Chemical Entity Data Page

Heulandite
Ca,Na)2-3Al3
(Al,Si)2Si13O36
.12H2O
.H2O 24%, Al 7%, Ca 3%, Na 5%, Si 3%,

estimated elemental composition and molecular weight  		Minerals with the same name may vary widely in appearance and composition, and very few are >99% (reagent grade) pure.

Gram formula weight (molecular mass) = 940.79


Minerals may vary in elemental composition and impurity levels. The formula given is an approximation.
Wikipedia Page:

Heulandite
 is defined with respect to the entities below: 		The entities below are defined with respect to:
Heulandite
Mineral (generic)


© Mark R. Leach 1999 –

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