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  2. List of U.S. state minerals, rocks, stones and gemstones

    en.wikipedia.org/wiki/List_of_U.S._state...

    In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [80] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...

  3. Gemological Institute of America - Wikipedia

    en.wikipedia.org/wiki/Gemological_Institute_of...

    There, he launched his own preliminary course in gemology on September 16, 1930, to train and certify jewelers. The jewelers he certified would eventually form a national guild of jewelers. [3] The first GIA gemological laboratory was established in Los Angeles in 1931.

  4. Gemology - Wikipedia

    en.wikipedia.org/wiki/Gemology

    Gem identification is basically a process of elimination. Gemstones of similar color undergo non-destructive optical testing until there is only one possible identity. Any single test is nearly always only indicative. For example: The specific gravity of ruby is 4.00, glass is 3.15–4.20, and cubic zirconia is 5.6–5.9 . So one can easily ...

  5. List of national identity card policies by country - Wikipedia

    en.wikipedia.org/wiki/List_of_national_identity...

    A National Identification (ID) Card is issued to a citizen or eligible resident when they register to vote. The National ID Card is an electoral document used as proof of identity when voting. It is also accepted as a primary form of identification within Trinidad and Tobago, and can be obtained before voting age.

  6. List of U.S. state fossils - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._state_fossils

    Arkansas: still no state fossil in Arkansas, though the state designated Arkansaurus as its state dinosaur. [1] District of Columbia: Capitalsaurus is the state dinosaur of Washington D.C., but the District has not chosen a state fossil. Florida: There is no state fossil in Florida, though agatised coral, which is a fossil, is the state stone ...

  7. List of Hawaii state symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_Hawaii_state_symbols

    The Flag of Hawaii [1] Seal: The Great Seal of the State of Hawaii [2] Motto "Ua Mau ke Ea o ka ʻĀina i ka Pono" ("The life of the land is perpetuated in righteousness") — [3] Popular name "The Aloha State" — [4]

  8. Gem and Jewellery Export Promotion Council - Wikipedia

    en.wikipedia.org/wiki/Gem_and_Jewellery_Export...

    Gem Testing Laboratory, Jaipur: This is a coloured gemstone centre in Jaipur. It grades and certifies all kinds of stones, its speciality is in coloured gemstones. Indian Gemological Institute, New Delhi: The Institute is located in New Delhi, IGI serves the gem testing and certification requirements of the industry in North India. [20] [21]

  9. Category:Identity documents - Wikipedia

    en.wikipedia.org/wiki/Category:Identity_documents

    Declaration Form for Holders of the Macau SAR Permanent Resident Identity Card to Hong Kong SAR; Mainland Travel Permit for Taiwan Resident; Manu propria; Marriage bond; Marriage certificate; Marriage license; Medallion signature guarantee; Medical identification tag; Microchip implant (human) Migration card; Military identity card; Mug shot