WebPimelite definition: (mineralogy) A hexagonal mineral containing hydrogen , nickel , oxygen , and silicon . Pimelite is found in lateritic nickel ore deposits above serpentinites or dunites, frequently mixed with nickel-rich serpentine minerals or quartz. The type locality is Kosemutz, near Frankenstein, Silesia, Poland, and it has also been found in New Jersey, USA. A nickel silicate hydroxide mineral was first … See more Pimelite was discredited as a mineral species by the International Mineralogical Association (IMA) in 2006, in an article which suggests that “pimelite” specimens are probably willemseite (which is approved), or See more According to the literature pimelite belongs to the smectite group, trioctahedral subgroup. “Smectite” is the name of a group of minerals, not the name of a mineral species See more It belongs to the hexagonal crystal system, but the crystal class is unknown. As with all phyllosilicates, the basic structural element is a triple … See more It is biaxial (-) but it can appear isotropic due to its fine grain size. The refractive indices are Nx = 1.592 and Ny = 1.615. It is pleochroic, pale green, and colorless to light yellow green. It is not fluorescent. See more Pimelite was discovered in 1788 by Martin Heinrich Klaproth, and renamed in 1800 by Dietrich Ludwig Gustav Karsten (de:Dietrich Ludwig Gustav Karsten See more Pimelite does not form visible crystals. It is fine-grained or fibrous, with the apple green color typical of nickel compounds. It is translucent, with a white streak and a waxy See more Pimelite breaks with an uneven to conchoidal fracture, but it shows no cleavage. It is soft with Mohs hardness 2 to 2+1⁄2, similar to that of gypsum, and its specific gravity is 2.23 to 2.98. It is neither radioactive nor magnetic. It is decomposed by See more
Nickel Dispersion at the Bottom of the Regolith: Formation of Pimelite ...
Webpimelite (uncountable) (mineralogy, outdated) A hexagonal mineral containing hydrogen, nickel, oxygen, and silicon. Usage notes . The name pimelite was rejected in 2006 as a … Webpimel-: An obsolete root form for fatty; e.g., steat-, adip-, lip-. inflamed taste bud essential oil
Pimenta definition of pimenta by Medical dictionary
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