Biotite - Wikipedia
Biotite is a dark-colored, flexible, and sheet-like mineral with a monoclinic crystal system. It is a solid-solution series of mica minerals with different chemical compositions and optical properties, and has a perfect basal cleavage and a high birefringence.
Biotite Mineral | Uses and Properties - Geology.com
Biotite is a name for several sheet silicate minerals with similar properties that are found in igneous and metamorphic rocks. Learn about its chemical composition, physical properties, uses, and how to distinguish it from fool's gold.
Biotite Mica : Properties, Formation, Ocurrence and Uses
2023年9月2日 · Biotite is a common mica mineral with a dark color and a perfect basal cleavage. It forms in igneous and metamorphic rocks and has various applications in industry and geology.
Biotite mica: The mineral Biotite information and pictures
Biotite is a black, dark brown, or dark green mineral with a flaky habit and a pearly luster. It is a rock-forming mineral in metamorphic and igneous rocks, and has various uses as an insulator and a collector's specimen.
Biotite Mineral Geology and Uses - ThoughtCo
2020年1月16日 · Biotite is a dark-colored form of mica, a group of sheet silicates with various properties and applications. Learn about its discovery, properties, distribution, and uses in geology, industry, and medicine.
Biotite | Common Minerals
Biotite is a dark-colored mica mineral with a single perfect cleavage and a potassium iron magnesium aluminum silicate structure. Learn about its properties, uses, and occurrence in igneous and metamorphic rocks in the Upper Midwest.
Biotite - Geology is the Way
Biotite is a black mica that occurs in igneous and metamorphic rocks. Learn about its structure, chemistry, habit, cleavage, luster, color, and how to distinguish it from other micas and minerals.
Biotite | Mica, Silicate, Rock-Forming | Britannica
Biotite is a silicate mineral in the mica group, abundant in metamorphic, pegmatite, and igneous rocks. It has a sheet structure with variable chemical composition and optical properties, and is named after a French physicist.
What is Biotite? - Earth.com
Biotite is a common phyllosilicate mineral that contains potassium, magnesium, iron and aluminium. It is sometimes called “iron mica” and is found in granitic rocks, gneisses, and schists. Like other mica minerals, biotite has a highly perfect basal …
Biotite: Properties, Characteristics and Uses - Geossary
2023年1月24日 · Biotite is a black or dark brown mineral that belongs to the mica group of phyllosilicates. It forms in igneous and metamorphic rocks, and is a common indicator of potassic alteration in porphyry copper deposits.
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