Quenselite (original) (raw)
A valid IMA mineral species - grandfathered
About QuenseliteHide
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Lustre:
Adamantine, Metallic
Crystal System:
Monoclinic
Name:
Named after Percy Dudgeon Quensel (8. September 1881 in Marstrand, Bohuslän - 3. March 1966), Professor of Mineralogy, University of Stockholm, Sweden and editor of the journal Geologiska Föreningens i Stockholm Förhandlingar.
This page provides mineralogical data about Quenselite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:3340:0
83d7b972-a8bd-4887-9ffe-aabe316b4062
IMA Classification of QuenseliteHide
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Approved, 'Grandfathered' (first described prior to 1959)
Classification of QuenseliteHide
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4.FE.30
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
E : Hydroxides with OH, without H2O; sheets of edge-sharing octahedra
6.4.1.2
6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
4 : Miscellaneous
7.11.29
7 : Oxides and Hydroxides
11 : Oxides of Sn and Pb
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 |
|---|---|---|
| Qns | 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 QuenseliteHide
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Transparency:
Translucent, Opaque
Streak:
Dark brownish gray
Hardness:
VHN100=0171 - 268 kg/mm2 - Vickers
Cleavage:
Perfect
on {001} - micaceous
Comment:
Somewhat malleable
Density:
6.842 g/cm3 (Measured) 7.133 g/cm3 (Calculated)
Optical Data of QuenseliteHide
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δ = 2.300
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Optical Extinction:
X = b; Y ≃ c.
Reflectivity:
| Wavelength | R1 | R2 |
|---|---|---|
| 400nm | 28.1% | 32.6% |
| 420nm | 26.7% | 30.9% |
| 440nm | 25.3% | 29.2% |
| 460nm | 24.0% | 27.7% |
| 480nm | 23.0% | 26.3% |
| 500nm | 22.1% | 25.1% |
| 520nm | 21.4% | 24.2% |
| 540nm | 20.8% | 23.4% |
| 560nm | 20.4% | 22.8% |
| 580nm | 20.0% | 22.2% |
| 600nm | 19.7% | 21.8% |
| 620nm | 19.5% | 21.5% |
| 640nm | 19.4% | 21.3% |
| 660nm | 19.2% | 21.0% |
| 680nm | 19.2% | 20.9% |
| 700nm | 19.2% | 20.9% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 32.6%.
R1 shown in black, R2 shown in red
Comments:
Absorption: Z > X.
Chemistry of QuenseliteHide
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Mindat Formula:
PbMnO2(OH)
Crystallography of QuenseliteHide
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Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 5.61 Å, b = 5.70 Å, c = 9.15 Å
β = 93°
Ratio:
a:b:c = 0.984 : 1 : 1.605
Unit Cell V:
292.19 ų (Calculated from Unit Cell)
Morphology:
Crystals tabular {010}; also slightly elongated [001] or [100]. Striated on {011} parallel to [100].
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0010724 | Quenselite | Rouse R C (1971) The crystal structure of quenselite Zeitschrift fur Kristallographie 134 321-332 |  |
1971 | Langban, Sweden | 0 | 293 |
| 0020691 | Quenselite | Bystrom A (1944) The structure of quenselite, PbMnO2OH Arkiv for Kemi, Mineralogi och Geologi 19 1-9 | 1944 | Langban, Sweden | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.04 Å | (100) |
| 2.72 Å | (80) |
| 3.68 Å | (70) |
| 3.60 Å | (70) |
| 2.95 Å | (60) |
| 2.44 Å | (40) |
| 2.08 Å | (40) |
Comments:
Långban mine, Sweden.
Geological EnvironmentHide
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Type Occurrence of QuenseliteHide
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Place of Conservation of Type Material:
No designated type material.
Geological Setting of Type Material:
Metamorphosed manganese deposit.
Associated Minerals at Type Locality:
Other Language Names for QuenseliteHide
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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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Notes:
Soluble in dilute acids including acetic acid. With HCl evolves Cl2. Upon heating loses water.
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 QuenseliteHide
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References for QuenseliteHide
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Localities for QuenseliteHide
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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 | |
|---|---|
| New South Wales Wellington Co. ⓘ Mudgee | Sorrell (n.d.) |
| China | |
| Shandong Linyi Mengyin County Mengyin Kimberlite field Changma Kimberlite belt Wangcun deposit ⓘ Shengli pipes | Gorshkov et al. (2006) |
| India | |
| Andhra Pradesh Vizianagaram District ⓘ Devada deposit | Raju et al. (1972) |
| Gujarat Panch Mahal District ⓘ Shivrajpur | Rasul (1965) |
| Japan | |
| Yamagata Prefecture ⓘ Mori mine | Nambu & Yoshida (1993) |
| Mexico | |
| Coahuila Múzquiz Municipality La Encantada mining district ⓘ La Encantada Mine | Calderon-Rodarte et al. (2017) |
| Pacific Ocean | |
| Sea of Japan ⓘ Belyaevsky Rise | Volokhina et al. (2020) +3 other references |
| Sweden (TL) | |
| Värmland County Filipstad Långban Ore District ⓘ Långban Mine (TL) |
Rouse (1971) +1 other reference |
| ⓘ Amerika stope | Christopher O'Neill photo & collection ( old label) |
| UK | |
| Scotland Dumfries and Galloway Newton Stewart ⓘ Luce Bay | Nicholson (1989) |
| USA | |
| Utah Utah County East Tintic Mining District ⓘ Burgin Mine | U.S. GEOLOGICAL SURVEY PROFESSIONAL ... +1 other reference |