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German geologist Ernst Friedrich Glocker discovered sphalerite in 1847, naming it based on the Greek word sphaleros, meaning "deceiving", due to the difficulty of identifying the mineral. [ 7 ] In addition to zinc, sphalerite is an ore of cadmium , gallium , germanium , and indium .
First logo used from 2010 to 2017. The 2b2t Minecraft server was founded in December 2010; it has run consistently without a reset since then. [6] [1] The founders are anonymous, [7] choosing to remain unknown or known only via usernames; the most prominent founder is commonly referred to as "Hausemaster".
A compound semiconductor is a semiconductor compound composed of chemical elements of at least two different species. These semiconductors form for example in periodic table groups 13–15 (old groups III–V), for example of elements from the Boron group (old group III, boron, aluminium, gallium, indium) and from group 15 (old group V, nitrogen, phosphorus, arsenic, antimony, bismuth).
In a 2011 Reddit AmA, Daniel Rosenfeld stated his plans to create a third soundtrack album, Volume Final, after the release of Minecraft – Volume Beta. [51] [52] Rosenfeld first revealed development of the album in a 2015 interview with Fact Magazine, commenting, "I'll still work on Minecraft, so there'll probably be another album. In fact ...
Most iron alloys are steels, with carbon as a major alloying element.. Elinvar (nickel, chromium); Fernico (nickel, cobalt); Ferroalloys (Category:Ferroalloys) . Ferroboron ...
This is a list of radioactive nuclides (sometimes also called isotopes), ordered by half-life from shortest to longest, in seconds, minutes, hours, days and years. Current methods make it difficult to measure half-lives between approximately 10 −19 and 10 −10 seconds.
The Cullinan Diamond is the largest gem-quality rough diamond ever found, [2] weighing 3,106 carats (621.20 g), discovered at the Premier No.2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan, the owner of the mine. In April 1905, it was put on sale in London, but despite considerable interest, it was still ...
The target was 1.3 tons of materials, consisting of 80,000 tons of high-grade copper and 150,000 to 200,000 ounces of gold sulfide ore, over 3 years. [46] The project was to operate at 1600 mbsl [ 49 ] using remotely operated underwater vehicles (ROV) technology developed by UK-based Soil Machine Dynamics.