This content is PDF only. Please click on the PDF icon to access.

First Page Preview

First page of The crystal structure of Na <sub>2</sub> MgGd <sub>2</sub> (Si <sub>4</sub> O <sub>12</sub> )F <sub>2</sub> and its relationship with leucophanite
You do not have access to this content, please speak to your institutional administrator if you feel you should have access.