 
                        
                            
                                AI-created image
                            
                        
                    Statements (33)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:granite | 
| gptkbp:category | chalcedony | 
| gptkbp:chemicalFormula | SiO2 | 
| gptkbp:cleavage | none | 
| gptkbp:color | black brown red white | 
| gptkbp:composition | gptkb:silicon_dioxide | 
| gptkbp:crystalSystem | trigonal | 
| gptkbp:distinctiveFeature | parallel bands | 
| gptkbp:etymology | Greek 'onux' meaning 'claw' or 'fingernail' | 
| gptkbp:event | gptkb:Brazil gptkb:India gptkb:Madagascar gptkb:United_States gptkb:Uruguay | 
| gptkbp:fracture | conchoidal | 
| gptkbp:hardnessMohs | 6.5–7 | 
| gptkbp:hasVariant | quartz | 
| gptkbp:luster | vitreous | 
| gptkbp:relatedTo | gptkb:center gptkb:sardonyx | 
| gptkbp:streak | white | 
| gptkbp:symbolizes | strength protection grounding | 
| gptkbp:transparency | translucent | 
| gptkbp:uses | gptkb:building gptkb:jewelry | 
| gptkbp:bfsParent | gptkb:Quartz | 
| gptkbp:bfsLayer | 4 | 
| https://www.w3.org/2000/01/rdf-schema#label | Onyx |