Re: Pezzottaite

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The Cs-dominant analogue of beryl (ex "red-beryl") is now approved with the
name of pezzottaite (authors authorization): [Al3Al](Cs,)[Be6Si12O36]·2H2O.
Raspberry red; vitreous; hexagonal platy prismatic crystals (bipyramidal
faces and big pinacoid) with strange corrosion effect on matrix.
Publication will be presented.
Type locality:
Ambatovita pegmatite, Manandrosonoro, Fianarantsoa, Ambatofinandrahana (140
Km O), Madagascar

"Bantam" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Could somebody tell me the right chemical formula for the new ima
> "Pezzottaite"? And does it belongs to the nesosilicates?
> Thank you.
>
>