WebEin Vergleich der Mg-, Mn- und Ca-Glieder der Chondroditgruppe zeigt eine lineare Abhängigkeit der mittleren M-O-Abstände und der Zell-Volumina von den effektiven Ionenradien. Die Verzerrungen der Kationpolyeder sind ebenfalls annähernd linear abhängig von den mittleren M-O-Abständen. Download to read the full article text References Webhumite and chondrodite are sometimes associated. Other minerals present include phlogopite, pargasite, small laths of brucite, and minor amounts of sphene, graphite, and opaque iron oxides. The humite and chondrodite typically occur in small yellow rounded grains (about 0-30 mm. across) and are usually found around the margins ...
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WebChondrodite (Mg;Fe2+)5(SiO4)2(F;OH)2 °c 2001 Mineral Data Publishing, version 1.2 Crystal Data: Monoclinic. Point Group: 2=m: Crystals rare, varied in habit, typically … WebNew York, United States. Formula. Mg5(SiO4)2F2. Size. SmCabinet 6x4.5x1cm. This is a relatively large, deep orange Chondrodite showing some crystal faces but nothing complete. Specimens such as these are hard to obtain from this locality. Chondrodite at Dakota Matrix Chondrodite at WebMineral Chondrodite at MinDat.
WebA chondrite / ˈkɒndraɪt / is a stony (non- metallic) meteorite that has not been modified, by either melting or differentiation of the parent body. [a] [1] They are formed when various … WebTHE MINERAL CHONDRODITE. Chemistry: ( (Mg, Fe) 2 SiO 4) 2 - Mg (F, OH) 2, Magnesium Iron Silicate Fluoride Hydroxide. Uses: Only as mineral specimens. Chondrodite is the most common and most well known …
WebThe meaning of CHONDRODITIC is characterized by the presence of chondrodite. How to use chondroditic in a sentence. characterized by the presence of chondrodite… http://www.handbookofmineralogy.org/pdfs/chondrodite.pdf
WebChondrodite synonyms, Chondrodite pronunciation, Chondrodite translation, English dictionary definition of Chondrodite. n. 1. A fluosilicate of magnesia and iron, yellow to …
WebChondrodite is a nesosilicate mineral with formula (Mg, Fe) 5 (SiO 4) 2 (F, OH, O) 2. It is the most common and most well-known member of the Humite Group of minerals. Although it is a fairly rare mineral, it is the most frequently encountered member of the humite group of minerals. It is formed in hydrothermal deposits from locally ... e-league ログインWebChondrodite, a member of the humite group of minerals, forms by hydration of olivine and is stable over a range of temperatures and pressures that includes a portion of the uppermost mantle. We have measured the single crystal elastic properties of a natural chondrodite specimen at ambient conditions using Brillouin spectroscopy. The isotropic … eleaf イーリーフ ec head アトマイザーヘッド 交換用コイルWebChondrodite is an uncommon nesosilicate mineral with the formula (Mg, Fe)₅ (SiO₄)₂ (F, OH, O)₂. It is part of the humite mineral group, making it closely related to, and often confused with, the more well-known clinohumite. Chondrodite is typically yellow, orange, red, or brown. However, some colorless samples have been found. e-learning ログイン jr東日本Chondrodite is a nesosilicate mineral with formula (Mg,Fe) 5(SiO 4) 2(F,OH,O) 2. Although it is a fairly rare mineral, it is the most frequently encountered member of the humite group of minerals. It is formed in hydrothermal deposits from locally metamorphosed dolomite. It is also found associated with skarn … See more Mg 5(SiO 4) 2F 2 is the end member formula as given by the International Mineralogical Association, molar mass 351.6 g. There is usually some OH in the F sites, however, and Fe and Ti can substitute for Mg, … See more Space Group: P21/b Unit Cell Parameters: Synthetic F end member a=7.80 Å, b=4.75 Å, c=10.27 Å, beta=109.2 . Synthetic OH end member a=7.914 Å, b=4.752 Å, c=10.350 Å, beta=108.71 . Natural chondrodite has a=7.867 to 7.905 Å, b=4.727 to 4.730 Å, … See more Chondrodite is biaxial(+), with refractive indices variously reported as nα = 1.592 - 1.643, nβ = 1.602 - 1.655, nγ = 1.619 - 1.675, birefringence = 0.025 - 0.037, and 2V measured as 64° to 90°, calculated: 76° to 78°. Refractive indices tend to increase from … See more • Earth sciences portal • Clinohumite • Alleghanyite • Humite See more The chondrodite structure is based on a slightly distorted hexagonal close packed array of anions O, OH and F with metal ions in the octahedral sites resulting in zigzag chains of M(O,OH,F) 6 octahedra. Chains are staggered so that none of the independent … See more Chondrodite is yellow, orange, red or brown, or rarely colorless, but zoning of different color intensity is common, and intergrown plates of … See more Chondrodite is found largely in metamorphic contact zones between carbonate rocks and acidic or alkaline intrusions where See more e learning ログインWebThe water-pressure and temperature stability fields of clinohumite-OH, chondrodite-OH and phase A were determined in reversed equilibrium experiments up to 100 kbar within the system MgO–SiO2–H2O. Their PT-fields differ from results from former synthesis experiments. Bracketing experiments on the reaction phase A + low P-clinoenstatite ⇆ … e-learning ライブラリ ログインWebIn Clinohumiten konnten nichtstöchiometrische Lamellen nachgewiesen werden, die chemisch zwischen Clinohumit und Olivin zusammengesetzt sind. Ti-reiche Clinohumite … e learning ログイン 埼玉大学Webchon-drodite Add phonetic spelling Meanings for chondrodite It is a type of mineral that is found on earth and is formed by metamorphosed dolomite. Add a meaning Learn more about the word "chondrodite" , its origin, alternative forms, and usage from Wiktionary. Translations of chondrodite Russian : по форме он Translate this word/phrase eleanoah tokyo ホットペッパー