|
gptkbp:instanceOf
|
granite
|
|
gptkbp:associatedMinerals
|
gptkb:joaquinite
gptkb:natrolite
gptkb:neptunite
gptkb:serandite
|
|
gptkbp:birefringence
|
0.046
|
|
gptkbp:category
|
cyclosilicate
|
|
gptkbp:chemicalFormula
|
BaTiSi3O9
|
|
gptkbp:cleavage
|
poor
|
|
gptkbp:color
|
blue
white
colorless
pink
violet
|
|
gptkbp:crystalHabit
|
dipyramidal
tabular
|
|
gptkbp:crystalSystem
|
hexagonal
|
|
gptkbp:discoveredBy
|
gptkb:James_M._Couch
|
|
gptkbp:discoveredIn
|
1907
|
|
gptkbp:fluorescence
|
blue under short-wave UV
|
|
gptkbp:fracture
|
conchoidal
|
|
gptkbp:hardnessMohs
|
6-6.5
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Benitoite
|
|
gptkbp:IMA_symbol
|
Bnt
|
|
gptkbp:location
|
gptkb:San_Benito_County,_California,_USA
|
|
gptkbp:luster
|
vitreous
|
|
gptkbp:namedAfter
|
gptkb:San_Benito_County
|
|
gptkbp:pleochroism
|
strong
|
|
gptkbp:refractiveIndex
|
1.756–1.804
|
|
gptkbp:specificGravity
|
3.65
|
|
gptkbp:stateGem
|
gptkb:California
|
|
gptkbp:streak
|
white
|
|
gptkbp:tenacity
|
brittle
|
|
gptkbp:transparency
|
translucent
transparent
|
|
gptkbp:uses
|
granite
|
|
gptkbp:bfsParent
|
gptkb:California
gptkb:California,_United_States
|
|
gptkbp:bfsLayer
|
4
|