Statements (9)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:appearance |
banded or solid black
|
| gptkbp:category |
chalcedony
|
| gptkbp:color |
black
|
| gptkbp:composition |
gptkb:silicon_dioxide
|
| gptkbp:hardnessMohs |
6.5-7
|
| gptkbp:marketedAs |
luxury gemstone
|
| gptkbp:usedIn |
gptkb:jewelry
|
| https://www.w3.org/2000/01/rdf-schema#label |
Royal Onyx
|