Heinrichite  Mineral Data

Heinrichite Mineral Data

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General Heinrichite Information

Help on Chemical  Formula: Chemical Formula: Ba(UO2)2(AsO4)2•10-12(H2O)
Help on Composition: 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
Help on Empirical Formula: Empirical Formula: Ba(UO2)2(AsO4)2•11(H2O)
Help on Environment: Environment: Found on fracture coatings in slilicified rhyolite tuff. Readily dehydrates to meta-heinrichite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1958
Help on Locality: Locality: White King mine, 22 km N.W. of Lakeview, Lake County, Oregon, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Eberhardt William Heinrich (1918-1991), mineralogist, University of Michigan, Ann Arbor, MI, USA.
Help on Name Pronunciation: Name Pronunciation: Heinrichite + Pronunciation Say HEINRICHITE
 

Heinrichite Image

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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

Help on Axial Ratios: Axial Ratios: a:b:c =1.0029:1:2.9843
Help on Cell Dimensions: Cell Dimensions: a = 7.155, b = 7.134, c = 21.29, Z = 2; beta = 104.171° V = 1,053.65 Den(Calc)= 3.64
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.57(1), 5.03(0.8), 8.89(0.8),
Click Here for Large Heinrichite Structure Window Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate

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H - Help Screen
I - Data Info
A - Atoms On/Off
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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

Help on Cleavage: Cleavage: {001} Perfect, {100} Distinct
Help on Color: Color: Green, Yellow, Yellow green.
Help on Density: Density: 3.61
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Habit: Habit: Scaly - Morphology like fish scales.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luminescence: Luminescence: Fluorescent, Short UV=bright green to yellow-green, Long UV=bright green to yellow-green.
Help on Luster: Luster: Vitreous - Pearly
Help on Streak: Streak: yellow white
 

Optical Properties of Heinrichite

Help on Dichroism (e): Dichroism (e): colorless.
Help on Dichroism (w): Dichroism (w): colorless.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.056 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.047 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1618,KPDmeas= 0.1632,KC= 0.1545
Ncalc = 1.56
Help on Optical Data: Optical Data: Uniaxial (-), e=1.573, w=1.605, bire=0.0320.
 

Calculated Properties of Heinrichite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.23 gm/cc
note: Specific Gravity of Heinrichite =3.64 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEHeinrichite =1,118.03 barns/electron
U=PEHeinrichite x relectron=3,613.09 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 3,123,502.50 (Gamma Ray American Petroleum Institute Units)
Concentration of Heinrichite per GRapi unit = 320.15 (PPB)

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
Becquerels
(Bq)
Calculated
Activity
Curies (Ci)
Estimated
Activity
GR(api)
Estimated
Exposure
(mRem**)/hr
If Held in Hand
For One Hour
1000 gm / 8.07 cm 73,881,713 2.00E-03 3,123,502.50 1,026.90
100 gm / 3.74 cm 7,388,171 2.00E-04 312,350.25 102.69
10 gm / 1.74 cm 738,817 2.00E-05 31,235.03 10.27
1 gm / 8.07 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 / 1.74 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 3.64 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

Help on  Dana Class: Dana Class: 40.02a.04.01 (40)Hydrated Phosphates, etc
  (40.02a)where A++ (B++)2 (XO4) · x(H2O), containing (UO2)++
  (40.02a.04)Dana Group
 
40.02a.04.01 Heinrichite Ba(UO2)2(AsO4)2•10-12(H2O) P 2/c 2/m
 
40.02a.04.02 Metaheinrichite Ba(UO2)2(AsO4)2•8(H2O) P 21 2
Help on  Strunz Class: Strunz Class: 08.EB.05 08 - PHOSPHATES, ARSENATES, VANADATES
  08.E - Uranyl Phosphates and Arsenates
  08.EB -UO2:RO4 = 1:1
 
08.EB.05 Autunite Ca(UO2)2(PO4)2•10-12(H2O) I 4/mmm 4/m 2/m 2/m
 
08.EB.05 Heinrichite Ba(UO2)2(AsO4)2•10-12(H2O) P 2/c 2/m
 
08.EB.05 Kahlerite Fe(UO2)2(AsO4)2•10-12(H2O) P 41/n 4/m
 
08.EB.05 Uranocircite Ba(UO2)2(PO4)2•12(H2O) P 4/nnc 4/m 2/m 2/m
 
08.EB.05 Novacekite Mg(UO2)2(AsO4)2•12(H2O) P 41/n 4/m
 
08.EB.05 Saleeite Mg(UO2)2(PO4)2•10(H2O) I 4/mmm 4/m 2/m 2/m
 
08.EB.05 Xiangjiangite (Fe,Al)(UO2)4(PO4)2(SO4)2(OH)•22(H2O) C 2/c or Cc Mono
 
08.EB.05 Torbernite Cu(UO2)2(PO4)2•8-12(H2O) I 4/mmm 4/m 2/m 2/m
 
08.EB.05 Uranospinite Ca(UO2)2(AsO4)2•10(H2O) P nma 2/m 2/m 2/m
 
08.EB.05 Zeunerite Cu(UO2)2(AsO4)2•10-16(H2O) P 4/nnc 4/m 2/m 2/m
 
08.EB.05 Metarauchite! Ni(UO2)2(AsO4)2•8H2O P1 1
 

Other Heinrichite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Heinrichite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - Uranium Minerals

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Ask about Heinrichite here :
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Print or Cut-and-Paste your Heinrichite Specimen Label here :

Heinrichite

Ba(UO2)2(AsO4)2•10-12(H2O)
Dana No: 40.02a.04.01 Strunz No: 08.EB.05
Locality:

 

Notes: