Ternovite Mineral Data

General Ternovite Information
Chemical Formula:	(Mg,Ca)Nb4O11-n(H2O) where n ~ 10
Composition:	Molecular Weight = 756.81 gm
	Calcium 1.59 % Ca 2.22 % CaO
	Magnesium 2.25 % Mg 3.73 % MgO
	Niobium 49.10 % Nb 70.24 % Nb₂O₅
	Hydrogen 2.66 % H 23.80 % H₂O
	Oxygen 44.40 % O
	______ ______
	100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:	Mg_0.7Ca_0.3Nb₄O₁₁•10(H₂O)
Environment:	In hydrothermal alteration zones of carbonatites as encrustations with other later minerals on primary minerals. The Mg-dominant analogue of hochelagaite and franconite.
IMA Status:	Approved IMA 1997 (Dana # Added)
Locality:	The central part of the Vuoriyarvi massif on the north shore of Vuoriyarvi Lake, North Karelia, Kola peninsula, Russia. Link to MinDat.org Location Data.
Name Origin:	Named after Vladimir Ivanovich Ternovoi (1928�1980), economic geologist, a pioneer in studies of the Kovdor phlogopite depost.
Name Pronunciation:	Ternovite + Pronunciation
Synonym:	IMA1992-044