![This month introduces us to the most iconic of red gems: Ruby, the birthstone of July. | Crystallography365 This month introduces us to the most iconic of red gems: Ruby, the birthstone of July. | Crystallography365](https://crystallography365.files.wordpress.com/2014/06/ruby_structure.png)
This month introduces us to the most iconic of red gems: Ruby, the birthstone of July. | Crystallography365
![Corundum (Aluminium Oxide), Crystal Structure. Ruby Gems Consist of Red Transparent Corundum, Sapphire from Other Color Varieties Stock Illustration - Illustration of corundum, aluminium: 188461604 Corundum (Aluminium Oxide), Crystal Structure. Ruby Gems Consist of Red Transparent Corundum, Sapphire from Other Color Varieties Stock Illustration - Illustration of corundum, aluminium: 188461604](https://thumbs.dreamstime.com/z/corundum-aluminium-oxide-crystal-structure-ruby-gems-consist-red-transparent-sapphire-other-color-varieties-188461604.jpg)
Corundum (Aluminium Oxide), Crystal Structure. Ruby Gems Consist of Red Transparent Corundum, Sapphire from Other Color Varieties Stock Illustration - Illustration of corundum, aluminium: 188461604
Crystal structure and magnetic properties of EuZrO3 solid solutions - Journal of Materials Chemistry C (RSC Publishing)
![Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy](https://c8.alamy.com/comp/J3PBRW/corundum-aluminium-oxide-crystal-structure-ruby-gems-consist-of-red-J3PBRW.jpg)
Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy
![a) α-Al2O3 crystal structure having rhombohedral A2X3 (space group 3 )... | Download Scientific Diagram a) α-Al2O3 crystal structure having rhombohedral A2X3 (space group 3 )... | Download Scientific Diagram](https://www.researchgate.net/publication/335496640/figure/fig1/AS:797578828472320@1567169019179/a-a-Al2O3-crystal-structure-having-rhombohedral-A2X3-space-group-3-with-lattice.png)
a) α-Al2O3 crystal structure having rhombohedral A2X3 (space group 3 )... | Download Scientific Diagram
![Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy](https://c8.alamy.com/comp/J3PBRF/corundum-aluminium-oxide-crystal-structure-ruby-gems-consist-of-red-J3PBRF.jpg)
Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy
![Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy](https://c8.alamy.com/comp/J3PARX/corundum-aluminium-oxide-crystal-structure-ruby-gems-consist-of-red-J3PARX.jpg)
Corundum (Aluminium oxide), crystal structure. Ruby gems consist of red transparent corundum, sapphire from other color varieties of transparent corun Stock Photo - Alamy
![Stick and ball (a) and polyhedral (b) representations of the corundum... | Download Scientific Diagram Stick and ball (a) and polyhedral (b) representations of the corundum... | Download Scientific Diagram](https://www.researchgate.net/publication/351137700/figure/fig1/AS:1017799900143616@1619673814312/Stick-and-ball-a-and-polyhedral-b-representations-of-the-corundum-crystal-structure.png)