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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. Houston Museum of Natural Science - Wikipedia

   en.wikipedia.org/wiki/Houston_Museum_of_Natural...

   Cullen Hall of Gems & Minerals, featuring a large exhibit of over 750 crystallized mineral specimens and rare gemstones. Lester and Sue Smith Gem Vault, showcasing some of the most exquisite finely cut gems in jewelry. Farish Hall of Texas Wildlife exhibits animals and wildlife native to Texas.

4. Llanite - Wikipedia

   en.wikipedia.org/wiki/Llanite

   A dike of llanite crops out on Texas State Highway 16 about nine miles north of the town of Llano. [3] Llanite, which is similar to granite, is very strong, with a crushing strength of 37,800 lb/in 2 or 26,577,180 kg/m 2. [4] The mineral is also very similar in appearance to pietersite. [citation needed] Modal mineralogy of llanite: [5] quartz ...

5. Gemstone - Wikipedia

   en.wikipedia.org/wiki/Gemstone

   A gemstone (also called a fine gem, jewel, precious stone, semiprecious stone, or simply gem) is a piece of mineral crystal which, ... Texas, US, and named after the ...

6. Gemstone Meanings: Power and Significance of the 25 Most ...

   www.aol.com/gemstone-meanings-power-significance...

   Before buying any old gem, though, keep reading to uncover the 25 most popular gemstones—and their meanings. Agate “Agate is earthy, warm and rich,” Salzer says, noting that it exists in ...

7. Chambersite - Wikipedia

   en.wikipedia.org/wiki/Chambersite

   Chambersite is a manganese borate mineral with formula Mn 3 B 7 O 13 Cl. It is a member of the borate mineral series [5] that includes other minerals such as ericaite (Fe 3 B 7 O 13 Cl) and boracite (Mg 3 B 7 O 13 Cl). [6] When chambersite was first discovered, it was the second chemical analogue of boracite to be found in nature. [7]