Ludjibaite (original) (raw)
A valid IMA mineral species
About LudjibaiteHide
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Specific Gravity:
4.36 (Calculated)
Name:
Named for the type locality; the Ludjiba deposit, near the Ludjiba River, Democratic Republic of the Congo.
May overgrow pseudomalachite (which is usually darker then), or may be intergrown with the latter.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:2451:4
f19db0e3-9b2f-45b3-a3e0-643ee045a38b
IMA Classification of LudjibaiteHide
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Approval history:
IMA1987-009
Type description reference:
Classification of LudjibaiteHide
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8.BD.25
8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
D : With only medium-sized cations, (OH, etc.):RO4= 2:1
41.4.3.3
41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
4 : (AB)5(XO4)2Zq
19.2.4
19 : Phosphates
2 : Phosphates of Cu
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Ldj | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of LudjibaiteHide
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Transparency:
Translucent, Opaque
Streak:
Pale blue to white
Fracture:
Irregular/Uneven
Density:
4.36 g/cm3 (Calculated)
Optical Data of LudjibaiteHide
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RI values:
_n_α = 1.786 _n_γ = 1.840
δ = 0.054
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Chemistry of LudjibaiteHide
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Mindat Formula:
Cu5(PO4)2(OH)4
Crystallography of LudjibaiteHide
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Class (H-M):
1 - Pinacoidal
Cell Parameters:
a = 4.44 Å, b = 5.87 Å, c = 8.68 Å
α = 103.9°, β = 90.3°, γ = 93.2°
Ratio:
a:b:c = 0.756 : 1 : 1.479
Unit Cell V:
219.22 ų (Calculated from Unit Cell)
Morphology:
As bladed crystals, flattened on {011}.
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0000808 | Ludjibaite | Shoemaker G L, Anderson J B, Kostiner E (1981) The crystal structure of a third polymorph of Cu5(PO4)2(OH)4 American Mineralogist 66 169-175 |  |
1981 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 4.46 Å | (100) |
| 3.02 Å | (20) |
| 2.462 Å | (50) |
| 2.408 Å | (20) |
| 2.353 Å | (50) |
| 2.017 Å | (20) |
| 1.572 Å | (20) |
Geological EnvironmentHide
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Type Occurrence of LudjibaiteHide
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General Appearance of Type Material:
Place of Conservation of Type Material:
Royal Museum of Central Africa, Tervuren, Belgium, RMG4445.
Belgian Royal Institute of Natural Sciences, Brussels, RC3514.
Reference:
Piret, P., Deliens, M. (1988) Description de la ludjibaïte, un polymorphe de la pseudomalachite, Cu5(PO4)2(OH)4. Bulletin de Minéralogie: 111: 167-171.
Synonyms of LudjibaiteHide
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Other Language Names for LudjibaiteHide
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Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for LudjibaiteHide
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References for LudjibaiteHide
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Reference List:
Frost, Ray L, Kloprogge, Theo, Williams, Peter A, Martens, Wayde, Johnson, Therese E, Leverett, Peter (2002) Vibrational spectroscopy of the basic copper phosphate minerals: pseudomalachite, ludjibaite and reichenbachite. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 58 (13) 2861-2868 doi:10.1016/s1386-1425(02)00034-3
Frost, Ray L., Williams, Peter A., Martens, Wayde, Kloprogge, J. Theo, Leverett, Peter (2002) Raman spectroscopy of the basic copper phosphate minerals cornetite, libethenite, pseudomalachite, reichenbachite and ludjibaite. Journal of Raman Spectroscopy, 33 (4). 260-263 doi:10.1002/jrs.850
Majzlan, J., Števko, M., Plášil, J., Sejkora, J., Dachs, E. (2023) Thermodynamics of the Cu, Zn, and Cu-Zn phases: zincolivenite, adamite, olivenite, ludjibaite, strashimirite, and slavkovite. Journal of GEOsciences, 68 (1) 67-80 doi:10.3190/jgeosci.367
Localities for LudjibaiteHide
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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 
symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Locality ListHide
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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. 
- Good crystals or important locality for species. 
- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
| Australia | |
|---|---|
| Northern Territory Coomalie Shire Batchelor Rum Jungle ⓘ Brown's Prospect | Vera Munro-Smith (2006) |
| Austria | |
| Styria Weiz District Fischbach Falkenstein ⓘ Quartzite quarry (Steinbruch Rohrdorfer; Tanzer quarry) | Kolitsch (2010) |
| Brazil | |
| Pará Canaã dos Carajás ⓘ Sossego Mine | RRUFF R060413 |
| Chile | |
| Atacama Chañaral Province Diego de Almagro San Pedro de Cachiyuyo mining district ⓘ Manto Cuba Mine | Uwe Kolitsch (PXRD-analysed) |
| Czech Republic | |
| Karlovy Vary Region Karlovy Vary District ⓘ Jáchymov | Lapis 2002 (7/8) |
| DR Congo (TL) | |
| Haut-Katanga Kambove Territory Shinkolobwe ⓘ Ludjiba prospect (TL) |
Piret et al. (1988) +1 other reference |
| Likasi ⓘ Shituru Mine | Lapis (1992) +1 other reference |
| Germany | |
| Rhineland-Palatinate Altenkirchen Betzdorf-Gebhardshain Kausen ⓘ Käusersteimel Mine | Blaß et al. (1995) +1 other reference |
| Greece | |
| Attica East Attica Lavreotiki Lavrion mining district Agios Konstantinos (Kamariza) Mercati mines ⓘ Christiana Mine | Wendel et al. (1999) |
| Namibia | |
| Oshikoto Region Guinas Uris Farm 481 ⓘ Alt Bobos Mine | SMLS Journal 184 (July/August 2003) |
| Portugal | |
| Évora Vila Viçosa Nossa Senhora da Conceição e São Bartolomeu ⓘ Miguel Vacas Mine | Alves (n.d.) |
| Slovakia | |
| Banská Bystrica Region Banská Bystrica District Ľubietová ⓘ Podlipa deposit | Hyršl (1991) +1 other reference |
| ⓘ Rainer mining field | Števko et al. (2016) |
| USA | |
| New Mexico Hidalgo County Pyramid Mountains Lordsburg Mining District Lordsburg Virginia District ⓘ Atwood-Henry Clay Mine (Alamo Mine) | Walstrom (2018) |
| ⓘ General Jerry Boyle | Robert E.Walstrom Collection |
| ⓘ Pole Line prospect | Walstrom (n.d.) |