Historical Facts of Spinel Refractive Index: 1.712 - 1.762 Chemical Composition: MgAl2O4 Hardness: 8... Historical Facts of Spinel Refractive Index: 1.712 - 1.762 Chemical Composition: MgAl2O4 Hardness: 8... Spinel Spinel Spinel Spinel Mineral: Spinel : MgAl2O4 Comments: Spinel on white marble. Location: Mogok Myanmar. Scale: 2.2 x 1... Mineral: Spinel : MgAl2O4 Comments: Spinel on white marble. Location: Mogok, Myanmar. Scale: 2.2 x 1... Spinel David K. Joyce Minerals Spinel David K. Joyce Minerals Octahedral crystal of Spinel. Mogok Burma (Myanmar). Crystal size 3 mm. Collection and foto Thomas... Octahedral crystal of Spinel. Mogok, Burma (Myanmar). Crystal size 3 mm. Collection and foto Thomas... Photo by R.Weller/Cochise College Spinel atoms form octahedral shaped crystal structures... Photo by R.Weller/Cochise College Spinel atoms form octahedral shaped crystal structures... The above photo is a group of 5mm rounds. The rough/cut material is anywhere from clean to some... The above photo is a group of 5mm rounds. The rough/cut material is anywhere from clean, to some... Spinel or Spinelle ( spə-'nel ): Collector Favorite Spinel is the great imposter of gemstone history... Spinel or Spinelle ( spə-'nel ): Collector Favorite Spinel is the great imposter of gemstone history... Spinel is a favorite of gem dealers and gem collectors due to its brilliance hardness and wide... Spinel is a favorite of gem dealers and gem collectors due to its brilliance, hardness and wide... Octahedral bluish-grey crystal of Spinel. Rössingberge Swakopmund Namibia. Specimen size 18 mm.... Octahedral bluish-grey crystal of Spinel. Rössingberge, Swakopmund, Namibia. Specimen size 18 mm.... ... Deity/Elemental/Planetary Affinity: Astrological Correspondence: Where to Wear for best results: ... Deity/Elemental/Planetary Affinity: Astrological Correspondence: Where to Wear for best results: More Gemstones:   Email More Gemstones:   Email In the Spinel-type structure of MgAl 2 O 4 Mg-ions occupy tetrahedral-shaped cavities within the... In the Spinel-type structure of MgAl 2 O 4 , Mg-ions occupy tetrahedral-shaped cavities within the... The crystal structure of Spinel. Spinel Hercynite Mg-ferrite Mg-chromite Magnetite Jacobsite... The crystal structure of Spinel. Spinel Hercynite Mg-ferrite Mg-chromite Magnetite Jacobsite... We sell Australian gold nuggets ideal for pendants at competitive prices. New Find Minerals had an... We sell Australian gold nuggets, ideal for pendants, at competitive prices. New Find Minerals had an... Octahedral crystal of Spinel. Mogok Burma (Myanmar). Crystal size 5 mm. Collection and foto Thomas... Octahedral crystal of Spinel. Mogok, Burma (Myanmar). Crystal size 5 mm. Collection and foto Thomas... Spinel UFO from CCS Spinel UFO from CCS Twin of two octahedral crystal of Spinel. Mogok Burma (Myanmar). Crystal size 2.7 mm. Collection... Twin of two octahedral crystal of Spinel. Mogok, Burma (Myanmar). Crystal size 2.7 mm. Collection... Spinel Star Earrings - send email. Spinel Star Earrings - send email. Next we add the Aluminum atoms connecting their tetrahedra. You'll notice that the 4 outer... Next we add the Aluminum atoms, connecting their tetrahedra. You'll notice that the 4 outer... Photo by R.Weller/Cochise College Spinel is a metamorphic material that’s name is thought to have... Photo by R.Weller/Cochise College Spinel is a metamorphic material that’s name is thought to have... See a list of all the gemstones that we have in stock. We have a large selection of natural color... See a list of all the gemstones that we have in stock. We have a large selection of natural color... Spinel/perovskite interfaces Spinel/perovskite interfaces Vince Pardieu Kuh-i-Lal village and the Panj river (the natural border between Afghanistan and... Vince Pardieu, Kuh-i-Lal village and the Panj river (the natural border between Afghanistan and... Flaws in a man-made stone We thought we were checking a CZ until we saw this line of extended... Flaws in a man-made stone We thought we were checking a CZ, until we saw this line of extended... 389 x 700 px (88 KB) Other Images on Page: 389 x 700 px (88 KB) Other Images on Page: Spinel. Description from the source: Spinel (Mg Al O4 cub.) Parker Mine Notre Dame du Laus Quebec... Spinel. Description from the source: Spinel (Mg Al O4 cub.), Parker Mine, Notre Dame du Laus, Quebec... Spinel Spinel Hello Articles Page 1 Page 2 Page 3 Page 4 Page 5 Back to Celebrity Pictures Jewellery from The Duke... Hello Articles Page 1 Page 2 Page 3 Page 4 Page 5 Back to Celebrity Pictures Jewellery from The Duke...
Next »
Advanced Search