Sabelliite Mineral Data

Sabelliite Mineral Data +

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General Sabelliite Information

Chemical Formula:

Cu2Zn(As,Sb)O4(OH)3

Composition:

Molecular Weight = 394.13 gm

Zinc 16.59 % Zn 20.65 % ZnO

Copper 32.25 % Cu 40.37 % CuO

Antimony 7.72 % Sb 10.26 % Sb₂O₅

Arsenic 14.26 % As 21.87 % As₂O₅

Hydrogen 0.77 % H 6.86 % H₂O

Oxygen 28.42 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Cu₂ZnAs_0.75Sb_0.25O₄(OH)₃

Environment:

In a quartzitic outcrop as rare, minute crystals.

IMA Status:

Approved IMA 1994 (Dana # Added)

Locality:

The abandoned Is Murvonis Mine, Domusnovas, Iglesias district, Sadinia, Italy. Mine dumps near Schwaz, Austria. Link to MinDat.org Location Data.

Name Origin:

For Dr. Cesare Sabelli (1934- ) of the Consiglio Nazionale delle Ricerche, Firenze, Ital.

Synonym:

ICSD 80916

IMA1994-013

PDF 48-1891

Sabelliite Image

Images:

Sabelliite

Comments: Green crystalline sabelliite on matrix.
Location: West Schrofen, Brixlegg, Tirol, Austria. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Sabelliite Crystallography

Axial Ratios:

a:c = 1:0.89196

Cell Dimensions:

a = 8.201, c = 7.315, Z = 3; V = 426.07 Den(Calc)= 4.61

Crystal System:

Trigonal - RhombohedralH-M Symbol ( 3) Space Group: P 3

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

By Intensity(I/I_o): 1.55(1), 2.522(1), 1.805(0.92),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
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Olmi F , Sabelli C , Trosti-Ferroni R , European Journal of Mineralogy , 7 (1995) p.1331-1337, The crystal structure of sabelliite

Physical Properties of Sabelliite

Cleavage:

None

Color:

Emerald green.

Density:

4.65

Diaphaniety:

Transparent

Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Habit:

Crystalline - Fine - Occurs as well-formed fine sized crystals.

Habit:

Cylindrical - Shaped like a cylinder.

Habit:

Tabular - Form dimensions are thin in one direction.

Hardness:

4.5 - Between Fluorite and Apatite

Luminescence:

Non-fluorescent.

Luster:

Adamantine

Streak:

light green

Optical Properties of Sabelliite

Gladstone-Dale:

CI meas= 0.021 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.013 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1734,KPDmeas= 0.1719,KC= 0.1757

Optical Data:

Uniaxial (-), e=1.797, w=1.802, bire=0.0050.

Calculated Properties of Sabelliite

Electron Density:

r_electron=4.32 gm/cc
note: r_Sabelliite=4.61 gm/cc.

Fermion Index

Fermion Index = 0.00693
Boson Index = 0.99307

Photoelectric:

PE_Sabelliite= 57.11 barns/electron
U=PE_Sabelliite x r_electron= 246.48 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Sabelliite is Not Radioactive

Sabelliite Classification

Dana Class:

41.1.2.2 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen

(41.1)where (A++)m (XO4)p Zq, with m:p>4:1

(41.1.2)Dana Group

41.1.2.1 Theisite Cu5Zn5[(As,Sb)O4]2(OH)14 pseudo-HEX Ortho

41.1.2.2 Sabelliite ! Cu2Zn(As,Sb)O4(OH)3 P 3 3

Strunz Class:

VII/B.18-05 VII - Phosphates, Arsenates and Vanadates

VII/B - Waterfree phosphates with unfamiliar anions F, Cl, O,OH, cations of medium size: Mg, Mn, Fe, Cu, Zn, Pseudomalachite group and related compounds

VII/B.18 - Pseudomalachite group, Theisite series

VII/B.18-05 Sabelliite Cu2Zn(As,Sb)O4(OH)3 P 3 3

VII/B.18-10 Theisite Cu5Zn5[(As,Sb)O4]2(OH)14 pseudo-HEX Ortho

Other Sabelliite Information

References:

PHYS. PROP.(Am.Min.,Vol.81,p1014,1996) OPTIC PROP.(MinRec)

See Also:

Links to other databases for Sabelliite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -Handbook of Mineralogy (UofA) 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas 11 - WWW-MINCRYST

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

Sabelliite

Cu2Zn(As,Sb)O4(OH)3
Dana No: 41.1.2.2 Strunz No: VII/B.18-05
Locality:

Notes: