Statements (16)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:category |
mica group
|
| gptkbp:chemicalFormula |
KAl2(AlSi3O10)(OH)2
|
| gptkbp:cleavage |
perfect
|
| gptkbp:color |
gray
white colorless |
| gptkbp:crystalSystem |
monoclinic
|
| gptkbp:discoveredIn |
gptkb:Roscoff,_France
|
| gptkbp:hardnessMohs |
2–2.5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Roscovite
|
| gptkbp:IMAStatus |
discredited
|
| gptkbp:luster |
vitreous
|
| gptkbp:namedAfter |
gptkb:Roscoff,_France
|
| gptkbp:bfsParent |
gptkb:Roscoff
|
| gptkbp:bfsLayer |
7
|