pyroxenoids

pyroxenoids

[pə′räk·sə‚nȯidz]
(mineralogy)
A mineral group (including wollastonite and rhodonite) compositionally similar to pyroxene, but SiO4 tetrahedrons are connected in rings rather than chains.
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References in periodicals archive ?
(1975a) Pyroxenoids: a variation in chemistry of natural rhodonites and pyroxmangites.
(1975b) Pyroxenoids: a comparison of refined structures of rhodonite and pyroxmangite.
(1986) Lattice expansion and ionic substitution in common pyroxenoids. Contributions to Mineralogy and Petrology, 94, 238-244.