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$89.00
& FREE ShippingThis sherbet colored cluster features a beautiful mingling of green Apophyllite and peach Stillbite crystal clusters. It's flattened on the long edge so that it may be displayed upright, but it also rests nicely on it's natural matrix.
Stone of Truth
						
                           
                          Category:
			
						
						Phyllosilicate
                          
                           
                           
                           
                          Crystal System:
			
						
						Tetragonal - Ditetragonal Dipyramidal
                          
                           
                           
                           
                          Dana Classification:
			72.03.01.00
                          
                           
                           
                           
                          Empirical Formula:
			KCa4Si8O20(F, OH)•8H2O
                          
                           
                           
                           
                          Name:
			Apophyllite
                          
                           
                           
                           
                          Space Group:
			P 4/mnc
                          
                           
                           
                           
                          Strunz Classification:
			09.EA.15
                          
                           
                                                      
                        
                           
                           Cleavage: {001} Perfect
                           
                           Common Colors: White, Pink, Green, Yellow, Violet
                           
                           Crystal Habit: Crystalline, Massiev, Pseudo Cubic
                           
                           Diaphaneity: Transparent, Translucent
                           
                           Formula Mass: 907.20 gm
                           
                           Fracture: Uneven
                           
                           Luster: Vitreous, Pearly
                           
                           Mohs Hardness: 4.5 - 5
                           
                           Pleochroism: Dichroic
                           
                           Refractive Index: 1.536
                           
                           Streak: White
                           
                        
						
                           
                          Chemical Formula:
			(Na, Ca, K)6-7[Al8-9Si27-28O72]•nH2O
                          
                           
                           
                           
                          Crystal Class:
			
						
						Prismatic
                          
                           
                           
                           
                          Crystal System:
			
						
						Orthorhombic
                          
                           
                           
                           
                          Name:
			Stillbite
                          
                           
                                                      
                        
                           
                           Common Colors: Colorless, White
                           
                           Mohs Hardness: 3.5 - 4