kämmereriten.
/ˈkɛmərərʌɪt//ˈkamərərʌɪt/ Mineralogy.
A mineral of the chlorite group that is a chromiferous variety of pennine and occurs as soft, flaky, pale violet crystals.
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the world > the earth > minerals > types of mineral > silicates > phyllosilicate > [noun] > chlorite > other chlorites
grengasite1844
thuringite1844
kämmererite1854
prochlorite1867
tabergite1868
diabantite1875
klementite1892
manganchlorite1898
brunsvigite1902
nimite1968
1854 J. D. Dana Syst. Mineral. (ed. 4) II. 292 Kæmmererite occurs in hexagonal prisms, of a reddish violet color... Found with chromic iron at Bissersk, Siberia; also at Texas, Lancaster Co., Pennsylvania.
1879 Min. Mag. 2 23 Massive granular Kammererite..in considerable quantity.
1883 Encycl. Brit. XVI. 414/1 Kämmererite, with 5 to 8 chromium sesquioxide, is violet-blue or green.
1926 Amer. Jrnl. Sci. 211 284 Chlorite includes as end members..(7) H4Mg2Cr2SiO9 (kämmererite or Kr).
1928 Q. Jrnl. Geol. Soc. 83 647 The most extensively-developed chromiferous silicate in the Shetlands is the chrome-chlorite (kämmererite).
1958 Amer. Mineralogist 43 954 Chromium substitutes into both the octahedral and tetrahedral positions of chlorite. Above 2 per cent chromic oxide content, the former are termed kammererite, and the latter kotschubeite.
This entry has not yet been fully updated (first published 1933; most recently modified version published online December 2020).
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n.1854