Statements (35)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:category |
cyclosilicate
|
| gptkbp:chemicalFormula |
Be3Al2(Si6O18)
|
| gptkbp:cleavage |
imperfect
|
| gptkbp:color |
blue
green white yellow colorless pink |
| gptkbp:containsElement |
oxygen
aluminum silicon beryllium |
| gptkbp:crystalSystem |
hexagonal
|
| gptkbp:discoveredIn |
ancient times
|
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
7.5–8
|
| gptkbp:luster |
vitreous
|
| gptkbp:notableVariant |
gptkb:jewelry
gptkb:goshenite gptkb:heliodor gptkb:morganite gptkb:red_beryl aquamarine |
| gptkbp:occurredIn |
gptkb:granite
mica schist |
| gptkbp:refractiveIndex |
1.57–1.60
|
| gptkbp:specificGravity |
2.63–2.92
|
| gptkbp:transparency |
translucent
transparent |
| gptkbp:usedFor |
gptkb:granite
|
| gptkbp:bfsParent |
gptkb:Suntar-Khayata_Range
|
| gptkbp:bfsLayer |
7
|
| http://www.w3.org/2000/01/rdf-schema#label |
Berill
|