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Ancient Hawaiʻi is the period of Hawaiian history preceding the establishment in 1795 of the Kingdom of Hawaiʻi by Kamehameha the Great. Traditionally, researchers estimated the first settlement of the Hawaiian islands as having occurred sporadically between 400 and 1100 CE by Polynesian long-distance navigators from the Samoan , Marquesas ...
The history of Hawaii is the story of human settlements in the Hawaiian Islands beginning with their discovery and settlement by Polynesian people between 940 and 1200 AD. [ 1 ] [ 2 ] The first recorded and sustained contact with Europeans occurred by chance when British explorer James Cook sighted the islands in January 1778 during his third ...
Kyanite is a typically blue aluminosilicate mineral, found in aluminium-rich metamorphic pegmatites and sedimentary rock. It is the high pressure polymorph of andalusite and sillimanite , and the presence of kyanite in metamorphic rocks generally indicates metamorphism deep in the Earth's crust .
The mountain was the site of an open-pit kyanite mine, which was under operation from 1947 to 1970. At the time of its discovery, the deposit of kyanite on the mountain was the world's largest [ 2 ] United States Environmental Protection Agency (EPA) testing has determined that approximately 450 residences in the vicinity relying on well water ...
Kainite was discovered in the Stassfurt salt mines in today's Saxony-Anhalt, Germany in 1865 by the mine official Schöne and was first described by Carl Friedrich Jacob Zincken. [ 5 ] [ 6 ] Kainite is a typical secondary mineral that forms through metamorphosis in marine deposits of potassium carbonate , and is also occasionally formed through ...
Hawaii history-related lists (2 C, 40 P) D. Disasters in Hawaii (4 C, 5 P) E. Electoral history of politicians from Hawaii (2 P) Establishments in Hawaii (1 C, 2 P) F.
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The Monongah Mining Disaster was the worst mining accident of American history; 362 workers were killed in an underground explosion on December 6, 1907, in Monongah, West Virginia. The U.S. Bureau of Mines was created in 1910 to investigate accidents, advise industry, conduct production and safety research, and teach courses in accident ...