Camerolaite Mineral Data

Camerolaite Mineral Data

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General Camerolaite Information

Chemical Formula:

Cu4Al2[HSbO4,SO4](OH)10(CO3)·2(H2O)

Composition:

Molecular Weight = 738.34 gm

Aluminum 7.31 % Al 13.81 % Al₂O₃

Copper 34.43 % Cu 43.09 % CuO

Antimony 12.37 % Sb 16.43 % Sb₂O₅

Hydrogen 2.01 % H 17.99 % H₂O

Carbon 1.63 % C 5.96 % CO₂

Sulfur 1.09 % S 2.71 % SO₃

Oxygen 41.17 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Cu₄Al₂H_0.75(SbO₄)_0.75(SO₄)_0.25(OH)₁₀(CO₃)·2(H₂O)

IMA Status:

Approved IMA 1991

Locality:

Cap Garonne, Var, France. Link to MinDat.org Location Data.

Name Origin:

Named for Michel Camerola, French mineral collector.

Synonym:

IMA1990-036

Camerolaite Image

Images:

Camerolaite

Comments: Blue spherical aggregates of camerolaite on matrix.
Location: Lubietov? (Libethen), Bansk? Bystrica (Neusohl), Banskobystricky Kraj, Slovak Republic. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Camerolaite Crystallography

Axial Ratios:

a:b:c =3.7082:1:4.3151

Cell Dimensions:

a = 10.765, b = 2.903, c = 12.527, Z = 1; beta = 95.61° V = 389.60 Den(Calc)= 3.15

Crystal System:

Monoclinic - SphenoidalH-M Symbol (2) Space Group: P 2₁ ?

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

By Intensity(I/I_o): 4.276(1), 5.16(0.9), 5.62(0.5),

Physical Properties of Camerolaite

Cleavage:

[100] Good, [001] Good

Color:

Blue green.

Density:

3.1

Diaphaniety:

Transparent

Fracture:

Fibrous - Thin, elongated fractures produced by crystal forms or intersecting cleavages (e.g. asbestos).

Habit:

Aggregates - Made of numerous individual crystals or clusters.

Habit:

Fibrous - Crystals made up of fibers.

Habit:

Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)

Luster:

Silky

Streak:

light green

Optical Properties of Camerolaite

Gladstone-Dale:

CI meas= -0.022 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.006 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2068,KPDmeas= 0.2101,KC= 0.2055

Optical Data:

Biaxial (+), a=1.626, b=1.646, g=1.682, bire=0.0560, 2V(Calc)=76, 2V(Meas)=75-77.

Calculated Properties of Camerolaite

Electron Density:

r_electron=3.05 gm/cc
note: r_Camerolaite=3.15 gm/cc.

Fermion Index

Fermion Index = 0.00046
Boson Index = 0.99954

Photoelectric:

PE_Camerolaite= 52.98 barns/electron
U=PE_Camerolaite x r_electron= 161.38 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Camerolaite is Not Radioactive

Camerolaite Classification

Dana Class:

44.3.11.1 (44)Antimonates

(44.3)with miscellaneous formulae

(44.3.11)Dana Group

44.3.11.1 Camerolaite Cu4Al2[HSbO4,SO4](OH)10(CO3)·2(H2O) P 2₁ ? 2

Strunz Class:

VI/D.08-35 VI - Sulfates,Chromates,Molybdates and Tungstates

VI/D - Water-bearing sulfates with unfamiliar anions. cations of medium size

VI/D.08 - Spangolite - Glaucocerinite series

VI/D.08-05 Bechererite! (Zn,Cu)6Zn2(OH)13[(S,Si)(O,OH)4]2 P 3 3

VI/D.08-10 Spangolite Cu6Al(SO4)(OH)12Cl·3(H2O) P 3₁c 3m

VI/D.08-20 Cyanotrichite Cu4Al2(SO4)(OH)12·2(H2O) Unk Ortho

VI/D.08-30 Carbonate-cyanotrichite Cu4Al2(CO3,SO4)(OH)12·2(H2O) Unk Ortho

VI/D.08-35 Camerolaite Cu4Al2[HSbO4,SO4](OH)10(CO3)·2(H2O) P 2₁ ? 2

VI/D.08-40 Woodwardite Cu4Al2(SO4)(OH)12·2-4(H2O) Unk Hex

VI/D.08-42 Hydrowoodwardite! Cu1-xAlx(OH)2(SO4)x/2·n(H2O)with0<x<0.67andn>3x/2 R 3m 3 2/m

VI/D.08-45 Zincowoodwardite! [Zn1-xAlx(OH)2][(SO4)x/2(H2O)n] P 3- or R 3m 3

VI/D.08-45* Zincowoodwardite-1T! [Zn1BxAlx(OH)2][(SO4)x/2·n(H2O)],x=0.33,n.0.96 P 3 3

VI/D.08-45** Zincowoodwardite-3R! [Zn1BxAlx(OH)2][(SO4)x/2·n(H2O)],0.32<x<0.50,n=0.59 R 3m 3 2/m

VI/D.08-50 Chalcoalumite CuAl4(SO4)(OH)12·3(H2O) P 2₁ 2

VI/D.08-60 Nickelalumite (Ni,Cu)Al4[(SO4),(NO3)2](OH)12·3(H2O) P 2₁ 2

VI/D.08-70 Mbobomkulite (Ni,Cu)Al4(NO3,SO4)2(OH)12·3(H2O) P 2₁ 2

VI/D.08-80 Hydrombobomkulite (Ni,Cu)Al4(NO3,SO4)2(OH)12·14(H2O) Unk Mono

VI/D.08-90 Carrboydite (Ni,Cu)14Al9(SO4,CO3)6(OH)43·7(H2O) Unk Hex

VI/D.08-100 Zincaluminite Zn6Al6(SO4)2(OH)26·5(H2O) Unk Hex

VI/D.08-110 Glaucocerinite (Zn,Cu)5Al3(SO4)1.5(OH)16·9(H2O) Unk (HEX-R) Trig

Other Camerolaite Information

References:

NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)

See Also:

Links to other databases for Camerolaite :
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 -École des Mines de Paris

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

Camerolaite

Cu4Al2[HSbO4,SO4](OH)10(CO3)·2(H2O)
Dana No: 44.3.11.1 Strunz No: VI/D.08-35
Locality:

Notes: