Leucophanite

Leucophanite is a sorosilicate mineral with a complex composition, (Na,Ca)₂BeSi₂(O.OH.F)₇. It may contain cerium substituting in the calcium position.

Additional recommended knowledge

Essential Laboratory Skills Guide

Weighing the right way

Safe Weighing Range Ensures Accurate Results

It occurs in pegmatites and alkali igneous complexes as yellow, greenish or white triclinic crystals and has been found in Norway, Quebec and Russia.

It was first described from the Langesundfiord district of southern Norway in 1840. The name is from the Greek leucos for "white" and phanein for "to appear" in allusion to the common white color.

References

• Mineral data publishing - PDF
• Mindat with location data
• Webmineral data
• Mineral galleries