Home » » Coarse-grained pegmatitic grennaite (nepheline syentite) from the Norra Kärr deposit.
Coarse-grained pegmatitic grennaite (nepheline syentite) from the Norra Kärr deposit.
by Admin on February 27, 2012 · 0 comments
by Admin on February 27, 2012 · 0 comments
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