Tag Archives | Pearl

Pearl: Meaning, Chemical Composition and Its Fishery

In this article we will discuss about Pearl:- 1. Meaning of Pearl 2. Chemical Composition of Pearls 3. Shape, Size and Colour 4. Formation 5. Species Used in Pearl Culture 6. Distribution of Pearl Oysters in Indian Waters 7. Pearl Fishery in Japan and Other Coun­tries. Meaning of Pearl:   Pearl is a spherical or irregular mass formed by the [...]

By |2016-05-27T11:33:50+00:00May 27, 2016|Phylum Mollusca|Comments Off on Pearl: Meaning, Chemical Composition and Its Fishery
Read More

How is the Pearl Formed ?

Get the answer of: How is the Pearl Formed ? Pearl is a valuable gem known to mankind since ancient times. The pearl, in fact, is of animal origin and produced by certain bivalves of Mollusca. The pearl producing bivalves are marine oysters of the genus Pinctada, though some freshwater bivalves of the genus Unio and Anodonta also produce pearl [...]

By |2016-05-02T10:28:59+00:00May 2, 2016|Invertebrate Zoology|Comments Off on How is the Pearl Formed ?
Read More
Go to Top