Jianshuiite Mineral Data + 
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- 7.8.2.1 Chalcophanite (Zn,Fe,Mn)Mn3O7·3(H2O) R 3 3
- 7.8.2.2 Aurorite (Mn,Ag,Ca)Mn3O7·3(H2O) P1 1
- 7.8.2.3 Jianshuiite (Mg,Mn)Mn3O7·3(H2O) R 3 or R 3 Trig
- 7.8.2.4 Ernienickelite NiMn3O7·3(H2O) R 3 or R 3 Trig
- IV/F.11-05 Jianshuiite (Mg,Mn)Mn3O7·3(H2O) R 3 or R 3 Trig
- IV/F.11-10 Aurorite (Mn,Ag,Ca)Mn3O7·3(H2O) P1 1
- IV/F.11-15 Ernienickelite NiMn3O7·3(H2O) R 3 or R 3 Trig
- IV/F.11-20 Chalcophanite (Zn,Fe,Mn)Mn3O7·3(H2O) R 3 3
- IV/F.11-25 Cianciulliite Mn(Mg,Mn)2Zn2(OH)10·2-4(H2O) C 2/m 2/m
- IV/F.11-30 Birnessite (Na,Ca,K)x(Mn,Mn)2O4·1.5(H2O) C 2/m 2/m
General Jianshuiite Information |
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 Chemical Formula: |
(Mg,Mn++)Mn++++3O7·3(H2O) | ||
| Composition: |
Molecular Weight = 366.99 gm | ||
| Calcium 1.09 % Ca 1.53 % CaO | |||
| Magnesium 3.31 % Mg 5.49 % MgO | |||
| Manganese 50.90 % Mn 7.73 % MnO / 71.07 % MnO2 | |||
| Hydrogen 1.54 % H 13.75 % H2O | |||
| Oxygen 43.16 % O | |||
| ______ ______ | |||
| 100.00 % 99.56 % = TOTAL OXIDE | |||
| Empirical Formula: |
Mg0.5Mn2+0.4Ca0.1Mn4+3O7.1·2.8(H2O) | ||
| Environment: |
Hypogene mineral in manganese ore. | ||
| IMA Status: |
Approved IMA 1992 | ||
| Locality: |
Lu Village, Juanshui County, Yunnan Province, China. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for the locality. | ||
| Synonym: |
IMA1990-019 | ||
Search for Jianshuiite Images | |||
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Images:
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Jianshuiite Crystallography |
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| Axial Ratios: |
a:c = 1:2.76127 | ||
| Cell Dimensions: |
a = 7.54, c = 20.82, Z = 6; V = 1,025.07 Den(Calc)= 3.57 | ||
| Crystal System: |
TrigonalSpace Group: R 3 or R 3 | ||
| X Ray Diffraction: |
By Intensity(I/Io): 6.965(1), 2.23(0.23), 3.483(0.11), | ||
Physical Properties of Jianshuiite |
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| Color: |
Brown, Brownish black. | ||
| Density: |
3.5 - 3.6, Average = 3.55 | ||
| Diaphaniety: |
Opaque | ||
| Habit: |
Aggregates - Made of numerous individual crystals or clusters. | ||
| Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. | ||
| Habit: |
Massive - Granular - Common texture observed in granite and other igneous rock. | ||
| Hardness: |
1.5-2 - Talc-Gypsum | ||
| Luster: |
Metallic | ||
| Streak: |
brown | ||
Calculated Properties of Jianshuiite |
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| Electron Density: |
relectron=3.46 gm/cc |
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| Fermion Index |
Fermion Index = 0.00353 Boson Index = 0.99647 |
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| Photoelectric: |
PEJianshuiite = 13.28 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Jianshuiite is Not Radioactive |
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Jianshuiite Classification |
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| Dana Class: |
7.8.2.3 (7)Multiple Oxides | ||
| (7.8)where A B (O)2·x(H2O) | |||
| (7.8.2)Dana Group | |||
| Strunz Class: |
IV/F.11-05 IV - Oxides | ||
| IV/F - Hydroxides and oxidic hydrates, water-bearing oxides with layered structure | |||
| IV/F.11 - Jiansuiite - Birnessite series | |||
Other Jianshuiite Information |
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| References: |
NAME( AntBidBlaNic3) PHYS. PROP.(AntBidBlaNic3) | ||
| See Also: |
Links to other databases for Jianshuiite : 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 Search for Jianshuiite using: Visit our Advertisers for Jianshuiite : Translate Jianshuiite Mineral Data : Ask about Jianshuiite here : Print or Cut-and-Paste your Jianshuiite Specimen Label here :
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