Pearls of the windowpane oyster, Placuna placenta

C.T. Achuthankutty, S.R.S. Nair, M. Madhupratap


Small pearls of fairly good lustre are produced by the windowpane oyster, Placuna placenta. A very large population of this species occurs in the Nauxim Bay, Goa, India. About 35% of the population was found to contain pearls. The pearls recovered were either ivory or white in colour. Many of them were perfectly spherical or nearly spherical


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