Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:alsoKnownAs |
gptkb:bixbite
|
| gptkbp:category |
beryl
silicate mineral |
| gptkbp:chemicalFormula |
Be3Al2Si6O18
|
| gptkbp:cleavage |
imperfect
|
| gptkbp:color |
red
|
| gptkbp:crystalSystem |
hexagonal
|
| gptkbp:discoveredBy |
gptkb:Maynard_Bixby
|
| gptkbp:discoveredIn |
1904
|
| gptkbp:foundIn |
gptkb:Utah
gptkb:Wah_Wah_Mountains |
| gptkbp:fracture |
conchoidal
|
| gptkbp:hardnessMohs |
7.5–8
|
| gptkbp:luster |
vitreous
|
| gptkbp:notableEvent |
gptkb:Black_Range,_New_Mexico
gptkb:Thomas_Range,_Utah |
| gptkbp:pleochroism |
strong
|
| gptkbp:rarity |
extremely rare
|
| gptkbp:refractiveIndex |
1.564–1.595
|
| gptkbp:relatedGroup |
beryl group
|
| gptkbp:specificGravity |
2.66–2.70
|
| gptkbp:transparency |
transparent to translucent
|
| gptkbp:uses |
gptkb:granite
|
| gptkbp:市值 |
very high
|
| gptkbp:bfsParent |
gptkb:Beryl
|
| gptkbp:bfsLayer |
6
|
| http://www.w3.org/2000/01/rdf-schema#label |
red beryl
|