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Eudidymite, Fine mineral specimen Mont Saint Hilaire, Quebec -002

Eudidymite, Mont Saint Hilaire, Quebec -002

Eudidymite NaBeSi3O7(OH) is relatively rare at Mont Saint Hilaire. It is the monoclinic dimorph of Epididymite. It is a late-stage mineral in alkalic nepheline syenite pegmatites. Colorless to white, rarely pale pink vitreous to silky luster, transparent to translucent. Crystal System is monoclinic. Crystals are usually twinned, tabular thin in one direction. It is a late-stage mineral in alkalic nepheline syenite pegmatites.

very fine crystal group of Eudidymite From Mont Saint Hilaire, Quebec, Canada.
Attractive Small Thumbnail specimen collected in the Winter of 2004. Size is about 20 mm.

Price: $120.00

For detailed description please use this link  Eudidymite

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Eudidymite, Fine mineral specimen Mont Saint Hilaire, Quebec -002