It will help you speak your truth with honesty and clarity, making it a very good stone for performers and public speakers. Large sheets may also be used for decorative purposes. Sheet mica is important in the electronics industry as … Biotite has a high birefringence which can be partially masked by its deep intrinsic color. This stone will also encourage you to look at different issues intelligently. If you are requesting a locality be added, please only include, Basic fluoro potassium, magnesium, iron aluminum silicate, Black, dark brown, dark green, reddish black. The high iron content, which imparts dark colors, rules out biotite from many industrial uses. It has been estimated that biotite comprises up to 7% of the exposed continental crust. Biotite is also sometimes referred to as the stone of life. When biotite crystals are found in large chunks, they are called "books" because they resemble books with pages of many sheets. Healers also make use of this stone to improve or maintain the health of tissues, cells, and bone marrow. The high iron content, which imparts dark colors, rules out biotite from many industrial uses. It can help bring order and organization out of chaos. When used in acupuncture, Biotite energies can help increase the flow of energy to specific locations in the body. But when you poke the flakes with a pin, they will break. A few tiny flakes of biotite swishing in a gold pan Support us on Patreon and get personal crystal advice! Basal sections of biotite in thin section are typically approximately hexagonal in shape and usually appear isotropic under cross-polarized light.[11]. It will help you build a clearer, bigger, and stronger aura so that you can be impervious to the disappointments, rejections, and failures. The supportive energies of this stone will inspire you to be more accepting of yourself. Classification of BiotiteHide. Biotite can be used in different commercial purposes as well. It can be dark brown or brownish-green. Vermiculite is an expanding clay like smectite. Go to to learn how to make and submit your video! has been designed to be the definitive resource for all things related to crystals. Biotite: Biotite from Bancroft, Ontario, Canada. It is a black mica with perfect cleavage and a vitreous luster on the cleavage faces. Biotite itself is not very useful material. The healing energies of this stone will help you maintain the best quality of your thoughts and the order of how you process new information. Biotite is a common group of phyllosilicate minerals within the mica group, with the approximate chemical formula K(Mg,Fe)3AlSi3O10(F,OH)2. Although biotite is sometimes called black mica, it occurs in other colors, including brown, greenish-brown, yellow, and even white. Biotite was named by J.F.L. It can also be used with other third eye chakra stones that you have. There is an additional prize ($500) for the video that receives the most votes online—the People’s Choice winner. If you’re having difficulties getting rid of your preconceived beliefs and notions, Biotite will help you in releasing them. Other micas with less commercial value include zinnwaldite, a lithium/iron–based mica that is gray to brown; and roscoelite, a vanadium/potassium/magnesium mica that can be green or brown. Biotite is a rock-forming mineral found in a wide range of crystalline igneous rocks such as granite, diorite, gabbro, peridotite, and pegmatite. Biotite has a small number of commercial uses. It usually occurs in rust, golden brown, reddish brown, dark brown, and brown colors. It will release the human roles that are putting a strain on you, as well as the attachments that you have to difficult things. Biotite crystal exhibiting pseudohexagonal shape. If you pick up a rock and see glittery flashes, there's a good chance the sparkles come from biotite. It will help you see the situations in your life clearly and highlight the aspects that are most important. Biotite isn't always black. All forms of mica, including biotite, may be ground and mixed. Biotite has a small number of commercial uses. Ground mica is used as a filler and extender in paints, as an additive to drilling muds, as an inert filler and mold-release agent in rubber products, and as a non-stick surface coating on asphalt shingles and rolled roofing. La biotite est un des minéraux constituant des roches plutoniques (granites, diorites, syénites, surtout dans les familles intermédiaires calco-alcalines), des roches métamorphiques (schistes, gneiss et micaschistes), et plus rarement dans les roches volcaniques (ryolithes, dacites, trachytes, andésites). Biotite and phlogopite are among the best naturally-occurring insulating materials. Other notable occurrences include Bancroft and Sudbury, Ontario Canada.


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