| Cobaltlotharmeyerite Mineral Data |
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- 37.1.6.1 Lotharmeyerite CaZnMn(AsO3OH)4(OH)3 C 2/m,C 2,Cm Mono
- 37.1.6.2 Ferrilotharmeyerite Ca(Zn,Cu)(Fe,Zn)(AsO4)2(OH,H2O)2 C 2/m 2/m
- 37.1.6.3 Cobaltlotharmeyerite ! Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- 37.1.6.4 Nickellotharmeyerite! Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-02 Schneebergite! Bi(Co,Ni)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-04 Nickelschneebergite! Bi(Ni,Co)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-05 Mawbyite Pb(FeZn)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-06 Cabalzarite! Ca(Mg,Al,Fe)2(AsO4)2(H2O,OH)2 C 2/m 2/m
- VII/C.31-08 Nickellotharmeyerite! Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-10 Ferrilotharmeyerite Ca(Zn,Cu)(Fe,Zn)(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-20 Lotharmeyerite CaZnMn(AsO3OH)4(OH)3 C 2/m,C 2,Cm Mono
- VII/C.31-30 Manganlotharmeyerite! Ca(Mn,Mg,)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-35 Cobaltlotharmeyerite Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-36 Cobalttsumcorite! Pb(Co,Fe)2(AsO4)2(OH,H2O)2 C 2/m 2/m
- VII/C.31-40 Thometzekite Pb(Cu,Zn)2(AsO4)2·2(H2O) C 2/m 2/m
- VII/C.31-50 Tsumcorite PbZnFe(AsO4)2·(H2O) C 2/m 2/m
- VII/C.31-74 Krettnichite! PbMn2(VO4)2(OH)2 C 2/m 2/m
- VII/C.31-78 Lukrahnite! Ca(Cu,Zn)(Fe,Zn)(AsO4)2(OH,H2O)2 P1 1
- VII/C.31-80 Phosphogartrellite! PbCuFe(PO4)2(OH,H2O)2 P1 1
- VII/C.31-90 Gartrellite Pb(Cu,Fe)2(AsO4,SO4)2(CO3,H2O)0.7 P1,P 1 Tri
- VII/C.31-92 Zincgartrellite! Pb(Zn,Fe,Cu)2(AsO4)2(OH,H2O)2 P1 1
- VII/C.31-98 Rappoldite! Pb(Co,Ni,Zn,)2(AsO4)2·2(H2O) P1 1
- VII/C.31-100 Helmutwinklerite PbZn2(AsO4)2·2(H2O) P1 1
General Cobaltlotharmeyerite Information |
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 Chemical Formula: |
Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 | ||
| Composition: |
Molecular Weight = 468.87 gm | ||
| Calcium 8.55 % Ca 11.96 % CaO | |||
| Iron 8.34 % Fe 10.73 % FeO | |||
| Cobalt 12.57 % Co 17.69 % Co2O3 | |||
| Nickel 3.76 % Ni 4.78 % NiO | |||
| Arsenic 31.96 % As 49.02 % As2O5 | |||
| Hydrogen 0.71 % H 6.34 % H2O | |||
| Oxygen 34.12 % O | |||
| ______ ______ | |||
| 100.00 % 100.51 % = TOTAL OXIDE | |||
| Empirical Formula: |
CaCoFe2+0.7Ni0.3(AsO4)2(OH)0.7(H2O)1.3 | ||
| Environment: |
Secondary phosphate mineral in cobalt and nickel-bearing ore dumps. Tsumcorite group. | ||
| IMA Status: |
Approved IMA 1998 (Dana # Added) | ||
| Locality: |
On dump material from the mining area "Am RotenBerg," approximately 4.8 km SW of the center of Schneeberg, Saxony, Germay. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named as the cobalt dominant analogue of lotharmeyerite, | ||
| Synonym: |
ICSD 89036 | ||
| IMA1997-027 | |||
Cobaltlotharmeyerite Image | |||
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Images:
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Cobaltlotharmeyerite Crystallography |
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| Axial Ratios: |
a:b:c =1.4484:1:1.1911 | ||
| Cell Dimensions: |
a = 9.024, b = 6.23, c = 7.421, Z = 2; beta = 115.15° V = 377.65 Den(Calc)= 4.12 | ||
| Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.545(1), 2.828(0.88), 3.188(0.85),2.972(0.82), 4.955(0.66), 3.398(0.54), 3.115(0.51), | ||
Physical Properties of Cobaltlotharmeyerite |
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| Cleavage: |
None | ||
| Color: |
Brown. | ||
| Diaphaniety: |
Translucent | ||
| Habit: |
Aggregates - Made of numerous individual crystals or clusters. | ||
| Habit: |
Fan Shaped - Occurs as radiating crystals shaped like a fan. | ||
| Habit: |
Lath - Shaped like a small, thin plaster lath, tabular (rectangular) in shape. | ||
| Hardness: |
4.5 - Between Fluorite and Apatite | ||
| Luster: |
Vitreous - Adamantine | ||
| Streak: |
light brown | ||
Optical Properties of Cobaltlotharmeyerite |
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| Gladstone-Dale: |
CI calc= 0.08 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1958,KC= 0.2129 |
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| Optical Data: |
Biaxial (+), a=1.78, b=1.79, g=1.85, bire=0.0700, 2V(Calc)=46, 2V(Meas)=48. Dispersion r > v distinct. | ||
Calculated Properties of Cobaltlotharmeyerite |
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| Electron Density: |
relectron=3.92 gm/cc |
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| Fermion Index |
Fermion Index = 0.00247 Boson Index = 0.99753 |
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| Photoelectric: |
PECobaltlotharmeyerite = 31.29 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Cobaltlotharmeyerite is Not Radioactive |
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Cobaltlotharmeyerite Classification |
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| Dana Class: |
37.1.6.3 (37)Anhydrous Acid Phosphates, etc | ||
| (37.1)with miscellaneous formulae | |||
| (37.1.6)Dana Group | |||
| Strunz Class: |
VII/C.31-35 VII - Phosphates, Arsenates and Vanadates | ||
| VII/C - Water-bearing phosphates without unfamiliar anions, cations of medium and big size: Fe, Mn, Zn, Mg and Ca, (NH4)1+ | |||
| VII/C.31 - Mawbyite - Gartrellite series | |||
Other Cobaltlotharmeyerite Information |
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| References: |
NAME( MinRec, Vol 31, No 4) PHYS. PROP.(MinRec, Vol 31, No 4) OPTIC PROP.(MinRec, Vol 31, No 4) | ||
| See Also: |
Links to other databases for Cobaltlotharmeyerite : 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 Search for Cobaltlotharmeyerite using: Visit our Advertisers for Cobaltlotharmeyerite : AA Mineral SpecimensB & L Fine Minerals Crystal Vaults Dan Weinrich Fine Minerals Dan Weinrich Auctions e-Rocks Auctions Excalibur Minerals Exceptional Minerals Fabre Minerals Greenside Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club MineralsWeb Fine Minerals Rockshop.cz T G Fine Minerals Wrights Rock Shop Translate Cobaltlotharmeyerite Mineral Data : Ask about Cobaltlotharmeyerite here : Print or Cut-and-Paste your Cobaltlotharmeyerite Specimen Label here :
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