Statements (27)
Predicate | Object |
---|---|
gptkbp:instanceOf |
granite
|
gptkbp:category |
oxide mineral
|
gptkbp:chemicalFormula |
ThO2
|
gptkbp:cleavage |
none
|
gptkbp:color |
black
dark gray |
gptkbp:containsElement |
oxygen
thorium |
gptkbp:crystalSystem |
isometric
|
gptkbp:density |
9.7 g/cm3
|
gptkbp:discoveredBy |
gptkb:Charles_Baskerville
|
gptkbp:discoveredIn |
1904
|
gptkbp:event |
gptkb:India
gptkb:Madagascar gptkb:Russia gptkb:Sri_Lanka |
gptkbp:fracture |
conchoidal
|
gptkbp:hardnessMohs |
6.5
|
https://www.w3.org/2000/01/rdf-schema#label |
thorianite
|
gptkbp:luster |
submetallic
|
gptkbp:namedAfter |
thorium
|
gptkbp:radioactive |
true
|
gptkbp:transparency |
opaque
|
gptkbp:uses |
source of thorium
|
gptkbp:bfsParent |
gptkb:Ivittuut
gptkb:thorite |
gptkbp:bfsLayer |
7
|