Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
granite
|
| gptkbp:chemicalFormula |
Be3Al2Si6O18
|
| gptkbp:cleavage |
imperfect
|
| gptkbp:color |
yellow
greenish-yellow |
| gptkbp:crystalSystem |
hexagonal
|
| gptkbp:discoveredIn |
1910
|
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
7.5–8
|
| gptkbp:hasVariant |
beryl
|
| https://www.w3.org/2000/01/rdf-schema#label |
heliodor
|
| gptkbp:luster |
vitreous
|
| gptkbp:nameOrigin |
Greek: helios (sun) and doron (gift)
|
| gptkbp:occurredIn |
gptkb:Brazil
gptkb:Madagascar gptkb:Namibia gptkb:Russia gptkb:Ukraine gptkb:United_States |
| gptkbp:pleochroism |
weak to moderate
|
| gptkbp:refractiveIndex |
1.57–1.58
|
| gptkbp:relatedGroup |
beryl group
|
| gptkbp:specificGravity |
2.63–2.80
|
| gptkbp:transparency |
transparent
|
| gptkbp:usedAs |
granite
|
| gptkbp:bfsParent |
gptkb:Beryl
|
| gptkbp:bfsLayer |
6
|