Coarse Grained

Fracture

Conchoidal
Conchoidal

Streak

White to Grey
White

Porosity

Highly Porous
Highly Porous

Luster

Metallic
Dull

Compressive Strength

-70.00 N/mm2
0.15 450
👆🏻

Cleavage

-
Perfect

Toughness

-
-

Specific Gravity

2.02.250
0 8.4
👆🏻

Transparency

Opaque
Opaque

Density

-9999 g/cm32.2 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.24 kJ/Kg K0.92 kJ/Kg K
0.14 3.2
👆🏻

Resistance

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

Reserves

Deposits in Eastern Continents

Asia

China, India, Indonesia, Russia, Singapore, South Korea
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan

Africa

Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Namibia, Nigeria, South Africa

Europe

Albania, France, Germany, Great Britain, United Kingdom
Austria, Denmark, Germany, Great Britain, Netherlands, Poland, Sweden, Switzerland, United Kingdom

Others

-
Greenland

Deposits in Western Continents

North America

Canada, USA
Canada, USA

South America

Brazil, Colombia, Ecuador
Brazil

Deposits in Oceania Continent

Australia

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

Gossan vs Gritstone 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 Gossan and Gritstone Reserves. Gossan is intensely oxidized, weathered or decomposed rock, usually the upper and exposed part of an ore deposit or mineral vein.. Gritstone or grit is a hard, coarse-grained, siliceous sandstone. 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 Gossan vs Gritstone information and Gossan vs Gritstone characteristics in the upcoming sections.

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

More about Gossan and Gritstone

Here you can know more about Gossan and Gritstone. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Gossan and Gritstone consists of mineral content and compound content. The mineral content of Gossan includes Apatite, Augite, Biotite, Bronzite, Calcite, Chert, Epidote, Feldspar, Hornblende, Micas, Plagioclase, Pyroxene, Quartz, Sulfides, Zircon and mineral content of Gritstone includes Calcite, Clay Minerals, Feldspar, Micas, Quartz. You can also check out the list of all Metamorphic Rocks. When we have to compare Gossan vs Gritstone, the texture, color and appearance plays an important role in determining the type of rock. Gossan is available in brown, brown- black, gold, green, rust colors whereas, Gritstone is available in beige, black, brown, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. Appearance of Gossan is Dull and Banded and that of Gritstone is Layered and Foliated. Properties of rock is another aspect for Gossan vs Gritstone. The hardness of Gossan is 4-5 and that of Gritstone is 6-7. The types of Gossan are Translocated gossan and Leakage gossan whereas types of Gritstone are Sedimentary rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Gossan is white to grey while that of Gritstone is white. The specific heat capacity of Gossan is 0.24 kJ/Kg K and that of Gritstone 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.Gossan is heat resistant, impact resistant, pressure resistant whereas Gritstone is heat resistant, impact resistant, pressure resistant.