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gptkbp:instance_of
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gptkb:Iron_Age
|
|
gptkbp:appearance
|
gptkb:None
|
|
gptkbp:chemical_formula
|
Fe S2
|
|
gptkbp:color
|
Brass-yellow
|
|
gptkbp:color_in_hand_specimen
|
Brass-yellow
|
|
gptkbp:cooling_system
|
gptkb:Low
|
|
gptkbp:difficulty
|
6 to 6.5 on Mohs scale
|
|
gptkbp:dissolved
|
Insoluble in water
|
|
gptkbp:environmental_impact
|
Acid mine drainage
Heavy metal leaching
|
|
gptkbp:has_field
|
Weakly magnetic
|
|
gptkbp:historical_use
|
Fertilizers
Pigments
Gunpowder production
Medicinal purposes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Pyrite
|
|
gptkbp:is_found_in
|
Sedimentary rocks
Volcanic rocks
Metamorphic rocks
Coal beds
|
|
gptkbp:luster
|
Metallic
|
|
gptkbp:notable_artifact
|
gptkb:granite
gptkb:Sphalerite
gptkb:Galena
gptkb:Calcite
Sedimentary deposits
Hydrothermal veins
Chalcopyrite
Metamorphic deposits
|
|
gptkbp:notable_locations
|
gptkb:Australia
gptkb:Brazil
gptkb:Canada
gptkb:China
gptkb:Mexico
gptkb:Peru
gptkb:Russia
gptkb:South_Africa
gptkb:Spain
gptkb:USA
|
|
gptkbp:occurs_in
|
Sedimentary rocks
Metamorphic rocks
Igneous rocks
|
|
gptkbp:replaced_by
|
Conchoidal
|
|
gptkbp:season
|
Greenish-black
|
|
gptkbp:structure
|
Isometric
Cubic
|
|
gptkbp:surface
|
4.9 to 5.2
|
|
gptkbp:uses
|
gptkb:jewelry
Industrial applications
Sulfur production
Fool's gold
|
|
gptkbp:bfsParent
|
gptkb:Fools'_Gold
|
|
gptkbp:bfsLayer
|
6
|