あずさ 土木

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あずさ 土木
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pearls

Pearls are the most valuable of all organic gemstones. Prized for 6000 years. Pearls chemical makeup varies by region & environmental factors but the basic formula is irritant is coated (mother of pearl)^

"There were formerly two pearls, the largest that had been ever seen in the whole world: Cleopatra, the last of the queens of Egypt, was in possession of them both, they having come to her by descent from the kings of the East." This is the largest round pearl in the world now.

"At millimetres in diameter, this is the world's largest fine-quality round pearl. It was grown on the Cygnet Bay Pearl Farm north of Broome in Western Australia, and has spent the last few years being showcased around the world.