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Fine Jewelry University Articles matching: “Blue zircon band”
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Fine Jewelry University
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Gem in the Spotlight: Pearl
… Pearls: Also known as black pearls, Tahitian pearls are a type of saltwater pearl that are grown primarily in French Polynesia. They are known for their dark, rich colors, which range from dark green and gray to deep shades of blue and black. Tahitian pearls are generally large with an average size of 9mm to 18mm, and they commonly have baroque or irregular shapes. South Sea Pearls: Only a small percentage of oysters are able to produce these large, high-quality pearls…
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Gem in the Spotlight: Quartz
… colored material (otherwise more specific names are used) Sard Reddish-brown chalcedony Sardonyx White and brown banded Tiger’s Eye Fibrous gold to red-brown colored quartz, exhibiting chatoyancy Fossilized Wood Multi-colored and …Agate Multiple shades of green or brown moss like inclusions in chalcedony Onyx Black, also white and black straight banded agate Jasper Opaque chalcedony, typically red to brown but can be various colors Bloodstone Green jasper dotted …
