Chemical Entity Data Page

Hornblende
Al 1%, Ca 1%, Fe 1%, H 2%, Mg 1%, Na 1%,

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) = 172.21


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

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


© Mark R. Leach 1999 –


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