An Ingrained Bond: the Story of the Pearl and the Oyster
A pearl is formed when a grain of sand slips in between the mantle and the shell of an oyster. This creates an irritation to the mantle, and to protect itself, the oyster then carefully coats the grain layer by layer with nacre – also called the mother-of-pearl – a mineral substance that’s used to create the shell. Eve
A pearl is formed when a grain of sand slips in between the mantle and the shell of an oyster. This creates an irritation to the mantle, and to protect itself, the oyster then carefully coats the grain layer by layer with nacre – also called the mother-of-pearl – a mineral substance that’s used to […]
Studies on Pearl-Oysters and Pearls, Vol. 1: The Structure of the Shell and Pearls of the Ceylon Pearl-Oyster (Margaritifera Vulgaris Schumacher); Theory of Pearl-Production (Classic Reprint): Jameson, Henry Lyster: 9780656080762:
PEARL
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Pearl - 楽器、器材
The Project Gutenberg eBook of The Pearl of Orr's Island, by Harriet Beecher Stowe.
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August 15, 2021: Volume LXXXIX, No 16 by Kirkus Reviews - Issuu
Pearl - 楽器、器材
The Project Gutenberg eBook of The Hand In The Dark, by Arthur J. Rees.
Pearl - 楽器、器材
Every pearl starts as a grain of sand that irritates the oyster. Instead of kicking the grain out, the oyster wraps it, laye…
