|
gptkbp:instanceOf
|
granite
|
|
gptkbp:category
|
carbonate mineral
|
|
gptkbp:chemicalFormula
|
Na3H(CO3)2·2H2O
|
|
gptkbp:cleavage
|
perfect
|
|
gptkbp:color
|
gray
white
colorless
|
|
gptkbp:containsElement
|
carbon
hydrogen
oxygen
sodium
|
|
gptkbp:crystalSystem
|
monoclinic
|
|
gptkbp:density
|
2.1 g/cm3
|
|
gptkbp:discoveredIn
|
1791
|
|
gptkbp:event
|
evaporite deposits
|
|
gptkbp:habit
|
prismatic crystals
granular
fibrous masses
|
|
gptkbp:hardnessMohs
|
2.5
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Trona
|
|
gptkbp:IMA_symbol
|
gptkb:Trn
|
|
gptkbp:luster
|
vitreous
dull
|
|
gptkbp:mainProducer
|
gptkb:China
gptkb:Turkey
gptkb:United_States
|
|
gptkbp:namedAfter
|
gptkb:Arabic_natron
|
|
gptkbp:radioactive
|
non-radioactive
|
|
gptkbp:solubility
|
gptkb:water
|
|
gptkbp:streak
|
white
|
|
gptkbp:transparency
|
translucent
transparent
|
|
gptkbp:uses
|
gptkb:chemical_industry
manufacture of glass
manufacture of paper
source of soda ash
water softening
|
|
gptkbp:bfsParent
|
gptkb:Green_River_Formation
gptkb:Inyo_County
gptkb:Panamint_Valley
gptkb:Trona_Pinnacles
gptkb:San_Bernardino_County_(until_1978)
gptkb:San_Bernardino_County,_California
|
|
gptkbp:bfsLayer
|
6
|