Aeschynite-(Y) Mineral Data

General Aeschynite-(Y) Information
Chemical Formula:	(Y,Ca,Fe)(Ti,Nb)2(O,OH)6
Composition:	Molecular Weight = 274.97 gm
	Calcium 4.37 % Ca 6.12 % CaO
	Yttrium 19.40 % Y 24.64 % Y₂O₃
	Titanium 30.47 % Ti 50.84 % TiO₂
	Niobium 8.45 % Nb 12.08 % Nb₂O₅
	Iron 2.03 % Fe 2.61 % FeO
	Hydrogen 0.37 % H 3.28 % H₂O
	Oxygen 34.91 % O
	______ ______
	100.00 % 99.56 % = TOTAL OXIDE
Empirical Formula:	Y_0.6Ca_0.3Fe²⁺_0.1Ti_1.75Nb_0.25O₅(OH)
IMA Status:	Approved IMA 1966
Locality:	Norway, Urstad, Hittero Link to MinDat.org Location Data.
Name Origin:	Named for its composition and from the Greek for "shame," in allusion to the inability of chemists, at the time of its discovery, to separate some of its constituents.
Name Pronunciation:	Aeschynite-(Y) + Pronunciation
Synonym:	Eschynite