|
gptkbp:instanceOf
|
granite
|
|
gptkbp:associatedMinerals
|
gptkb:chalcopyrite
gptkb:pyrite
gptkb:sphalerite
gptkb:tennantite
quartz
galena
|
|
gptkbp:category
|
sulfide mineral
|
|
gptkbp:chemicalFormula
|
(Cu,Fe)12Sb4S13
|
|
gptkbp:cleavage
|
none
|
|
gptkbp:color
|
steel-gray
iron-black
|
|
gptkbp:containsElement
|
gptkb:lead
gptkb:sulfur
gptkb:poisoning
copper
iron
silver
zinc
mercury
tin
antimony
|
|
gptkbp:crystalSystem
|
isometric
|
|
gptkbp:discoveredBy
|
1845
|
|
gptkbp:event
|
hydrothermal veins
contact metamorphic deposits
volcanic massive sulfide deposits
|
|
gptkbp:fracture
|
subconchoidal
|
|
gptkbp:habit
|
massive
granular
crystalline
tetrahedral crystals
|
|
gptkbp:hardnessMohs
|
3.5–4
|
|
gptkbp:hasResource
|
gptkb:Bolivia
gptkb:Germany
gptkb:Mexico
gptkb:Peru
gptkb:United_States
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
tetrahedrite
|
|
gptkbp:IMA_symbol
|
Ttd
|
|
gptkbp:IMAStatus
|
approved mineral
|
|
gptkbp:luster
|
metallic
|
|
gptkbp:mainEconomicActivity
|
copper ore
silver ore
|
|
gptkbp:namedAfter
|
gptkb:tetrahedron
|
|
gptkbp:relatedGroup
|
tetrahedrite group
|
|
gptkbp:specificGravity
|
4.6–5.2
|
|
gptkbp:streak
|
black
|
|
gptkbp:tenacity
|
brittle
|
|
gptkbp:transparency
|
opaque
|
|
gptkbp:bfsParent
|
gptkb:tennantite
gptkb:Kalahari_Manganese_Field,_South_Africa
gptkb:Feengrotten
|
|
gptkbp:bfsLayer
|
7
|