Ferri-katophorite
A variety of Katophorite Root Name Group
What is Ferri-katophorite?
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Ferri-katophorite Localities Map
See where Ferri-katophorite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
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North ZoneCentral RidgeSouth Basin
Quick Facts
Chemical Properties
- Chemical Formula
- Na(CaNa)(Mg4Fe3+)(AlSi7O22)(OH)2 The katophorite group minerals are sodium-calcium amphiboles defined with A(Na+K+2Ca)> 0.5 apfu and 0.5 apfu < C(Al+Fe3++2Ti) < 1.5 apfu. Ferri-katophorite is defined with A position: Na dominant C2+ position: Mg dominant C3+ position: Fe dominant W position: (OH) dominant
- Elements
- Al, Ca, Fe, H, Mg, Na, O, Si
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