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Sanromanite Mineral Data

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General Sanromanite Information

Help on Chemical  Formula: Chemical Formula: Na2CaPb3(CO3)5
Help on Composition: Composition: Molecular Weight = 1,007.70 gm
   Sodium    4.56 %  Na    6.15 % Na2O
   Calcium   3.98 %  Ca    5.56 % CaO
   Lead     61.68 %  Pb   64.07 % Pb2O
   Carbon    5.96 %  C    21.84 % CO2
   Oxygen   23.82 %  O
           ______        ______ 
           100.00 %       97.62 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2CaPb3(CO3)5
Help on Environment: Environment: Burbankite group
Help on IMA Status: IMA Status: Proposed IMA 2006 (Dana # Added)
Help on Locality: Locality: Mina Santa Rosa, Iquique, Northern Chile Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Help on Synonym: Synonym: IMA2006-009

Sanromanite Image

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  Sanromanite   Juangodoyite   Chalconatronite

Comments: Yellowish, long balded sanromanite crystals in vug with platy, blue juangodoyite replacing green chalconatronite.
Location: Santa Rosa mine, Iquique Province, Tarapaca, Chile. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

Sanromanite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.62943
Help on Cell Dimensions: Cell Dimensions: a = 10.5564, c = 6.6446, V = 641.26
Help on Crystal System: Crystal System: Hexagonal - Dihexagonal Pyramidal H-M Symbol (6mm) Space Group: P 63mc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.769(1), 2.64(0.65), 3.066(0.51),2.161(0.5), 2.688(0.5), 1.993(0.44), 3.323(0.43), 2.066(0.34),

Optical Properties of Sanromanite

Help on Optical Data: Optical Data:

Calculated Properties of Sanromanite

Help on Fermion Index: Fermion Index: Fermion Index = 0.13
Boson Index = 0.87
Help on Photoelectric: Photoelectric: PESanromanite =1,090.01 barns/electron
U=PESanromanite x rElectron Density= . barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sanromanite is Not Radioactive

Sanromanite Classification

Help on  Dana Class: Dana Class: (14)Anhydrous Carbonates
  (14.04)with Compound Formula A+2 B++2 (CO3)4
  (14.04.04)Burbankite Group (Hexagonal) Burbankite (Na,Ca)3(Sr,Ba,Ce)3(CO3)5 P 63/mmc 6/m 2/m 2/m Khanneshite (NaCa)3(Ba,Sr,Ce,Ca)3(CO3)5 P 63mc 6mm Calcioburbankite Na3(Ca,REE,Sr)3(CO3)5 P 63mc 6mm Sanromanite! Na2CaPb3(CO3)5 P 63mc 6mm
Help on  Strunz Class: Strunz Class: 05.AC.30 05 - CARBONATES (NITRATES)
  05.A - Carbonates without additional anions, without H2O
  05.AC -Alkali and alkali-earth carbonates
05.AC.30 Burbankite (Na,Ca)3(Sr,Ba,Ce)3(CO3)5 P 63/mmc 6/m 2/m 2/m
05.AC.30 Calcioburbankite Na3(Ca,REE,Sr)3(CO3)5 P 63mc 6mm
05.AC.30 Khanneshite (NaCa)3(Ba,Sr,Ce,Ca)3(CO3)5 P 63mc 6mm
05.AC.30 Sanromanite! Na2CaPb3(CO3)5 P 63mc 6mm

Other Sanromanite Information

Help on See Also: See Also: Links to other databases for Sanromanite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Dana No: Strunz No: 05.AC.30





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