Czech Republic
Moravia
Radkovice Pegmatite

 

Rossmanite was found in a lepidolite subtype pegmatite dike at Radkovice. It occurs with other members of the tourmaline group (schorl, and elbaite) and is found in the K-feldspar zone and in the lepidolite core.

Composition:

 


References:

Selway JB, Novák M, Cerný P, Hawthorne FC (1999) Compositional evolution of tourmaline in lepidolite-subtype pegmatites. European Journal of Mineralogy, 11:569-584.