cordierite

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cordierite
cordierite Min. (ˈkɔːdɪəraɪt) [Named (in 1813) after Cordier a French geologist. See -ite.] A synonym of iolite.1814 T. Allan Min. Nomen., Cordierite. 1879 Rutley Study Rocks xii. 210 Cordierite-granite is a variety..containing cordierite or iolite. Oxford English Dictionary
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Cordierite
Cordierite (mineralogy) or iolite (gemology) is a magnesium iron aluminium cyclosilicate. Two common metamorphic mineral assemblages include sillimanite-cordierite-spinel and cordierite-spinel-plagioclase-orthopyroxene. wikipedia.org
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kinzigite
kinzigite Petrogr. (ˈkɪntsɪgaɪt) [ad. G. kinzigit (H. Fischer 1860, in Neues Jahrb. f. Min. 797), f. the name of the Kinzig valley, W. Germany: see -ite1.] A metamorphic schistose rock containing garnet, biotite, and varying amounts of quartz, plagioclase, sillimanite, and cordierite. Hence kinziˈgi... Oxford English Dictionary
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Hornfels
, biotite, cordierite, and andalusite in the hornblende hornfels facies; and quartz, plagioclase, orthoclase, andalusite, sillimanite, cordierite, and The sanidinite facies features quartz, plagioclase, sillimanite, cordierite, orthopyroxene, sapphirine, and aluminum spinel. wikipedia.org
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indialite
indialite Min. (ˈɪndɪəlaɪt) [f. India + -lite.] The hexagonal dimorph of cordierite.1954 Miyashiro & Iiyama in Proc. Japan Acad. XXX. 746 The present paper is concerned with the finding of a new hexagonal mineral from Bokaro coalfield, India, (Mg, Fe+2)2Al4Si5O18 in composition, polymorphic with cor... Oxford English Dictionary
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Fruchtschiefer
At these temperatures cordierite grows to the size of grains of corn, which is where its name comes from; Frucht being German for "corn" (as well as " It contains the following minerals: cordierite, muscovite, potassium feldspar, quartz, biotite and hornblende. wikipedia.org
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Restite
+ residual feldspars The melt reaction produces a granitic melt and solid orthopyroxene and cordierite. Cordierite in restite inclusions is unstable at low pressures; this reverts to Al-rich mica and quartz during ascent with the entraining magma. wikipedia.org
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iolite
iolite Min. (ˈaɪəlaɪt) Also yolite, iolithe. [= Ger. iolith (Werner, 1808), f. Gr. ἴον violet + λίθος stone: see -lite.] A silicate of aluminium, iron, and magnesium, occurring in short orthorhombic crystals, or granular; of various shades of blue or violet-blue, and commonly showing different colou... Oxford English Dictionary
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aspasiolite
aˈspasiolite Min. A variety of iolite or fahlunite.1850 Daubeny Atom. The. vi. 179 The relation of form subsisting between..cordierite and aspasiolite. Oxford English Dictionary
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Hornfels in Victorian archaeological sites
The mineral composition is variable, but commonly contains mica and pyroxene while porphyroblasts of pyroxene, cordierite or andulusite also develop. wikipedia.org
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Sekaninaite
Sekaninaite ((Fe+2,Mg)2Al4Si5O18) is a silicate mineral, the iron-rich analogue of cordierite. The heat capacity of synthetic anhydrous Mg and Fe cordierite. Springer-Verlag, Kiel, 46–50. wikipedia.org
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water sapphire
water sapphire [Cf. saphir d'eau.] a. A colourless variety of native sapphire (sense 1 b). b. A type of clear blue quartz (quot. 1829). c. = saphir d'eau.1698 [see sapphire 1 b]. 1727–41 Chambers Cycl. s.v., The soft water-sapphires of Bohemia and Silesia are of some account, though far inferior to ... Oxford English Dictionary
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堇青石
堇青石(英语:矿物学称Cordierite;宝石学称Iolite;旧称Dichroite),是一种矽酸盐矿物,在矿物学上属于绿柱石族,由变质岩演变而成,当中包含花岗岩的成份。其化学成分是(Mg,Fe)2Al4Si5O18,其中镁和铁为完全类质同象代替,摩氏硬度为7。 堇青石的矿物学名称Cordierite来自法国地质学家科尔迪埃(P L A Cordier,1777~1861)。其旧称Dichroite来自希腊文“双色”。宝石学中的称呼Iolite来自希腊文中的Violet,意思是呈美好的紫罗兰色。 wikipedia.org
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saphir d'eau
‖ saphir d'eau (safir do) Also sapphir(e) d'eau. [Fr., lit. ‘sapphire of water’.] A translucent blue variety of cordierite occurring in Sri Lanka; = water-sapphire. In Fr. the term was orig. used by mineralogists to refer to blue quartz.1820 R. Jameson Syst. Mineral. (ed. 3) I. 174 The sapphire d'ea... Oxford English Dictionary
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Lilesville Granite
Throughout the matrix, porphyroblasts of biotite and cordierite can be found. These hornfelses consist of biotite, cordierite, potassium and plagioclase feldspars, and quartz. wikipedia.org
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