Manganaxinite
Formula: Ca
2Mn
+2Al
2BSi
4O
15(OH)
System:Triclinic
Colour:Brown, golden-yellow
Hardness:6½ - 7
This is a very rare example of mn-axinite from a small find in the mine in the 1990s.
Locality: Pachapaqui District, Bolognesi Province, Ancash Department, Peru
Copyright © Rob Lavinsky