An Phu (Anfu), Lục Yên District, Yên Bái Province, Vietnam

Placer deposit, contains ruby, pink and violet spinel, which is especially common in Anfu site, less abundant, green or colourless sapphire and occasional tourmaline.

Ref: E.Ya. Kievlenko (2003) Geology of gems, p. 67

Gemstone List

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