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  1. Hubei - Wikipedia

    en.wikipedia.org › wiki › Hubei

    Hubei's economy ranks 7th in the country and its nominal GDP for 2018 was 3.9 trillion yuan (US$595 billion) and a per capita of 66,799 RMB (US$10,099) in 2018, tripled since 2010. Economic and Technological Development Zones. Hubei Jingzhou Chengnan Economic Development Zone was established in 1992 under the approval of Hubei Government.

  2. Quality Authentic Turquoise Cabochons - Durango Silver Company

    www.durangosilver.com › turquoise-cabochons

    Spiderweb Hubei Turquoise Cabochon $137.50. Add to Compare. Add to Wishlist. 28.5 carats Mix Spiderweb Turquoise Cabochon Pair $140.00. Add to Compare ...

  3. Turquoise is found in only a few places on earth: dry and barren regions where acidic, copper-rich groundwater seeps downward and reacts with minerals that contain phosphorus and aluminum. The result of this sedimentary process is a porous, semitranslucent to opaque compound of hydrated copper and aluminum phosphate.

  4. Turquoise - Wikipedia

    en.wikipedia.org › wiki › Turquoise

    Turquoise is an opaque, blue-to-green mineral that is a hydrated phosphate of copper and aluminium, with the chemical formula Cu Al 6 (PO 4) 4 8 ·4H 2 O.It is rare and valuable in finer grades and has been prized as a gemstone and ornamental stone for thousands of years owing to its unique hue.

  5. Turquoise Value, Price, and Jewelry Information - Gem Society

    www.gemsociety.org › article › turquoise-jewelry-gem

    (Turquoise is also the birthstone for those born on Saturday). Turquoise is a real gem bargain. Even the very highest grades of material are modestly priced compared to many other gems. For more information on turquoise value factors, consult our buying guide.

  6. Nov 26, 2019 · Turquoise Direct offers the finest sterling silver jewelry. Turquoise Direct is a family owned business with nearly 40 years experience. Each piece purchased comes with its own certificate of authenticity, assuring the collector of the name of the artist, the tribal affiliation, materials used and retail value.

  7. December Birthstones | Turquoise, Tanzanite, Zircon ...

    www.gia.edu › birthstones › december-birthstones

    Hubei Province, in central China, is the source of most of the gem-quality turquoise currently being mined there. Turquoise Birthstone Care & Cleaning Some turquoise is treated to improve its durability (it has a Mohs hardness of 5 to 6), appearance and polish.

  8. Turquoise (minéral) — Wikipédia

    fr.wikipedia.org › wiki › Turquoise_(pierre)

    La turquoise est une espèce minérale composée de phosphate hydraté de cuivre et d'aluminium dont la composition chimique est CuAl 6 (PO 4) 4 (OH) 8 ·4H 2 O. Elle est rare et, pour ses éléments de meilleure qualité, possède de la valeur.

  9. Hubei turquoise, tiger eye, pyrite & gold-plated brass accents with jasper guru bead; Mala measures 36" and is strung on stretch cord; May be worn as a necklace or multi-wrap bracelet; Hand-made in Scottsdale, Arizona; Linen jewelry pouch with corresponding stone cards included.

  10. Mine Finds by Jay King Jewelry | HSN

    www.hsn.com › shop › mine-finds-by-jay-king-jewelry

    This handcrafted beaded piece features spiny oyster shell from the coastal waters of Mexico and beautiful blue-green Mongolian turquoise. Approx. 36"L x 3/16"W Stamped .925 Hook Jay King 36" Orange Spiny Oyster Shell and Turquoise Bead Necklace

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