Alphabetical Listing for O

• Ostroumov MN, Vochmentsev AY, Platonov AN, Taran MN, Taraschan AN (1976) On nature of colour of amazonite. In: Physics of Minerals and Problems of Typomorphism. Leningrad, Nedra, 52-65 (in Russian)
• Ostroumov MN, Vochmentsev AY, Marin YB, Platonov AN, Tarashchan AN (1988) Typomorphism of amazonite. Mineralogicheskii Ahurnal 10:3-11 (in Russian)