Corundum (Var: Ruby)
Thumbnail, 1.3 x 0.7 x 0.4 cm
Mogok, Sagaing District, Mandalay Division, Burma (Myanmar)

A superb, classic pigeon's blood-red cluster of parallel-growth ruby crystals from Mogok, Burma and the Bill Larson Collection. This pristine gem is sharply hexagonal, doubly terminated and has fabulous form, with the branching sidecar crystal. Weighs 3.61 carats.