- Corundum (Var: Ruby)
- Thumbnail, 2.4 x 1.4 x 1.1 cm
- Luc Yen, Yenbai (Yen Bai) Province, Vietnam
A very large, complete, floater crystal of ruby from Vietnam. It has very sharp faces, and deep, pinkish-red color. It is slightly translucent. A wonderful crystal, weighing an impressive 7 grams.