Heinrichite Mineral Data

Heinrichite Mineral Data +

General Heinrichite Information

Chemical Formula:

Ba(UO2)2(AsO4)2·10-12(H2O)

Composition:

Molecular Weight = 1,153.39 gm

Barium 11.91 % Ba 13.29 % BaO

Uranium 41.27 % U 46.82 % UO₂

Arsenic 12.99 % As 19.93 % As₂O₅

Hydrogen 1.92 % H 17.18 % H₂O

Oxygen 31.90 % O

______ ______

100.00 % 97.23 % = TOTAL OXIDE

Empirical Formula:

Ba(UO₂)₂(AsO₄)₂·11(H₂O)

IMA Status:

Valid Species (Pre-IMA) 1958

Locality:

Link to MinDat.org Location Data.

Heinrichite Image

Images:

Heinrichite

Comments: Pale greenish-yellow crystalline heinrichite crusts on clay.
Location: Lakeview, Lake County, Oregon, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Heinrichite Crystallography

Axial Ratios:

a:c = 1:2.88359

Cell Dimensions:

a = 7.13, c = 20.56, Z = 2; V = 1,045.21 Den(Calc)= 3.66

Crystal System:

Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: IA/mmm

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.57(1), 5.03(0.8), 8.89(0.8),

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

Locock A J , Burns P C , Flynn T M , The Canadian Mineralogist , 43 (2005) p.721-733, Structures of strontium- and barium-dominant compounds that contain the autunite-type sheet

Physical Properties of Heinrichite

Cleavage:

[001] Perfect, [100] Distinct

Color:

Green, Yellow, Yellow green.

Density:

3.61

Diaphaniety:

Transparent to Translucent

Hardness:

2.5 - Finger Nail

Luminescence:

Fluorescent.

Luster:

Vitreous - Pearly

Streak:

yellow white

Optical Properties of Heinrichite

Dichroism (e):

colorless.

Dichroism (w):

colorless.

Gladstone-Dale:

CI meas= -0.056 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.041 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1609,KPDmeas= 0.1632,KC= 0.1545

Optical Data:

Uniaxial (-), e=1.573, w=1.605, bire=0.0320.

Calculated Properties of Heinrichite

Electron Density:

r_electron=3.25 gm/cc
note: r_Heinrichite=3.66 gm/cc.

Fermion Index

Fermion Index = 0.02434
Boson Index = 0.97566

Photoelectric:

PE_Heinrichite=1,118.03 barns/electron
U=PE_Heinrichite x r_electron=3,632.95 barns/cc.

Radioactivity:

GRapi = 3,123,500.56 (Gamma Ray American Petroleum Institute Units)

Heinrichite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 9.74 ± 2.43 grams of pure Heinrichite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 973.80 ±243.45 grams of pure Heinrichite .

**Estimated Radioactivity from Heinrichite** - very strong
Specimen Size Weight/Volume (Sphere) *	Calculated Activity Bequerols (Bq)	Calculated Activity Curies (Ci)	Estimated Activity GR(api)	Estimated Exposure (mRem**)/hr If Held in Hand For One Hour
1000 gm / 8.05 cm	73,881,695	2.00E-03	3,123,500.56	1,026.90
100 gm / 3.74 cm	7,388,170	2.00E-04	312,350.06	102.69
10 gm / 1.73 cm	738,817	2.00E-05	31,235.01	10.27
1 gm / 8.05 mm	73,882	2.00E-06	3,123.50	1.03
0.1 gm / 3.74 mm	7,388	2.00E-07	312.35	0.10
0.01 gm / 1.73 mm	739	2.00E-08	31.24	0.01
0.001 gm / 0.81 mm	74	2.00E-09	3.12	0.00

Weight of pure Heinrichite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.66 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem

Heinrichite Classification

Dana Class:

40.2a.4.1 (40)Hydrated Phosphates, etc

(40.2a)where A++ (B++)2 (XO4) · x(H2O), containing (UO2)++

(40.2a.4)Dana Group

40.2a.4.1 Heinrichite Ba(UO2)2(AsO4)2·10-12(H2O) IA/mmm 4/m 2/m 2/m

40.2a.4.2 Metaheinrichite Ba(UO2)2(AsO4)2·8(H2O) P 4₁/? 4/m

Strunz Class:

VII/E.01-120 VII - Phosphates, Arsenates and Vanadates

VII/E - Uranylphosphates and uranylvanadates with [UO2]2+ - [PO4 | AsO4]3- and [UO2]2+ - [V2O8]6-

VII/E.01 - Autunite group

VII/E.01-10 Trogerite H2(UO2)2(AsO4)2·8(H2O) P 4/mmm 4/m 2/m 2/m

VII/E.01-20 Sabugalite HAl(UO2)4(PO4)4·16(H2O) I 4/mmm 4/m 2/m 2/m

VII/E.01-30 Saleeite Mg(UO2)2(PO4)2·10(H2O) I 4/mmm 4/m 2/m 2/m

VII/E.01-35 Seelite-1 Mg[(UO2)(AsO3)x(AsO4)1-x]2·7(H2O) C 2/m 2/m

VII/E.01-35* Seelite-2 Mg(UO2)(AsO3)x(AsO4)1-x·7(H2O)(x=0.7) C 2/m 2/m

VII/E.01-40 Novacekite Mg(UO2)2(AsO4)2·12(H2O) P 4₁/n 4/m

VII/E.01-50 Kahlerite Fe(UO2)2(AsO4)2·10-12(H2O) P 4₁/n 4/m

VII/E.01-60 Fritzscheite Mn(UO2)2[(V,P)O4]2·4(H2O) Pnam 2/m 2/m 2/m

VII/E.01-70 Torbernite Cu(UO2)2(PO4)2·8-12(H2O) I 4/mmm 4/m 2/m 2/m

VII/E.01-80 Zeunerite Cu(UO2)2(AsO4)2·10-16(H2O) P 4/nnc 4/m 2/m 2/m

VII/E.01-90 Autunite Ca(UO2)2(PO4)2·10-12(H2O) I 4/mmm 4/m 2/m 2/m

VII/E.01-100 Uranospinite Ca(UO2)2(AsO4)2·10(H2O) I 4/mmm 4/m 2/m 2/m

VII/E.01-110 Uranocircite Ba(UO2)2(PO4)2·12(H2O) P 4/nnc 4/m 2/m 2/m

VII/E.01-120 Heinrichite Ba(UO2)2(AsO4)2·10-12(H2O) IA/mmm 4/m 2/m 2/m

VII/E.01-130 Sodium-autunite Na2(UO2)2(PO4)2·8(H2O) P 4/nmm 4/m 2/m 2/m

Other Heinrichite Information

References:

PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Heinrichite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - Uranium Minerals 13 -École des Mines de Paris

Search for Heinrichite using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Heinrichite :
AA Mineral Specimens
A-Rocks Auction
Adams Minerals
B and L Minerals
Dakota Matrix
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Minernet.it
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Heinrichite Mineral Data :

Ask about Heinrichite 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 Heinrichite Specimen Label here :

Heinrichite

Ba(UO2)2(AsO4)2·10-12(H2O)
Dana No: 40.2a.4.1 Strunz No: VII/E.01-120
Locality:

Notes: