单词 | bredigite |
释义 | bredigiten. Mineralogy. A mineral consisting of the metastable orthorhombic phase of dicalcium silicate. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > other silicates of one element achirite1820 planchéite1908 soddyite1922 parsettensite1924 bredigite1948 coffinite1954 1948 Tilley & Vincent in Min. Mag. XXVIII. 257 It is in recognition of Bredig's important contribution to the solution of the problem of calcium orthosilicate polymorphism that it is proposed to designate the new mineral phase bredigite. 1966 Amer. Min. LI. 1766 The α′ (bredigite), β (larnite) and γ (unnamed) forms of dicalcium silicate (Ca2SiO4) occur together in the contact zone around a syenite-monozonite intrusion in Marble Canyon. This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2018). < n.1948 |
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