Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:birthstoneFor |
June
|
| gptkbp:chemicalFormula |
BeAl2O4
|
| gptkbp:color |
green to red
|
| gptkbp:containsMineral |
gptkb:chrysoberyl
|
| gptkbp:discoveredBy |
1830s
|
| gptkbp:hardnessMohs |
8.5
|
| gptkbp:namedAfter |
gptkb:Alexander_II_of_Russia
|
| gptkbp:notableFor |
strong color change
|
| gptkbp:origin |
gptkb:Brazil
gptkb:Russia gptkb:Sri_Lanka |
| gptkbp:rarity |
very rare
|
| gptkbp:type |
alexandrite
|
| gptkbp:uses |
gptkb:jewelry
|
| gptkbp:市值 |
high
|
| https://www.w3.org/2000/01/rdf-schema#label |
Royal Alexandrite
|