Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:category |
tectosilicate
|
| gptkbp:chemicalFormula |
SiO2
|
| gptkbp:cleavage |
none
|
| gptkbp:color |
gray
white colorless |
| gptkbp:crystalSystem |
hexagonal
orthorhombic |
| gptkbp:discoveredIn |
gptkb:Cerro_San_Cristóbal,_Pachuca,_Mexico
1868 |
| gptkbp:event |
volcanic rocks
|
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
tridymite
|
| gptkbp:IMA_symbol |
Trd
|
| gptkbp:luster |
vitreous
|
| gptkbp:namedAfter |
Greek word for triplet
|
| gptkbp:polymorphOf |
gptkb:cristobalite
quartz |
| gptkbp:relatedGroup |
silicate mineral
|
| gptkbp:specificGravity |
2.26
|
| gptkbp:streak |
white
|
| gptkbp:transparency |
translucent
transparent |
| gptkbp:bfsParent |
gptkb:silica
|
| gptkbp:bfsLayer |
5
|