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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 ...
The GIA Laboratory provides a variety of gem grading and identification reports for diamonds over 0.15 carats. [10] Diamond grading reports for unmounted natural and laboratory grown diamonds determine their key characteristics: color, clarity, cut and carat weight.
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]
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 ...
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 ...
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Its wide distribution and iron-rich bands of color reflect the gemstone's geologic history in Minnesota, Wisconsin, Nebraska, Iowa, Kansas, and Michigan. In 1969 the Lake Superior agate was designated by the Minnesota Legislature as the official state gemstone. The Lake Superior agate was selected because the agate reflects many aspects of ...
Hālawa Bay Beach Park, located at the extreme east end of Molokaʻi. Hālawa (Hawaiian: Hālawa, pronounced [haːˈlɐvə]) is a valley and ahupuaʻa (traditional land division) at the eastern end of the island of Molokaʻi in Hawaiʻi, United States.