Biotite
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Biotite is a common group of phyllosilicate minerals within the mica group, with the approximate chemical formula K(Mg, Fe)₃AlSi₃O₁₀(F, OH)₂. Wikipedia
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Biotite is a common group of phyllosilicate minerals within the mica group, with the approximate chemical formula K(Mg,Fe) 3AlSi 3O 10(F,OH) 2.
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The name is most commonly used generically (in the field or petrologically) for any unanalysed or incompletely analysed dark-coloured, Fe-rich micas, including ...
Biotite is a common phyllosilicate mineral within the mica group. Biotite is a solid solution between the end members phlogopite KMg3AlSi3O10(OH)2 and annite ...
This package bundles popular tasks in computational molecular biology into a uniform Python library. It can handle a major part of the typical workflow for ...
Biotite shows parallel extinction in cross polarized light, and has perfect cleavage in one direction. The biotite mineral shown here is exhibits bird's eye ...
Biotite is a sheet silicate; iron, magnesium, aluminium, silicon, oxygen, and hydrogen form sheets that are weakly bound together by potassium ions. It is ...
Biotite is a rock-forming mineral found in a wide range of crystalline igneous rocks such as granite, diorite, gabbro, peridotite, and pegmatite. It also forms ...
A common, widespread, rock-forming mineral, biotite is a significant mineral in granites, diorites, and igneous pegmatites. In pegmatites, biotite crystals can ...
Granitic rocks. Forms a series with phlogopite. Has several polytypes (1M, 3T, 2M1). Biotite is now a group name for phlogopite, siderophyllite and eastonite.