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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 ...
Benitoite occurs in a number of isolated locations globally, but gemstone quality material has only been found in California at the Benito Gem Mine where it was first discovered. It has been correctly identified in Montana , Arkansas , Japan , and Australia although they formed under slightly different conditions and only grow large enough to ...
Responsibility for it was transferred from the California Department of Conservation to the California Department of Parks & Recreation in 1999. It is the only California State Park without associated land. The international collection holds over 13,000 minerals, rocks, gems, fossils, and historic artifacts.
Hobby gem and mineral collectors are drawn to the Clear Creek area, one of the most highly mineralized areas in California, by the presence of over 150 semi-precious minerals and gemstones. Among these are serpentine, jadeite, cinnabar, tremolite, topazite, neptunite, and the extremely rare California state gem, benitoite.
California: The Golden State. ... Idaho is known as The Gem State because it's home to 72 different types of precious and semi-precious stones. The star garnet — which is the state gem — is ...
Clear Creek is a 9.9-mile-long (15.9 km) [1] tributary of the San Benito River in California, in the United States. The creek is the site of Clear Creek Management Area, operated by the BLM, and is known for its mineral abundance. The headwaters area of the creek is the only known location of gem quality benitoite, the designated California ...
Pages for logged out editors learn more. Contributions; Talk; List of U.S. state minerals, rocks, and gemstones
It was a popular pastime for amateurs and gemologists alike. Although not very attractive in their natural state, the stones could be cut and polished into beautiful jewelry. [2] One such case involved a local carpenter who sent a moonstone brooch in 1911 to his fiancé living in New York City. The carpenter persuaded his fiancé to join him in ...