Hingganite-(Ce) Mineral Data

Advertisment

Adamsminerals.com- Online mineral store front for mineral collectors

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

Your premier supplier of quality mineral specimens from Southern Africa and the world at large

Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

General Hingganite-(Ce) Information

Chemical Formula:

(Ce,Ca)2([ ],Fe)Be2Si2O8[(OH),O]2

Composition:

Molecular Weight = 460.63 gm

Calcium 5.22 % Ca 7.30 % CaO

Lanthanum 9.65 % La 11.32 % La₂O₃

Cerium 24.94 % Ce 29.22 % Ce₂O₃

Praeseodymium 1.84 % Pr 2.15 % Pr₂O₃

Samarium 0.33 % Sm 0.38 % Sm₂O₃

Gadolinium 0.07 % Gd 0.08 % Gd₂O₃

Dysprosium 0.04 % Dy 0.04 % Dy₂O₃

Yttrium 0.58 % Y 0.74 % Y₂O₃

Beryllium 3.95 % Be 10.97 % BeO

Iron 2.91 % Fe 3.74 % FeO

Silicon 12.32 % Si 26.35 % SiO₂

Hydrogen 0.33 % H 2.97 % H₂O

Neodymium 4.07 % Nd 4.75 % Nd₂O₃

Oxygen 33.76 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ce_0.82La_0.32Nd_0.13Pr_0.06Y_0.03Sm_0.01Gd_0.002Dy_0.001Ca_0.6Fe²⁺_0.24Be_2.02Si_2.02O_8.2(OH)_1.52

Environment:

Occurs in pegmatite as overgrowths on hingganite-(Y).

IMA Status:

Approved IMA 1987

Locality:

Tahara, Hirukawa-mura, Ena-gun, Gifu Prefecture, Japan Link to MinDat.org Location Data.

Name Origin:

Named for it's relationship to hingganite-(Y).

Name Pronunciation:

Hingganite-(Ce) + Pronunciation

Synonym:

ICSD 84023

IMA2004-004

PDF 40-1452

Hingganite-(Ce) Image

Images:

Hingganite-(Ce)

Comments: Group of hinnganite-(Ce) dipyramidal crystals, etched from calcite-filled cavity in epidote-quartz metasomatites is covered by yellow spherulitic hydromuscovite. Formed by replacement of rare metal alkalic granitic pegmatite.
Location: Western ore zone dumps, trench #2, Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia. Scale: Not Given.
© Pavel M. Kartashov

Hingganite-(Ce) Crystallography

Axial Ratios:

a:b:c =1.2974:1:0.6227

Cell Dimensions:

a = 9.8973, b = 7.6282, c = 4.7505, Z = 2; beta = 90.416° V = 358.65 Den(Calc)= 4.27

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 2₁/a

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

By Intensity(I/I_o): 2.85(1), 3.13(0.86), 2.56(0.46),6.06(0.42), 3.74(0.37), 3.44(0.34), 2.21(0.33), 1.976(0.3),

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

Lulu X M , Zhi-Zhong P , Geochemistry , 5 (1986) p.280-285, Crystal structure of xinganite, Locality: Daxinganling, China

Physical Properties of Hingganite-(Ce)

Cleavage:

None

Color:

Pale tan, Reddish brown.

Diaphaneity:

Transparent to Translucent

Hardness:

5-6 - Between Apatite and Orthoclase

Luminescence:

Non-fluorescent.

Luster:

Vitreous (Glassy)

Streak:

white

Optical Properties of Hingganite-(Ce)

Gladstone-Dale:

CI calc= 0.045 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1756,KC= 0.1838
Ncalc = 1.79

Optical Data:

Biaxial (?), b=1.75

Calculated Properties of Hingganite-(Ce)

Electron Density:

Bulk Density (Electron Density)=3.95 gm/cc
note: Specific Gravity of Hingganite-(Ce) =4.27 gm/cc.

Fermion Index:

Fermion Index = 0.05
Boson Index = 0.95

Photoelectric:

PE_{Hingganite-(Ce)}= 208.00 barns/electron
U=PE_{Hingganite-(Ce)} x r_electron= 821.42 barns/cc.

Radioactivity:

GRapi = 40,394.04 (Gamma Ray American Petroleum Institute Units)
Concentration of Hingganite-(Ce) per GRapi unit = 24.76 (PPM)

Hingganite-(Ce) 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) 753.00 ±188.25 grams of pure Hingganite-(Ce) .

**Estimated Radioactivity from Hingganite-(Ce)** - weak
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 / 7.65 cm	917,217	2.48E-05	40,394.04	13.28
100 gm / 3.55 cm	91,722	2.48E-06	4,039.40	1.33
10 gm / 1.65 cm	9,172	2.48E-07	403.94	0.13
1 gm / 7.65 mm	917	2.48E-08	40.39	0.01
0.1 gm / 3.55 mm	92	2.48E-09	4.04	0.00
0.01 gm / 1.65 mm	9	2.48E-10	0.40	0.00
0.001 gm / 0.76 mm	1	2.48E-11	0.04	0.00

Weight of pure Hingganite-(Ce) in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.27 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 ( 2.05 % Th) From Sum REE Elements (40.93 % REE)

Hingganite-(Ce) Classification

Dana Class:

54.02.01a.02 (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

Strunz Class:

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-(Ce) Information

References:

NAME( Dana8) PHYS. PROP.(Am.Min.,v75:432 and v93:1688) OPTIC PROP.(Am.Min.,Vol.75,p432,1990)

See Also:

Links to other databases for Hingganite-(Ce) :
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 (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

Search for Hingganite-(Ce) using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Hingganite-(Ce) :

A Bijoux Google Search for Hingganite-(Ce)
Adam's Minerals Google Search for Hingganite-(Ce)
Cape Minerals Google Search for Hingganite-(Ce)
Dakota Matrix Minerals Google Search for Hingganite-(Ce)
Excalibur Mineral Corp. Google Search for Hingganite-(Ce)
Exceptional Minerals Google Search for Hingganite-(Ce)
John Betts Fine Minerals Search for Hingganite-(Ce)
McDougall Minerals Google Search for Hingganite-(Ce)
Mineral News Website Link
Rock and Mineral Shows Google Search for Hingganite-(Ce)
Weinrich Minerals, Inc. Google Search for Hingganite-(Ce)

Ask about Hingganite-(Ce) 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 Hingganite-(Ce) Specimen Label here :

Hingganite-(Ce)

(Ce,Ca)2([ ],Fe)Be2Si2O8[(OH),O]2
Dana No: 54.02.01a.02 Strunz No: 09.AJ.20
Locality:

Notes: