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Stellerite is a rare mineral discovered by and named after Georg Wilhelm Steller, a German explorer and zoologist. [2] The mineral has a general formula of Ca[Al 2 Si 7 O 18]·7H 2 O. [3] Like most rare minerals, there are few commercial uses for stellerite. Mineral collectors are lucky to find it in good enough crystal form.
A government-set minimum wage is a price floor on the price of labour. A price floor is a government- or group-imposed price control or limit on how low a price can be charged for a product, [1] good, commodity, or service. It is one type of price support; other types include supply regulation and guarantee government purchase price.
This print, published in Richard Blome's "The Gentleman's Recreation" (1686) shows the diverse ways in which cosmography can be applied Celestial cartography , [ 1 ] uranography , [ 2 ] [ 3 ] astrography or star cartography [ citation needed ] is the aspect of astronomy and branch of cartography concerned with mapping stars , galaxies , and ...
Linoleum is a floor covering made from materials such as solidified linseed oil (linoxyn), pine resin, ground cork dust, sawdust, and mineral fillers such as calcium carbonate, most commonly on a burlap or canvas backing. Pigments are often added to the materials to create the desired color finish.
Based on the Köppen climate classification, Mount Steller is located in a subarctic climate zone with long, cold, snowy winters, and mild summers. [2] Weather systems coming off the Gulf of Alaska are forced upwards by the Chugach Mountains (orographic lift), causing heavy precipitation in the form of rainfall and snowfall.
The stars are catalogued on charts stored at International Star Registry headquarters, [7] and a catalogue of named stars is stored in a vault in Switzerland. [8] Customers are given a signed certificate, a booklet of star charts, and a chart identifying the named star. [9]
ESO Science Archive has been providing access to data from astronomical catalogues since 1988. [1]An astronomical catalogue is a list or tabulation of astronomical objects, typically grouped together because they share a common type, morphology, origin, means of detection, or method of discovery.
Wood flooring is a popular feature in many houses. Engineered wood flooring consists of two or more layers of wood adhered together to form a plank. Typically, engineered wood flooring uses a thin layer of a more expensive wood bonded to a core constructed from cheaper wood. The increased stability of engineered wood is achieved by running each ...