| gptkbp:instanceOf | gptkb:granite 
 | 
                        
                            
                                | gptkbp:associatedElement | copper hydrogen
 oxygen
 silicon
 
 | 
                        
                            
                                | gptkbp:associatedMinerals | gptkb:chrysocolla quartz
 malachite
 limonite
 shattuckite
 
 | 
                        
                            
                                | gptkbp:birefringence | 0.065 
 | 
                        
                            
                                | gptkbp:category | cyclosilicate 
 | 
                        
                            
                                | gptkbp:chemicalFormula | CuSiO3·H2O 
 | 
                        
                            
                                | gptkbp:cleavage | perfect 
 | 
                        
                            
                                | gptkbp:color | emerald-green 
 | 
                        
                            
                                | gptkbp:crystalSystem | trigonal 
 | 
                        
                            
                                | gptkbp:discoveredIn | gptkb:Altyn-Tyube,_Kazakhstan 
 | 
                        
                            
                                | gptkbp:firstDescribed | 1797 
 | 
                        
                            
                                | gptkbp:fracture | conchoidal 
 | 
                        
                            
                                | gptkbp:habit | prismatic crystals massive
 granular
 
 | 
                        
                            
                                | gptkbp:hardnessMohs | 5 
 | 
                        
                            
                                | gptkbp:IMA_symbol | gptkb:Dtp 
 | 
                        
                            
                                | gptkbp:luster | vitreous 
 | 
                        
                            
                                | gptkbp:namedAfter | Greek words for 'through' and 'to see' 
 | 
                        
                            
                                | gptkbp:notablePlace | gptkb:Chile gptkb:Democratic_Republic_of_the_Congo
 gptkb:Kazakhstan
 gptkb:Namibia
 gptkb:United_States
 
 | 
                        
                            
                                | gptkbp:opticalProperties | uniaxial (-) 
 | 
                        
                            
                                | gptkbp:pleochroism | distinct 
 | 
                        
                            
                                | gptkbp:refractiveIndex | 1.644–1.709 
 | 
                        
                            
                                | gptkbp:relatedGroup | silicate mineral 
 | 
                        
                            
                                | gptkbp:specificGravity | 3.28–3.35 
 | 
                        
                            
                                | gptkbp:streak | green 
 | 
                        
                            
                                | gptkbp:tenacity | brittle 
 | 
                        
                            
                                | gptkbp:transparency | translucent transparent
 
 | 
                        
                            
                                | gptkbp:uses | gptkb:granite gptkb:fossil_specimen
 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Tsumeb 
 | 
                        
                            
                                | gptkbp:bfsLayer | 6 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | dioptase 
 |