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Coso artifact in 2018. The Coso artifact is an object falsely claimed by its discoverers to be a spark plug encased in a geode.Discovered on February 13, 1961, by Wallace Lane, Virginia Maxey, and Mike Mikesell while they were prospecting for geodes near the town of Olancha, California, it has long been claimed as an example of an out-of-place artifact. [1]
According to that article: "No one knows for sure who decorated Little Petroglyph Canyon with images out of a dreamscape, some thought to be more than 10,000 years old. Or why the basalt walls of a narrow wash in the bone-dry Coso Mountains at the northern edge of the Mojave Desert became a magic canvas for flocks of bighorn sheep , hunters ...
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 ...
Material recovered from nested Pleistocene alluvial deposits stratigraphically beneath a 100,000-year-old soil profile: a 'rock ring' (not a fire hearth) dated to 135,000 years by thermoluminescence (TL), about 200,000 years by uranium-series analysis, and about 197,000+/- 20,000 years by surface beryllium-10 (10 Be) dating.
Some of these carvings are thought to be as much as two or three thousand years old and are now becoming difficult to discern. This association of rock art and bedrock mortar pits is unique in California. Except for one other small site, Chaw'se has the only known occurrence of mortars intentionally decorated with petroglyphs. [4]
Underwater archaeologists dug under 20 feet of sand and rock off the coast of Sicily and found a 2,500-year-old shipwreck. Researchers date the find to either the fifth or sixth century B.C.
Analyzing intricate tattoos found on 1,000-year-old mummies, the team discovered puncture lines between 0.1 to 0.2 millimeters wide in patterns reminiscent of details found on Chancay pottery and ...
The oldest rocks in California date back 1.8 billion years to the Proterozoic and are found in the San Gabriel Mountains, San Bernardino Mountains, and Mojave Desert.The rocks of eastern California formed a shallow continental shelf, with massive deposition of limestone during the Paleozoic, and sediments from this time are common in the Sierra Nevada, Klamath Mountains and eastern Transverse ...