Corundum

  

Ruby

Origin: Hyderabad, Dakon, India

Sample size: 1.6 x 1 x .8 cm

 

  

Ruby

Origin: Rais Mine, Ural Mountains, Russia

Sample size: 7 x 4 x 3 cm

 

  

Sapphire

Origin: South Urals, Russia

Sample size: 8 x 5.5 x 4.5 cm

 

Origin: Sagstuen, Farsjo, Arnes, Akershus, Norway

Ex. Gene Meieran collection

Sample size: 6.2 x 4.5 x 2.0 cm

 

Ruby in schist nodule

Origin: Morogoro, Tanzania

Sample size: 6.5 x 5.5 x 4.5 cm

 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  

Origin: Pein Pyit, Mogok, Myanmar (Burma)

Ex. Ed Rosenzweig collection

Sample size: 4.8 x 1.9 x 1.9 cm

 

Photo courtesy of: