Definition
Origin
Discoverer
Etymology
Class
Sub-Class
Group
Other Categories
Texture
Color
Maintenance
Durability
Water Resistant
Scratch Resistant
Stain Resistant
Wind Resistant
Acid Resistant
Appearance
Interior Uses
Exterior Uses
Other Architectural Uses
Construction Industry
Medical Industry
Antiquity Uses
Commercial Uses
Types
Features
Monuments
Famous Monuments
Sculpture
Famous Sculptures
Pictographs
Petroglyphs
Figurines
Fossils
Formation
Mineral Content
Compound Content
Metamorphism
Types of Metamorphism
Weathering
Types of Weathering
Erosion
Types of Erosion
Hardness
Grain Size
Fracture
Streak
Porosity
Luster
Compressive Strength
Cleavage
Toughness
Specific Gravity
Transparency
Density
Specific Heat Capacity
Resistance
Asia
Africa
Europe
Others
North America
South America
Australia
Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals
From Old French pomis, from a Latin dialect variant of pumex
Durable Rock, Medium Hardness Rock
Fine Grained Rock, Opaque Rock
Beige, Grey, Light Green, Light Grey, Pink, White, Yellow- grey
Decorative Aggregates, Flooring, Homes, Interior Decoration
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone
As Dimension Stone, Cement Manufacture, for Road Aggregate, In landscaping and horticulture, Making natural cement, Production of lightweight concrete blocks
As an abrasive in skin exfoliating products, In Chemical and Pharmaceutical Industry, Medicines and Cosmetics
As a traction material on snow-covered roads, As an abrasive in pencil erasers, Fine abrasive used for polishing, Manufacture of Soap, Solvents, Dyes, Plastics and Fibres, Used in aquariums
Pumice rock forms when the magma cools so quickly that atoms in the melt are not able to arrange themselves into a crystalline structure.
Aluminum Oxides, Calcite, Carbonate, Iron Oxides, Silica
Al, Aluminium Oxide, CaO, Carbon Dioxide, MgO, Silicon Dioxide
Burial Metamorphism, Impact Metamorphism
Biological Weathering, Chemical Weathering, Mechanical Weathering
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion
White, Greenish White or Grey
Impact Resistant, Pressure Resistant
Afghanistan, Indonesia, Japan, Russia
Ethiopia, Kenya, Tanzania
Greece, Hungary, Iceland, Italy, Turkey
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
Argentina, Chile, Ecuador, Peru
New Zealand, Western Australia
Gossan is intensely oxidized, weathered or decomposed rock, usually the upper and exposed part of an ore deposit or mineral vein.
From Cornish gossen from gos, blood from Old Cornish guit
Durable Rock, Medium Hardness Rock
Fine Grained Rock, Medium Grained Rock, Opaque Rock
Brown, Brown- Black, Gold, Green, Rust
Countertops, Decorative Aggregates, Interior Decoration
As Building Stone, As Facing Stone, Paving Stone, Garden Decoration, Office Buildings
As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate
Cemetery Markers, Commemorative Tablets, Gemstone
Translocated gossan and Leakage gossan
Clasts are smooth to touch, Easily splits into thin plates
Earth movements can cause rocks to be either deeply buried or squeezed and hence the rocks are heated and put under great pressure.
Apatite, Augite, Biotite, Bronzite, Calcite, Chert, Epidote, Feldspar, Hornblende, Micas, Plagioclase, Pyroxene, Quartz, Sulfides, Zircon
Aluminium Oxide, CaO, Fe, FeO, Silicon Dioxide, Sulphur
Chemical Erosion, Sea Erosion, Wind Erosion
Heat Resistant, Impact Resistant, Pressure Resistant
China, India, Indonesia, Russia, Singapore, South Korea
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Albania, France, Germany, Great Britain, United Kingdom
Brazil, Colombia, Ecuador
New South Wales, South Australia, Western Australia