General Zincolibethenite Information Chemical Formula: |
CuZn(PO4)OH |
Composition: |
Molecular Weight = 240.99 gm |
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Zinc 27.73 % Zn 34.52 % ZnO |
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Copper 25.84 % Cu 32.35 % CuO |
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Phosphorus 12.81 % P 29.36 % P2O5 |
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Hydrogen 0.42 % H 3.74 % H2O |
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Oxygen 33.20 % O |
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______ ______ |
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100.00 % 99.96 % = TOTAL OXIDE |
Empirical Formula: |
Cu0.98Zn1.02P0.99O4(OH) |
Environment: |
Thought to have formed from a Zn-rich cupriferous fluid which possibly originated from the late-stage alteration of tarbuttite. Zn-dominant analogue of libethenite. |
IMA Status: |
Approved IMA 2003 (Dana # Added) |
Locality: |
Broken Hill mines, Northern Rhodesia (now Kabwe, Zambia). Link to MinDat.org Location Data. |
Name Origin: |
Named for its relationship to libethenite. |
Synonym: |
IMA2003-010 |
| | Zincolibethenite Image
Images:
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Zincolibethenite Crystallography Axial Ratios: |
a:b:c =1.008:1:0.7115 |
Cell Dimensions: |
a = 8.3263, b = 8.2601, c = 5.8771, Z = 4; V = 404.20 Den(Calc)= 3.96 |
Crystal System: |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pnnm |
X Ray Diffraction: |
By Intensity(I/Io): 4.7937(1)(011), 2.6325(0.47)(310), 5.8676(0.39)(110),2.9351(0.33)(220), 3.6993(0.22)(120), 2.4049(0.19)(311), 2.304(0.18)(320), |
| Physical Properties of Zincolibethenite Cleavage: |
{001} Distinct |
Color: |
Bright green. |
Diaphaneity: |
Translucent |
Habit: |
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). |
Habit: |
Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite) |
Habit: |
Spherical - Spherical, rounded aggregates. |
Hardness: |
3.5 - Copper Penny |
Luster: |
Vitreous (Glassy) |
Streak: |
pale green |
| Optical Properties of Zincolibethenite Gladstone-Dale: |
CI calc= 0.005 (Superior) - where the CI = (1-KPDcalc/KC) |
KPDcalc= 0.1751,KC= 0.176 Ncalc = 1.7 Optical Data: |
Biaxial (-), a=1.66, b=1.705, g=1.715, bire=0.0550 |
| Calculated Properties of Zincolibethenite Electron Density: |
Bulk Density (Electron Density)=3.78 gm/cc |
note: Specific Gravity of Zincolibethenite =3.96 gm/cc. Fermion Index: |
Fermion Index = 0.01 |
Boson Index = 0.99 Photoelectric: |
PEZincolibethenite = 25.92 barns/electron |
U=PEZincolibethenite x rElectron Density= 97.98 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Zincolibethenite is Not Radioactive | Zincolibethenite Classification Dana Class: |
41.06.06.05 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen |
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(41.06)where (A)2 (XO4) Zq |
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(41.06.06)Olivenite Group |
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Strunz Class: |
08.BB.30 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.B - Phosphates, etc. with Additional Anions, without H2O |
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08.BB -With only medium-sized cations, (OH, etc.):RO4 £ 1:1 |
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| Other Zincolibethenite Information References: |
NAME( AmMin, v90, p1950) PHYS. PROP.(AmMin, v90, p1950) OPTIC PROP.(AmMin, v90, p1950) |
See Also: |
Links to other databases for Zincolibethenite : |
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 Search for Zincolibethenite using: Visit our Advertisers for Zincolibethenite : A Bijoux Google Search for ZincolibetheniteAdam's Minerals Google Search for Zincolibethenite Cape Minerals Google Search for Zincolibethenite Dakota Matrix Minerals Google Search for Zincolibethenite Excalibur Mineral Corp. Google Search for Zincolibethenite Exceptional Minerals Google Search for Zincolibethenite John Betts Fine Minerals Search for Zincolibethenite McDougall Minerals Google Search for Zincolibethenite Mineral News Website Link Rock and Mineral Shows Google Search for Zincolibethenite Weinrich Minerals, Inc. Google Search for Zincolibethenite Ask about Zincolibethenite here : Print or Cut-and-Paste your Zincolibethenite Specimen Label here :
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