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Friday, July 23, 2010

GEMSTONE JEWELRY - using Mother of Pearl !

Mother of pearl is the common name for iridescent nacre, a blend of minerals that are secreted by oysters and other mollusks and deposited inside their shells, coating and protecting their bodies from parasites and foreign objects. Although pearls are popular today, some past cultures regarded colorful pieces of mother of pearl as more desirable decoration for jewelry and other objects. Jewelry made from mother of pearl is in the group called organic jewelry, which includes all jewelry that originates from a living creature, plant or other living organism. Mother of Pearl has made a big comeback in jewelry in the past few years, and is today rated almost equally with many forms of pearls.
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This necklace and earring set is constructed of a Copper Heart pendant, 16mm Mother of Pearl round balls and multi-color crystals with matching crystal earrings.

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This second design uses Mother of Pearl pebbles and polished rounds with gold plated link chain. Matching French Hook earrings complete the set.
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Mother of pearl, also called nacre, is an iridescent layer of material which forms the shell lining of many mollusks. Pearl oysters and abalone are both sources of mother of pearl, which is widely used as an inlay in jewelry, furniture, and musical instruments. Mother of pearl comes in several natural colors, and is often bleached and dyed for decorative use. The dye retains the shimmering layers which make mother of pearl so sought after. Depending on the shell the Mother of Pearl is taken from, it may be processed into large flat or curved pieces, small pieces sometimes call nuggets or processed as polished beads.
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Two substances actually combine to create mother of pearl. The first is plates of aragonite, a material which is secreted by the mollusk. Aragonite contains calcium carbonate and conchiolin, a natural protein. Alone, the plates are very hard, but also very brittle. As a result, the organism also secretes organic material similar to silk to layer between the plates. The result is a strong, flexible material which can withstand hard use.
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Mollusks create mother of pearl to protect themselves. In addition to forming part of the shell, mother of pearl also insulates mollusks from bacterial infection, and reduces irritation from organic material which drifts into the shell.
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Use mild soaps and water on mother of pearl to clean it, and avoid storing it with jewelry which may scratch it, wearing away the luminous layers of nacre.
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