Gysinite-(Nd) Mineral Data

Gysinite-(Nd) Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images       News Help About



[Content and History] [Recent Issues] [Back Issues] [Subscriptions] [Contacts]
See Also: [Diamond Crystals] [Excalibur Minerals] [Hudson Institute] [Minerals on CDROM]
Mineral News was founded some twenty years ago and has developed a following of
avid mineral collectors seeking timely information about new finds and other items
of interest to the collector community. Articles are solicited from collector and scientific authors.


General Gysinite-(Nd) Information

Help on Chemical Formula: Chemical Formula: Pb(Nd,La)(CO3)2(OH)•(H2O)
Help on Composition: Composition: Molecular Weight = 505.15 gm
   Lanthanum   6.87 %  La    8.06 % La2O3
   Hydrogen    0.60 %  H     5.35 % H2O
   Lead       41.02 %  Pb   44.19 % PbO
   Carbon      4.76 %  C    17.42 % CO2
   Neodymium  21.42 %  Nd   24.98 % Nd2O3
   Oxygen     25.34 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: PbNd0.75La0.25(CO3)2(OH)•(H2O)
Help on Environment: Environment: Secondary mineral in the oxidized portions of rare-earth-bearing lead deposits.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Originally found on a museum specimen labelled as coming from Shinkolobwe; however the associated minerals indicate the specimen is more likely from the Kasompi mine, both in Katanga P Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Marcel Gysin (1891-1974), Professor of Mineralogy, University of Geneva, Geneva, Switzerland.
Help on Name Pronunciation: Name Pronunciation: Gysinite-(Nd) Say GYSINITE-(ND)
Help on Synonym: Synonym: ICSD 30968
  PDF 45-1402
 

Search for Gysinite-(Nd) Images

Click Here To Search Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.
  

Gysinite-(Nd) Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.5929:1:0.8529
Help on Cell Dimensions: Cell Dimensions: a = 5.04, b = 8.5, c = 7.25, Z = 2; V = 310.59 Den(Calc)= 5.40
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pmcn
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.676(1), 4.326(1), 2.074(0.6),
Click Here for Large Gysinite-(Nd) Structure Window 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


Feng W J , Zhou G P , Liu Z B , Xu Y , Acta Crystallographica, Section E , 63 (2007) p.i174-i174, Nd(CO3)(OH) from single-crystal data

 

Physical Properties of Gysinite-(Nd)

Help on Cleavage: Cleavage: None
Help on Color: Color: Light pink, Red pink.
Help on Density: Density: 4.82
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 4-4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: light pink
 

Optical Properties of Gysinite-(Nd)

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.034 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.077 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1475,KPDmeas= 0.1653,KC= 0.1599
Ncalc = 1.77 - 1.86
Help on Optical Data: Optical Data: Biaxial (-), a=1.745, b=1.805, g=1.84, bire=0.0950, 2V(Calc)=72, 2V(Meas)=70.
 

Calculated Properties of Gysinite-(Nd)

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.20 gm/cc
note: Specific Gravity of Gysinite-(Nd) =4.82 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.13
Boson Index = 0.87
Help on Photoelectric: Photoelectric: PEGysinite-(Nd) = 884.77 barns/electron
U=PEGysinite-(Nd) x relectron=3,718.83 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 26,314.20 (Gamma Ray American Petroleum Institute Units)
Concentration of Gysinite-(Nd) per GRapi unit = 38.00 (PPM)

Gysinite-(Nd) is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

Estimated Radioactivity from Gysinite-(Nd) - weak
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 / 7.34 cm 633,697 1.71E-05 26,314.20 8.65
100 gm / 3.41 cm 63,370 1.71E-06 2,631.42 0.87
10 gm / 1.58 cm 6,337 1.71E-07 263.14 0.09
1 gm / 7.34 mm 634 1.71E-08 26.31 0.01
0.1 gm / 3.41 mm 63 1.71E-09 2.63 0.00
0.01 gm / 1.58 mm 6 1.71E-10 0.26 0.00
0.001 gm / 0.73 mm 1 1.71E-11 0.03 0.00

Weight of pure Gysinite-(Nd) in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.82 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 ( 1.41 % Th) From Sum REE Elements (28.29 % REE)
 

Gysinite-(Nd) Classification
Help on Dana Class: Dana Class: 16b.01.01.04 (16b)Carbonates - Hydroxyl or Halogen
  (16b.01)where (A)m (B)n (XO3)p Zq, with (m+n):p=1:1
  (16b.01.01)Ancylite group
 
16b.01.01.01 Ancylite-(Ce) SrCe(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
16b.01.01.02 Calcioancylite-(Ce) CaCe(CO3)2(OH)•(H2O) P mmm 2/m 2/m 2/m
 
16b.01.01.03 Calcioancylite-(Nd) CaNd(CO3)2(OH)•(H2O) Pm m
 
16b.01.01.04 Gysinite-(Nd) Pb(Nd,La)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
16b.01.01.05 Ancylite-(La)! Sr(La,Ce)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
16b.01.01.06 Kozoite-(Nd)! (Nd,La,Sm,Pr)(CO3)(OH) Pmcn 2/m 2/m 2/m
 
16b.01.01.07 Kozoite-(La)! La(CO3)(OH) Pmcn 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 05.DC.05 05 - CARBONATES (NITRATES)
  05.D - Carbonates with Additional Anions, with H2O
  05.DC -With large cations
 
05.DC.05 Ancylite-(Ce) SrCe(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
05.DC.05 Ancylite-(La)! Sr(La,Ce)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
05.DC.05 Gysinite-(Nd) Pb(Nd,La)(CO3)2(OH)•(H2O) Pmcn 2/m 2/m 2/m
 
05.DC.05 Calcioancylite-(Ce) CaCe(CO3)2(OH)•(H2O) P mmm 2/m 2/m 2/m
 
05.DC.05 Calcioancylite-(Nd) CaNd(CO3)2(OH)•(H2O) Pm m
 
05.DC.05 Kozoite-(La)! La(CO3)(OH) Pmcn 2/m 2/m 2/m
 
05.DC.05 Kozoite-(Nd)! (Nd,La,Sm,Pr)(CO3)(OH) Pmcn 2/m 2/m 2/m
 

Other Gysinite-(Nd) Information
Help on References: References: NAME( AntBidBlaNic3) 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 Gysinite-(Nd) :
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 - Ruff.Info
13 - WWW-MINCRYST

Search for Gysinite-(Nd) using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Gysinite-(Nd) :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Gysinite-(Nd) Mineral Data :

Ask about Gysinite-(Nd) 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 Espaņol

Print or Cut-and-Paste your Gysinite-(Nd) Specimen Label here :

Gysinite-(Nd)

Pb(Nd,La)(CO3)2(OH)•(H2O)
Dana No: 16b.01.01.04 Strunz No: 05.DC.05
Locality:

 

Notes: