© Stefano SALVI/CNRS Images



Incipient alteration of elpidite

Incipient alteration of elpidite. Cathodoluminescence photomicrograph (field 4 mm) illustrating partial replacement of the Na-zirconosilicate elpidite (green CL) by the Ca-zirconosilicate gittinsite (orange CL). Armstrongite (blue CL) is an intermediate Ca-Zr phase. Strange Lake complex, Canada.

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