Definition
Boninite is a mafic extrusive rock which is high in magnesium and silica content, formed in fore-arc environments, typically during the early stages of subduction
History
Origin
Japan
Discoverer
Unknown
Etymology
From its occurrence in the Izu-Bonin arc south of Japan
Class
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Family
Group
Volcanic
Other Categories
Fine Grained Rock, Opaque Rock
Texture
Aphanitic to Porphyritic
Color
Bluish - Grey, Brown, Green, Grey
Maintenance
Less
Durability
Durable
Water Resistant
✔
✘
81% - Igneous Rocks Rocks
Scratch Resistant
✔
✘
86% - Igneous Rocks Rocks have it !
Stain Resistant
✔
✘
66% - Igneous Rocks Rocks have it !
Wind Resistant
✔
✘
49% - Igneous Rocks Rocks have it !
Acid Resistant
✔
✘
48% - Igneous Rocks Rocks
Appearance
Dull and Soft
Architecture
Interior Uses
Decorative Aggregates, Homes, Kitchens
Exterior Uses
Garden Decoration, Office Buildings
Other Architectural Uses
-
Industry
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
Medical Industry
-
Antiquity Uses
Artifacts
Other Uses
Commercial Uses
An Oil and Gas Reservoir, Cemetery Markers, Creating Artwork, Soil Conditioner, Source of Magnesia (MgO)
Types
Basalt
Features
Available in Lots of Colors and Patterns, High Mg content, Is one of the oldest rock
Archaeological Significance
Monuments
-
Famous Monuments
-
Sculpture
-
Famous Sculptures
-
Pictographs
-
Petroglyphs
-
Figurines
-
Fossils
Absent
Formation
Boninite is a type of Igneous rock which is formed through the cooling and solidification of lava or existing rocks.
Composition
Mineral Content
Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite
Compound Content
Silicon Dioxide
Transformation
Metamorphism
✔
✘
97% - Igneous Rocks Rocks have it !
Types of Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Regional Metamorphism
Weathering
✔
✘
99% - Igneous Rocks Rocks have it !
Types of Weathering
Biological Weathering
Erosion
✔
✘
92% - Igneous Rocks Rocks have it !
Types of Erosion
Chemical Erosion, Coastal Erosion, Wind Erosion
Physical Properties
Hardness
7
1
7
👆🏻
Grain Size
Fine Grained
Fracture
Uneven
Streak
White
Porosity
Less Porous
Luster
Vitreous
Compressive Strength
150.00 N/mm2
Rank: 22 (Overall)
0.15
450
👆🏻
Cleavage
-
Toughness
1.1
Specific Gravity
2.5-2.8
0
8.4
👆🏻
Transparency
Opaque
Density
-9999 g/cm3
0
1400
👆🏻
Thermal Properties
Specific Heat Capacity
0.84 kJ/Kg K
Rank: 15 (Overall)
0.14
3.2
👆🏻
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Deposits in Eastern Continents
Asia
-
Africa
South Africa
Europe
England, Finland, United Kingdom
Others
Antarctica, Greenland
Deposits in Western Continents
North America
USA
South America
Colombia, Uruguay
Deposits in Oceania Continent
Australia
New Zealand, Western Australia