Definition
Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks
Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%
Origin
Western Australia, Minnesota
-
Discoverer
Unknown
Unknown
Etymology
From Jaspilite (Mineral), a compact siliceous rock which resembles jasper
From the mineral feldspathoid which is the main content of rock
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Soft Rock
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Texture
Banded, Trellis
Earthy
Color
Red, Reddish Brown
Black, Brown, Green, Grey, Pink, White
Durability
Durable
Durable
Appearance
Banded and Glassy
Dull
Interior Uses
Decorative Aggregates, Interior Decoration
Decorative Aggregates, Interior Decoration
Exterior Uses
As Facing Stone, Garden Decoration, Paving Stone
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone
Other Architectural Uses
Curbing
Curbing
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
As Dimension Stone, Cement Manufacture, for Road Aggregate
Medical Industry
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Taken as a Supplement for Calcium or Magnesium
Antiquity Uses
Artifacts, Jewellery, Monuments
Artifacts, Monuments, Sculpture
Commercial Uses
Creating Artwork, Jewelry
Cemetery Markers, Commemorative Tablets, Creating Artwork
Types
Algoma-type , Lake Superior-type and Superior-type
Igneous rock
Features
Is one of the oldest rock
Host Rock for Lead
Archaeological Significance
Formation
Jaspillite is a type of sedimentary rock which is formed by the compaction and sedimentation of pieces of broken or weathered rocks and minerals.
Foidolites 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.
Mineral Content
Coesite, Quartz, Sand
Amphibole, Biotite, Feldspar, Olivine, Plagioclase, Pyroxene
Compound Content
Fe, Iron(III) Oxide, Silicon Dioxide
Aluminium Oxide, CaO, Iron(III) Oxide, FeO
Types of Metamorphism
-
Burial Metamorphism, Cataclastic Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism
Types of Weathering
Biological Weathering, Chemical Weathering
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Types of Erosion
Chemical Erosion, Coastal Erosion
-
Grain Size
Large and Coarse Grained
Medium to Fine Coarse Grained
Fracture
Conchoidal
Conchoidal
Porosity
Very Less Porous
Very Less Porous
Luster
Earthy
Subvitreous to Dull
Specific Gravity
5.0-5.3
2.86
Transparency
Translucent to Opaque
Translucent
Density
0-5.7 g/cm3
-9999 g/cm3
Resistance
Heat Resistant, Impact Resistant, Wear Resistant
Heat Resistant, Wear Resistant
Deposits in Eastern Continents
Africa
-
South Africa, Western Africa
Deposits in Western Continents
North America
Canada, USA
Canada, USA
Deposits in Oceania Continent
Australia
Western Australia
Central Australia, Western Australia
Jaspillite vs Foidolite 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. Jaspillite vs Foidolite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Jaspillite and Properties of Foidolite. Learn more about Jaspillite vs Foidolite in the next section. The interior uses of Jaspillite include Decorative aggregates and Interior decoration whereas the interior uses of Foidolite include Decorative aggregates and Interior decoration. Due to some exceptional properties of Jaspillite and Foidolite, they have various applications in construction industry. The uses of Jaspillite 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 Foidolite include As dimension stone, Cement manufacture, For road aggregate.
More about Jaspillite and Foidolite
Here you can know more about Jaspillite and Foidolite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Jaspillite and Foidolite consists of mineral content and compound content. The mineral content of Jaspillite includes Coesite, Quartz, Sand and mineral content of Foidolite includes Amphibole, Biotite, Feldspar, Olivine, Plagioclase, Pyroxene. You can also check out the list of all Sedimentary Rocks. When we have to compare Jaspillite vs Foidolite, the texture, color and appearance plays an important role in determining the type of rock. Jaspillite is available in red, reddish brown colors whereas, Foidolite is available in black, brown, green, grey, pink, white colors. Appearance of Jaspillite is Banded and Glassy and that of Foidolite is Dull. Properties of rock is another aspect for Jaspillite vs Foidolite. The hardness of Jaspillite is 3 and that of Foidolite is 1.5. The types of Jaspillite are Algoma-type , Lake Superior-type and Superior-type whereas types of Foidolite are Igneous rock. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Jaspillite and Foidolite is white. The specific heat capacity of Jaspillite is 3.20 kJ/Kg K and that of Foidolite is 0.79 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Jaspillite is heat resistant, impact resistant, wear resistant whereas Foidolite is heat resistant, wear resistant.