Hingganite-(Yb) Mineral Data (original) (raw)
General Hingganite-(Yb) Information
(Yb,Y)2([ ])Be2Si2O8(OH)2
Molecular Weight = 453.70 gm
Yttrium 9.80 % Y 12.44 % Y2O3
Ytterbium 38.14 % Yb 43.43 % Yb2O3
Beryllium 3.97 % Be 11.03 % BeO
Silicon 12.38 % Si 26.49 % SiO2
Hydrogen 0.44 % H 3.97 % H2O
Oxygen 35.26 % O
______ ______
100.00 % 97.36 % = TOTAL OXIDE
YbY0.5Be2Si2O8(OH)2
Found in an amazonite pegmatite on plumbomicrolite and violet fluorite as a product of very late-stage replacement reactions.
Approved IMA 1983
Ploskororskaya, Keivy district, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Named for it's relationship to hingganite.
Hingganite-(Yb) + Pronunciation
ICSD 20628
PDF 35-705
Search for Hingganite-(Yb) Images
Hingganite-(Yb) Crystallography
a:b:c =1.2998:1:0.6231
a = 9.888, b = 7.607, c = 4.74, Z = 2; beta = 90.45° V = 356.52 Den(Calc)= 4.23
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a
By Intensity(I/Io): 2.85(1), 3.13(1), 2.572(0.8),
Physical Properties of Hingganite-(Yb)
None
Colorless.
4.83
Transparent
Acicular - Occurs as needle-like crystals.
Aggregates - Made of numerous individual crystals or clusters.
Spherical - Spherical, rounded aggregates.
6-7 - Orthoclase-Quartz
Vitreous (Glassy)
white
Optical Properties of Hingganite-(Yb)
CI meas= 0.042 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.094 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1752,KPDmeas= 0.1534,KC= 0.1601
Ncalc = 1.68 - 1.77
Biaxial (+), a=1.725, b=1.738, g=1.76, bire=0.0350, 2V(Calc)=76, 2V(Meas)=65.
Calculated Properties of Hingganite-(Yb)
Bulk Density (Electron Density)=4.42 gm/cc
note: Specific Gravity of Hingganite-(Yb) =4.83 gm/cc.
Fermion Index = 0.16
Boson Index = 0.84
PEHingganite-(Yb) = 383.32 barns/electron
U=PEHingganite-(Yb) x relectron=1,693.54 barns/cc.
GRapi = 37,212.55 (Gamma Ray American Petroleum Institute Units)
Concentration of Hingganite-(Yb) per GRapi unit = 26.87 (PPM)
Hingganite-(Yb) 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) 817.38 ±204.34 grams of pure Hingganite-(Yb) .
Estimated Radioactivity from Hingganite-(Yb) - weak
SpecimenSizeWeight/Volume(Sphere) * | CalculatedActivityBecquerels(Bq) | CalculatedActivityCuries (Ci) | EstimatedActivityGR(api) | EstimatedExposure(mRem**)/hrIf Held in HandFor One Hour |
---|---|---|---|---|
1000 gm / 7.34 cm | 854,334 | 2.31E-05 | 37,212.55 | 12.23 |
100 gm / 3.41 cm | 85,433 | 2.31E-06 | 3,721.26 | 1.22 |
10 gm / 1.58 cm | 8,543 | 2.31E-07 | 372.13 | 0.12 |
1 gm / 7.34 mm | 854 | 2.31E-08 | 37.21 | 0.01 |
0.1 gm / 3.41 mm | 85 | 2.31E-09 | 3.72 | 0.00 |
0.01 gm / 1.58 mm | 9 | 2.31E-10 | 0.37 | 0.00 |
0.001 gm / 0.73 mm | 1 | 2.31E-11 | 0.04 | 0.00 |
Weight of pure Hingganite-(Yb) in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.83 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
Estimated Thorium Activity ( 1.91 % Th) From Sum REE Elements (38.14 % REE)
Hingganite-(Yb) Classification
54.02.01a.04 (54)Nesosilicate Borosilicates and Some Beryllosilicates
(54.02)with B in [4] coordination
(54.02.01a)Datolite group (Datolite series)
54.02.01a.01 Datolite CaBSiO4(OH) P 21/c 2/m
54.02.01a.02 Hingganite-(Ce) (Ce,Ca)2([],Fe)Be2Si2O8[(OH),O]2 P 21/a 2/m
54.02.01a.03 Hingganite-(Y) Y2([])Be2Si2O8(OH)2 P 21/a 2/m
54.02.01a.04 Hingganite-(Yb) (Yb,Y)2([])Be2Si2O8(OH)2 P 21/a 2/m
54.02.01a.05 Calcybeborosilite-(Y)! (REE,Ca)2[](B,Be)2(SiO4)2(OH,O)2 P 21/a 2/m
09.AJ.20 09 - SILICATES (Germanates)
09.A - Nesosilicates
09.AJ -Nesosilicates with BO3 triangles and/or B[4], Be[4] tetrahedra,
09.AJ.20 Bakerite Ca4B4(BO4)(SiO4)3(OH)3•(H2O) P 21/c 2/m
09.AJ.20 Calcybeborosilite-(Y)! (REE,Ca)2[](B,Be)2(SiO4)2(OH,O)2 P 21/a 2/m
09.AJ.20 Calciogadolinite? CaREE(Fe)Be2Si2O10 P 21/a 2/m
09.AJ.20 Datolite CaBSiO4(OH) P 21/c 2/m
09.AJ.20 Hingganite-(Yb) (Yb,Y)2([])Be2Si2O8(OH)2 P 21/a 2/m
09.AJ.20 Homilite Ca2(Fe,Mg)B2Si2O10 P 21/a 2/m
09.AJ.20 Gadolinite-(Ce) (Ce,La,Nd,Y)2FeBe2Si2O10 P 21/c 2/m
09.AJ.20 Gadolinite-(Y) Y2FeBe2Si2O10 P 21/a 2/m
09.AJ.20 Hingganite-(Ce) (Ce,Ca)2([],Fe)Be2Si2O8[(OH),O]2 P 21/a 2/m
09.AJ.20 Hingganite-(Y) Y2([])Be2Si2O8(OH)2 P 21/a 2/m
09.AJ.20 Melanocerite-(Ce) (Ce,Th,Ca)5(Si,B)3O12(OH,F)•n(H2O)(?) Unk (HEX-R) Trig
09.AJ.20 Minasgeraisite-(Y) CaY2Be2Si2O10 P 21/a 2/m
Other Hingganite-(Yb) Information
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Links to other databases for Hingganite-(Yb) :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Ecole des Mines de Paris
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info
Search for Hingganite-(Yb) using:
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]
Visit our Advertisers for Hingganite-(Yb) :
A Bijoux Google Search for Hingganite-(Yb)
Adam's Minerals Google Search for Hingganite-(Yb)
Cape Minerals Google Search for Hingganite-(Yb)
Dakota Matrix Minerals Google Search for Hingganite-(Yb)
Excalibur Mineral Corp. Google Search for Hingganite-(Yb)
Exceptional Minerals Google Search for Hingganite-(Yb)
John Betts Fine Minerals Search for Hingganite-(Yb)
McDougall Minerals Google Search for Hingganite-(Yb)
Mineral News Website Link
Rock and Mineral Shows Google Search for Hingganite-(Yb)
Weinrich Minerals, Inc. Google Search for Hingganite-(Yb)
Ask about Hingganite-(Yb) 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 Espa�ol
Print or Cut-and-Paste your Hingganite-(Yb) Specimen Label here :
Hingganite-(Yb)
(Yb,Y)2([ ])Be2Si2O8(OH)2
Dana No: 54.02.01a.04 Strunz No: 09.AJ.20
Locality:
Notes: