- mineral jig
- Минералогия: промывочный лоток (для добычи ценных минералов)
Универсальный англо-русский словарь. Академик.ру. 2011.
mineral jig
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Mineral processing — Crushing, a form of comminution, one of the unit operations of mineral processing In the field of extractive metallurgy, mineral processing, also known as mineral dressing or ore dressing, is the process of separating commercially valuable… … Wikipedia
jig — I. noun Etymology: perhaps from Middle French giguer to frolic, from gigue fiddle, of Germanic origin; akin to Old High German gīga fiddle; akin to Old Norse geiga to turn aside Date: circa 1560 1. a. any of several lively springy dances in… … New Collegiate Dictionary
Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… … Wikipedia
Coal breaker — A coal breaking plant, depicted on a postcard in 1907. A coal breaker was a coal processing plant which broke coal into various useful sizes. Coal breakers also removed impurities from the coal (typically slate) and deposited them into a culm… … Wikipedia
Crusher — For other uses, see Crusher (disambiguation). A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more… … Wikipedia
Metalworking — Machining a bar of metal on a lathe. Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to precise engine parts… … Wikipedia
Faceting machine — A faceting machine is broadly defined as any device that allows the user to place and polish facets onto a mineral specimen. Machines can range in sophistication from primitive jamb peg machines to highly refined, and highly expensive,… … Wikipedia
Quebec — This article is about the Canadian province. For the province s capital city, see Quebec City. For other uses, see Quebec (disambiguation). Coordinates … Wikipedia
Facet — Facets are flat faces on geometric shapes. The organization of naturally occurring facets was key to early developments in crystallography, since they reflect the underlying symmetry of the crystal structure. Gemstones commonly have facets cut… … Wikipedia
List of Teenage Mutant Ninja Turtles (1987) episodes — The following is an episode list for the animated television series Teenage Mutant Ninja Turtles which premiered in 1987. In total 193 episodes aired between 1987 and 1996. The first three seasons were aired in syndication. CBS aired the rest of… … Wikipedia
Roşia Montană — ( Red Creek ; Hungarian: Verespatak ; German: Goldbach ) is a commune of Alba County in the Apuseni Mountains of western Transylvania, Romania. It is located in the Valea Roşiei, through which the Roşia River flows.The rich mineral resources of… … Wikipedia
