Axinite-(Mn) Mineral Data

General Axinite-(Mn) Information
Chemical Formula:	Ca2Mn++Al2BO3Si4O12(OH)
Composition:	Molecular Weight = 569.21 gm
	Calcium 14.08 % Ca 19.70 % CaO
	Manganese 9.65 % Mn 12.46 % MnO
	Aluminum 9.48 % Al 17.91 % Al₂O₃
	Silicon 19.74 % Si 42.22 % SiO₂
	Boron 1.90 % B 6.12 % B₂O₃
	Hydrogen 0.18 % H 1.58 % H₂O
	Oxygen 44.97 % O
	______ ______
	100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:	Ca₂Mn²⁺Al₂(BO₃)Si₄O₁₂(OH)
Environment:	Contact metamorphic, hydrothermal, and alpine vein rocks.
IMA Status:	Valid Species (Pre-IMA) 1909
Locality:	Harz Mts, Germany Link to MinDat.org Location Data.
Name Origin:	From the Greek acine - "axe" in allusion to the acute shape of typical crystals and the from the Latin magnes = "magnet" in reference to Mn in the chemical formula.
Name Pronunciation:	Axinite-(Mn)
Synonym:	Manganaxinite - Renamed Axinite-(Mn) by Mineralogical Record v39 (2008), 131
	Severginite