In this second excavation the red ore is more largely mixed with the micaceous specular variety, and also includes large rounded blocks of ankerite and angular fragments of rock.
Wikipedia foundation.
Ankérite — Catégorie V : carbonates et nitrates[1] Ankérite sur quartz Huaron Pérou … Wikipédia en Français
Ankerite — is a calcium, iron, magnesium, manganese carbonate mineral of the group of rhombohedral carbonates with formula: Ca(Fe, Mg, Mn)(CO3)2. In composition it is closely related to dolomite, but differs from this in having magnesium replaced by varying … Wikipedia
Ankerite — Ankérite Ankérite Catégorie V : carbonates et nitrates Ankérite de Slovaquie … Wikipédia en Français
Ankerite — An ker*ite, n. [So called from Prof. Anker of Austria: cf. F. ank[ e]rite, G. ankerit.] (Min.) A mineral closely related to dolomite, but containing iron. [1913 Webster] … The Collaborative International Dictionary of English
ankérite — ● ankérite nom féminin Variété de dolomie, contenant du carbonate ferreux et brunissant à l air … Encyclopédie Universelle
ankerite — [aŋ′kər īt΄] n. [Ger ankerit, after M. J. Anker, 19th c. Austrian mineralogist] a variety of dolomite, Ca(Fe, Mg, Mn) (CO3) 2, with more iron than magnesium … English World dictionary
ankerite — ankeritas statusas T sritis chemija apibrėžtis Mineralas. formulė Ca(Mg,Fe)[CO₃]₂ atitikmenys: angl. ankerite rus. анкерит … Chemijos terminų aiškinamasis žodynas
ankerite — noun Etymology: German Ankerit, from M. J. Anker died 1843 Austrian mineralogist Date: circa 1843 a yellowish to brown mineral consisting of a carbonate of calcium and iron … New Collegiate Dictionary
ankerite — /ang keuh ruyt /, n. a carbonate mineral related to dolomite but with iron replacing part of the magnesium. [1835 45; named after M. J. Anker (d. 1843), Austrian mineralogist; see ITE1] * * * … Universalium
ankerite — an·ker·ite … English syllables
