Definition
Charnockite is a variety of granite containing minerals like orthopyroxene, quartz, and feldspar
Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks
Origin
Tamil Nadu, India
Western Australia, Minnesota
Discoverer
T. H. Holland
Unknown
Etymology
From Job Charnock, an administtrator of East India Company
From Jaspilite (Mineral), a compact siliceous rock which resembles jasper
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock
Texture
Granular
Banded, Trellis
Color
Black, Grey, Orange, Pink, White
Red, Reddish Brown
Durability
Durable
Durable
Appearance
Veined or Pebbled
Banded and Glassy
Interior Uses
Bathrooms, Countertops, Decorative Aggregates, Entryways, Floor Tiles, Homes, Hotels, Kitchens, Stair Treads
Decorative Aggregates, Interior Decoration
Exterior Uses
As Building Stone, As Facing Stone, Bridges, Paving Stone, Garden Decoration, Office Buildings, Resorts
As Facing Stone, Garden Decoration, Paving Stone
Other Architectural Uses
Curbing
Curbing
Construction Industry
As Dimension Stone
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
Antiquity Uses
Artifacts, Monuments, Sculpture, Small Figurines
Artifacts, Jewellery, Monuments
Commercial Uses
Curling, Gemstone, Laboratory bench tops, Tombstones
Creating Artwork, Jewelry
Types
Enderbite
Algoma-type , Lake Superior-type and Superior-type
Features
Available in Lots of Colors and Patterns, It is One of the Oldest, Strongest and Hardest Rock
Is one of the oldest rock
Archaeological Significance
Formation
Charnockite is an intrusive igneous rock which is very hard and is formed due to weathering of existing rocks.
Jaspillite is a type of sedimentary rock which is formed by the compaction and sedimentation of pieces of broken or weathered rocks and minerals.
Mineral Content
Amphibole, Biotite, Feldspar, Hornblade, Micas, Muscovite or Illite, Olivine, Plagioclase, Pyroxene, Quartz
Coesite, Quartz, Sand
Compound Content
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide
Fe, Iron(III) Oxide, Silicon Dioxide
Types of Metamorphism
Burial Metamorphism, Contact Metamorphism, Regional Metamorphism
-
Types of Weathering
Biological Weathering
Biological Weathering, Chemical Weathering
Types of Erosion
Chemical Erosion, Water Erosion, Wind Erosion
Chemical Erosion, Coastal Erosion
Grain Size
Coarse Grained
Large and Coarse Grained
Porosity
Very Less Porous
Very Less Porous
Specific Gravity
-9999
5.0-5.3
Transparency
Opaque
Translucent to Opaque
Density
2.6 g/cm3
0-5.7 g/cm3
Resistance
Heat Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Wear Resistant
Deposits in Eastern Continents
Africa
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
-
Europe
Albania, Romania, Scotland, United Kingdom
Ukraine
Deposits in Western Continents
North America
USA
Canada, USA
South America
Brazil, Colombia, Venezuela
Brazil
Deposits in Oceania Continent
Australia
Central Australia, Western Australia
Western Australia