Statements (35)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
Variety of quartz |
| gptkbp:associatedWith |
gptkb:Cairngorm_(Scottish_variety)
|
| gptkbp:birthstoneFor |
November (alternative)
|
| gptkbp:category |
Silicate mineral
|
| gptkbp:chemicalFormula |
SiO2
|
| gptkbp:cleavage |
nan
|
| gptkbp:color |
Black
Brown Grey |
| gptkbp:crystalSystem |
Hexagonal
|
| gptkbp:fracture |
Conchoidal
|
| gptkbp:hardnessMohs |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Smoky quartz
|
| gptkbp:luster |
Vitreous
|
| gptkbp:notablePlace |
gptkb:Brazil
gptkb:Scotland gptkb:Switzerland gptkb:United_States |
| gptkbp:originOfColor |
Aluminum impurities
Natural irradiation |
| gptkbp:radioactive |
May be weakly radioactive
|
| gptkbp:relatedGroup |
Quartz group
|
| gptkbp:specificGravity |
2.65
|
| gptkbp:streak |
White
|
| gptkbp:symbolizes |
Grounding
Protection |
| gptkbp:tenacity |
Brittle
|
| gptkbp:transparency |
Translucent
Transparent |
| gptkbp:uses |
granite
Ornamental stone |
| gptkbp:bfsParent |
gptkb:New_Hampshire
gptkb:Quartz |
| gptkbp:bfsLayer |
4
|