Bario-orthojoaquinite Mineral Data

General Bario-orthojoaquinite Information
Chemical Formula:	Fe++2(Ba,Sr)4Ti2[Si4O12]O2•(H2O)
Composition:	Molecular Weight = 1,316.03 gm
	Barium 20.87 % Ba 23.30 % BaO
	Strontium 13.32 % Sr 15.75 % SrO
	Titanium 7.28 % Ti 12.14 % TiO₂
	Iron 8.49 % Fe 10.92 % FeO
	Silicon 17.07 % Si 36.52 % SiO₂
	Hydrogen 0.15 % H 1.37 % H₂O
	Oxygen 32.82 % O
	______ ______
	100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:	Fe²⁺₂Ba₂Sr₂Ti₂(Si₄O₁₂)₂O₂•(H₂O)
IMA Status:	Approved IMA 1980
Locality:	Benitoite Gem mine, head waters of the San Bent river, 1 mile south of Santa Rita Peak, San Benito Co. California. Link to MinDat.org Location Data.
Name Origin:	Named after its composition, orthorhombic crystal structure, and the relationship to joaquinite (named for Joaquin Ridge, Diablo Range, California, USA).
Synonym:	IMA2000-D