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The presence of fulgurites in an area can be used to estimate the frequency of lightning over a period of time, which can help to understand past regional climates. Paleolightning is the study of various indicators of past lightning strikes, primarily in the form of fulgurites and lightning-induced remanent magnetization signatures. [1]
In 2001, the artists Mendi and Keith Obadike listed Keith's "blackness" for sale on eBay under the "Black Americana" category as part of an art project, "Blackness for Sale." [42] [43] [44] The act was seen as a comment on the commodification of racial identity [45] and as a reference to slave auctions. [46] The auction was eventually shut down ...
In 2004, a Clemens' sand art glass bottle sold for $12,075 at auction. [citation needed] At another auction, a pair of his bottles were estimated to sell for $25,000-$35,000 but failed to sell. [9] [11] At auction in 2012, a Clemens sand bottle from the Paul Brenner Iowa Collection sold for $45,000 plus buyer's premium in Des Moines, Iowa.
A lightning strike can also create a large Lichtenberg figure in grass surrounding the point struck. These are sometimes found on golf courses or in grassy meadows. [12] Branching root-shaped "fulgurite" mineral deposits may also be created as sand and soil is fused into glassy tubes by the intense heat of the current.
Hampton Beach Sand Sculpting Classic 2024 to feature 10 of the best sand sculptors in the world competing for $25,000. All details are here.
Vitrified sand is a type of natural glass, contrasted with manufactured glass in which soda ash or potash are added to lower the melting point. Pure quartz melts at 1,650 °C (3,002 °F). There are several natural processes that produce more or less melted sand and one man-made form: Fulgurite is sand fused by a lightning bolt hitting sand.
He stated that the sculpture's removal had been pushed to September 2007, and that it would most likely be moved down the street. The sculpture was even made available for purchase in an eBay auction, which ended April 17, 2008 with no bids. [13] [14] On May 2, 2008, Robinette Demolition disassembled Spindle. A large crowd stood near the site ...
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