Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:associatedMinerals |
gptkb:Quartz
gptkb:Feldspar gptkb:Mica |
| gptkbp:category |
gptkb:Pyroxene
|
| gptkbp:chemicalFormula |
LiAl(SiO3)2
|
| gptkbp:cleavage |
Perfect
|
| gptkbp:color |
Green
|
| gptkbp:crystalSystem |
Monoclinic
|
| gptkbp:discoveredBy |
gptkb:William_Earl_Hidden
|
| gptkbp:discoveredIn |
1879
|
| gptkbp:fracture |
Uneven
|
| gptkbp:hardnessMohs |
6.5–7
|
| gptkbp:hasVariant |
gptkb:Spodumene
|
| https://www.w3.org/2000/01/rdf-schema#label |
Hiddenite
|
| gptkbp:luster |
Vitreous
|
| gptkbp:namedAfter |
gptkb:William_Earl_Hidden
|
| gptkbp:notableFor |
Green color due to chromium or vanadium
|
| gptkbp:pleochroism |
Strong
|
| gptkbp:refractiveIndex |
1.660–1.681
|
| gptkbp:sourceLocation |
gptkb:Afghanistan
gptkb:Brazil gptkb:Madagascar gptkb:Hiddenite,_North_Carolina,_USA |
| gptkbp:specificGravity |
3.18
|
| gptkbp:streak |
White
|
| gptkbp:tenacity |
Brittle
|
| gptkbp:transparency |
Transparent
|
| gptkbp:uses |
granite
|
| gptkbp:bfsParent |
gptkb:Gem
|
| gptkbp:bfsLayer |
6
|