Juangodoyite Mineral Data

Juangodoyite Mineral Data

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General Juangodoyite Information

Chemical Formula:

Na2Cu(CO3)2

Composition:

Molecular Weight = 229.54 gm

Sodium 20.03 % Na 27.00 % Na₂O

Copper 27.68 % Cu 34.65 % CuO

Carbon 10.47 % C 38.35 % CO₂

Oxygen 41.82 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Na₂Cu(CO₃)₂

IMA Status:

Proposed IMA 2004 (Dana # Added)

Locality:

Mina Santa Rosa, Iquique, Chile Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals and Mineral Names (CNMMN)

Synonym:

IMA2004-036

Juangodoyite Image

Images:

Juangodoyite

Comments: Rich blue veinlets of juangodoyite in matrix..
Location: Mina Santa Rosa, Iquique, Chile. Scale: 3.5x2.9x2.2 cm.
© Richard Dale / Dale Minerals

Images:

Juangodoyite IMA2006-009 Sanromanite 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

Juangodoyite Crystallography

Axial Ratios:

a:b:c =0.7552:1:0.6908

Cell Dimensions:

a = 6.171, b = 8.171, c = 5.645, Z = 2; beta = 116.23° V = 255.33 Den(Calc)= 2.99

Crystal System:

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

Optical Properties of Juangodoyite

Optical Data:

NCalc= 1.51 - from Gladstone-Dale relationship (KC = 0.1911) where Ncalc=Dcalc*KC+1

Calculated Properties of Juangodoyite

Electron Density:

r_electron=2.59 gm/cc
note: r_Juangodoyite=2.68 gm/cc.

Fermion Index

Fermion Index = 0.00135
Boson Index = 0.99865

Photoelectric:

PE_Juangodoyite= 12.50 barns/electron
U=PE_Juangodoyite x r_electron= 32.40 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Juangodoyite is Not Radioactive

Juangodoyite Classification

Dana Class:

14.3.6.1 (14)Anhydrous Carbonates

(14.3)with Compound Formula A+2 B++ (CO3)2

(14.3.6)Dana Group

14.3.6.1 Juangodoyite ! Na2Cu(CO3)2 P 2₁/a 2/m

Strunz Class:

V/X.00-00 V - Nitrates, Carbonates and Borates

V/X - Unclassified Strunz Nitrates, Carbonates and Borates

V/X.00 - Carbonate

Other Juangodoyite Information

See Also:

Links to other databases for Juangodoyite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas

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Translate Juangodoyite Mineral Data :

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Print or Cut-and-Paste your Juangodoyite Specimen Label here :

Juangodoyite

Na2Cu(CO3)2
Dana No: 14.3.6.1 Strunz No: V/X.00-00
Locality:

Notes: