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出典:Wiktionary
出典:『Wiktionary』 (2025/11/07 13:06 UTC 版)
After the Austrian mineralogist Matthias Joseph Anker (1771-1843) in 1825 + -ite.
ankerite (countable and uncountable, plural ankerites)
出典:Wikipedia
出典:『Wikipedia』 (2011/04/24 17:01 UTC 版)
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 amounts of iron(II) and manganese.
Ankerite