Blue Zircon from Ratanakiri, Cambodia
Zeug, Manuela ; Nasdala, Lutz ; Wanthanachaisaeng, Bhuwadol ; Balmer, Walter A. ; Corfu, Fernando ; Wildner, Manfred
Journal of gemmology (1986), 2018-01, Vol.36 (2), p.112-132 [Periódico revisado por pares]London: Gem-A, The Gemmological Association of Great Britain
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