Earth and the Environment

What is biotite?

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... biotite , iron-rich variety of phlogopite ...

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Similar questions: Is biotite similar to any other minerals? Can you describe biotite? [ Hide these questions ]

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[sup.40]Ar/[sup.39]Ar dates on hornblende, muscovite, and biotite from the Mica...
Magazine article from: Canadian Journal of Earth Sciences ...sup.39]Ar dates on muscovite, biotite, and hornblende from some of the same...39]Ar sur de la muscovite, de la biotite et du hornblende, effectuees a partir...sup.39]Ar dates on muscovite, biotite, and hornblende in an attempt to set...
Mercury concentrations in the bedrock of southwestern Nova Scotia: a...
Magazine article from: Atlantic Geology ...underlying bedrock, we present Hg analyses of biotite-rich granitoid, muscovite-rich granitoid...Granodiorite, which contains up to 32% biotite. The muscovite-rich granitoid rocks...in bedrock and the modal abundance of biotite. This study, together with previous...
Primary lithological variation in the kaolinized St Austell Granite, Cornwall,...
Magazine article from: Journal of the Geological Society ...hydrothermal processes. Coarse porphyritic biotite granites. like those which predominate...element chemical data suggest that the biotite granite-lithium-mica granitetourmaline...of being products of differentiation of biotite granite magma, the topaz granite melts...
Researchers from Hope College report recent findings in mineralogy and...
Newspaper article from: Journal of India ...orthopyroxene-bearing leucosomes with subordinate biotite in finer grained hornblende-biotite-pyroxene-bearing hosts. At both localities...have a higher ratio of pyroxene to hornblende + biotite compared to the host rocks." "Biotite grains...
Miraculous Curative Properties of Gemstone Sudatoriums.
Newspaper article from: Korea Times (Seoul, Korea) ...top of granite heavily constituted with biotite, which is naturally heated by the sun...sweat bath from heating such stones as biotite, jade and silica rocks has become a fashionable...yellow soil) and feldspar, mica, or biotite-containing granite, where the sweat...
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