Statements (36)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:category |
tectosilicate
oxide mineral |
| gptkbp:chemicalFormula |
SiO2
|
| gptkbp:cleavage |
none
|
| gptkbp:color |
gray
white colorless |
| gptkbp:crystalSystem |
tetragonal
|
| gptkbp:diaphaneity |
translucent
transparent |
| gptkbp:discoveredIn |
1887
|
| gptkbp:event |
ode
volcanic rocks |
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
6-7
|
| https://www.w3.org/2000/01/rdf-schema#label |
cristobalite
|
| gptkbp:IMA_symbol |
gptkb:Cst
|
| gptkbp:luster |
vitreous
dull |
| gptkbp:namedAfter |
gptkb:Cristóbal,_Mexico
|
| gptkbp:polymorphOf |
gptkb:coesite
gptkb:stishovite gptkb:tridymite gptkb:lechatelierite quartz |
| gptkbp:radioactive |
non-radioactive
|
| gptkbp:specificGravity |
2.32
|
| gptkbp:streak |
white
|
| gptkbp:symmetry |
P41212
|
| gptkbp:systematicName |
gptkb:cristobalite
|
| gptkbp:uses |
gptkb:ceramics
dental materials refractories |
| gptkbp:bfsParent |
gptkb:silica
|
| gptkbp:bfsLayer |
5
|