Juanitaite Mineral Data

General Juanitaite Information
Chemical Formula:	(Cu,Ca,Fe)10Bi(AsO4)4(OH)11•2(H2O)
Composition:	Molecular Weight = 1,560.71 gm
	Calcium 6.42 % Ca 8.98 % CaO
	Iron 1.79 % Fe 2.30 % FeO
	Copper 28.50 % Cu 35.68 % CuO
	Bismuth 13.39 % Bi 14.93 % Bi₂O₃
	Arsenic 19.20 % As 29.45 % As₂O₅
	Hydrogen 0.97 % H 8.66 % H₂O
	Oxygen 29.73 % O
	______ ______
	100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:	Cu₇Ca_2.5Fe²⁺_0.5Bi(AsO₄)₄(OH)₁₁•2(H₂O)
Environment:	Secondary mineral in copper arsenate and sulfate mineral assemblage from primary sulfide ores (tennantite, chalcopyrite, and pyrite). Chemically related to mixite.
IMA Status:	Approved IMA 1999 (Dana # Added)
Locality:	Gold Hill mine, Tooele County, Utah, USA. Link to MinDat.org Location Data.
Name Origin:	The name is for Juanita Curtis who found the mineral.
Synonym:	IMA1999-022