单词 | minyulite |
释义 | minyuliten. Mineralogy. An orthorhombic hydrated basic phosphate of potassium and aluminium, occurring as colourless to white needles and fibres similar to wavellite. ΘΚΠ the world > the earth > minerals > types of mineral > phosphates > [noun] > potassium or aluminium phosphates taranakite1866 minyulite1933 1933 E. S. Simpson & C. R. LeMesurier in Jrnl. Royal Soc. Western Austral. 19 13 In examining the Minyulo outcrop there was seen to be a fibrous mineral, closely resembling wavellite, which occurred in small quantities in a hard phosphatic ironstone carrying partly altered apatite nodules... The mineral has been proved in the laboratory to be a well defined new species for which the authors suggest the name Minyulite. 1961 Mineral. Abstr. 15 210/2 Minyulite..occurs on Visean shales and phthanites in Belgium as fine silky fibers, ranging 60 to 300 μ, often grouped together in radiating rosettes (1 to 3 mm). 1981 Neues Jarhb. f. Mineral. Monatshefte 505 Minyulite, KAl2F(H2O)4(PO4)2, is still considered a fairly rare mineral species. This entry has been updated (OED Third Edition, March 2002; most recently modified version published online March 2022). < n.1933 |
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