Tinticite Mineral Data +

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General Tinticite Information
Chemical Formula:	Fe+++5(PO4,VO4)4·7(H2O)
Composition:	Molecular Weight = 772.21 gm
	Vanadium     2.51 %  V     4.48 % V2O5
	Iron        38.62 %  Fe   55.22 % Fe2O3
	Phosphorus  13.08 %  P    29.96 % P2O5
	Hydrogen     1.75 %  H    15.63 % H2O
	Oxygen      44.05 %  O
	______        ______
	100.00 %      105.28 % = TOTAL OXIDE
Empirical Formula:	Fe3+5.34(PO4)3.26(VO4)0.38·6.7(H2O)
IMA Status:	Valid Species (Pre-IMA) 1946
Locality:	Tintic Standard mine, Tintic district, Utah Link to MinDat.org Location Data.
Name Origin:	Named for the locality.
Tinticite Image
Images:	Tinticite Comments: Porcelaneous tinticite chip. Location: Near Tintic Standard Mine, Tintic District, Juab County, Utah, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Tinticite Crystallography
Axial Ratios:	a:b:c =0.7965:1:0.7644
Cell Dimensions:	a = 7.965, b = 9.999, c = 7.644, Z = 1; alpha = 103.94°, beta = 115.91°, gamma = 67.86° V = 492.28 Den(Calc)= 2.60
Crystal System:	Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1
X Ray Diffraction:	By Intensity(I/Io): 3.307(1), 3.027(0.95), 3.9504(0.95),
Crystal Structure: Mouse drag1 - LMB Manipulate Structure drag2 - RMB Resize/Rotate Keyboard S - Stereo Pair on/off H - Help Screen I - Data Info A - Atoms On/Off P - Polyhedra On/Off B - Bonds On/Off Help on Above	Rius J , Louer D , Louer M , Gali S , Melgarejo J C , European Journal of Mineralogy , 12 (2000) p.581-588, Structure solution from powder data of the phosphate hydrate tinticite
Physical Properties of Tinticite
Color:	White, Light brown, Pale yellowish green.
Density:	2.8 - 2.94, Average = 2.87
Habit:	Cryptocrystalline - Occurs as crystals too small to distinguish with the naked eye.
Habit:	Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Habit:	Nodular - Tuberose forms having irregular protuberances over the surface.
Hardness:	2.5 - Finger Nail
Luster:	Earthy (Dull)
Streak:	white
Optical Properties of Tinticite
Gladstone-Dale:	CI meas= 0.126 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.035 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2866,KPDmeas= 0.2597,KC= 0.2971
Optical Data:	Biaxial (?), a=1.745, g=1.7455, bire=0.0005
Calculated Properties of Tinticite
Electron Density:	relectron=2.56 gm/cc note: rTinticite =2.60 gm/cc.
Fermion Index	Fermion Index = 0.00846 Boson Index = 0.99154
Photoelectric:	PETinticite = 12.55 barns/electron U=PETinticite x relectron= 32.11 barns/cc.
Radioactivity:	GRapi = 0 (Gamma Ray American Petroleum Institute Units) Tinticite is Not Radioactive
Tinticite Classification
Dana Class:	42.12.4.1 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
	(42.12)with miscellaneous formulae
	(42.12.4)Dana Group
	42.12.4.1 Tinticite Fe5(PO4,VO4)4·7(H2O) P1 1
Strunz Class:	VII/D.11-60 VII - Phosphates, Arsenates and Vanadates
	VII/D - Water-bearing phosphates with unfamiliar anions, cations of medium size: Cu, Zn, Mn, Al, Fe
	VII/D.11 - Strunzite series
	VII/D.11-10 Ferrostrunzite FeFe2(PO4)2(OH)2·6(H2O) P 1,P1 Tri
	VII/D.11-20 Strunzite MnFe2(PO4)2(OH)2·6(H2O) P1 1
	VII/D.11-30 Ferristrunzite FeFe2(PO4)2(OH)3·5(H2O) P1,P 1 Tri
	VII/D.11-40 Bermanite MnMn2(PO4)2(OH)2·4(H2O) P 21 2
	VII/D.11-50 Cacoxenite (Fe,Al)25(PO4)17O6(OH)12·75(H2O) P 6/mmm 6/m 2/m 2/m
	VII/D.11-60 Tinticite Fe5(PO4,VO4)4·7(H2O) P1 1
	VII/D.11-70 Beraunite FeFe5(PO4)4(OH)5·4(H2O) C 2/c 2/m
	VII/D.11-71 Oxiberaunite* (Fe,Mn)Fe5(PO4)4O(OH)4·6(H2O) Mono
	VII/D.11-90 Souzalite (Mg,Fe)3(Al,Fe)4(PO4)4(OH)6·2(H2O) P1,P 1 Tri
	VII/D.11-100 Gormanite Fe3Al4(PO4)4(OH)6·2(H2O) P1,P 1 Tri
	VII/D.11-110 Dufrenite FeFe4(PO4)3(OH)5·2(H2O) C 2/c 2/m
	VII/D.11-120 Burangaite (Na,Ca)2(Fe,Mg)2Al10(PO4)8(OH,O)12·4(H2O) C 2/c 2/m
	VII/D.11-130 Natrodufrenite Na(Fe,Fe)(Fe,Al)5(PO4)4(OH)6·2(H2O) C 2/c 2/m
	VII/D.11-135 Ercitite! Na(Mn,Fe)(PO4)(OH)·2(H2O) P 21/n 2/m
	VII/D.11-140 Kidwellite Na(Fe,Cu)9x(PO4)6(OH)11·3(H2O) P 2/c 2/m
	VII/D.11-150 Meurigite! KFe7(PO4)5(OH)7·8(H2O) C 2,Cm,C 2/m Mono
Other Tinticite Information
References:	NAME( Dana8) PHYS. PROP.(AmMin, v 86, p 379) OPTIC PROP.(Dana8)
See Also:	Links to other databases for Tinticite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Tinticite using:   Web webmineral.com [ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO] Visit our Advertisers for Tinticite : AA Mineral Specimens B & L Fine Minerals Crystal Vaults Dan Weinrich Fine Minerals Dan Weinrich Auctions e-Rocks Auctions Excalibur Minerals Exceptional Minerals Fabre Minerals Greenside Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club MineralsWeb Fine Minerals Rockshop.cz T G Fine Minerals Wrights Rock Shop Translate Tinticite Mineral Data : Ask about Tinticite here : Ask-A-Mineralogist from the Mineralogical Society of America Mindat.org's Discussion Groups Original Rockhounds Discussion Group Rockhounds Discussion Group on Yahoo Groups Mineral Discussion Forum from Fabre Minerals - also available in Español Print or Cut-and-Paste your Tinticite Specimen Label here : Tinticite Fe+++5(PO4,VO4)4·7(H2O) Dana No: 42.12.4.1 Strunz No: VII/D.11-60 Locality:   Notes: