Classification of Nickenichite |
| IMA status: | Approved |
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| Strunz 8th edition ID: | 7/A.07-30
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| Nickel-Strunz 10th (pending) edition ID: | 8.AC.10
8 : PHOSPHATES, ARSENATES, VANADATES A : Phosphates, etc. without additional anions, without H2O C : With medium-sized and large cations |
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| Dana 7th edition ID: | 38.2.7.3 |
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| Dana 8th edition ID: | 38.2.3.9
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES 2 : (AB)5(XO4)3 |
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| mindat.org URL: | http://www.mindat.org/min-2900.html Please feel free to link to this page. |
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Type Occurrence of Nickenichite |
| Type Locality: | Nickenichite-bearing fumarole, Nickenicher Sattel (Eicher Sattel), Eich, Andernach, Eifel Mts, Rhineland-Palatinate, Germany |
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| Year of Discovery: | 1993 |
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Physical Properties of Nickenichite |
| Colour: | Bright blue. |
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| Hardness (Mohs): | 3 |
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Crystallography of Nickenichite |
| Crystal System: | Monoclinic |
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| Cell Parameters: | a = 11.88Å, b = 12.76Å, c = 6.64Å β = 112.81° |
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| Ratio: | a:b:c = 0.931 : 1 : 0.52 |
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| Unit Cell Volume: | V 927.83 ų (Calculated from Unit Cell) |
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Optical Data of Nickenichite |
| Type: | Biaxial (+) |
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| RI values: | nα = 1.714 nβ = 1.744 nγ = 1.783 |
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| 2V: | Measured: 60° to 84°, Calculated: 86° |
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| Maximum Birefringence: | δ = 0.069
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | High |
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| Dispersion: | weak |
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Chemical Properties of Nickenichite |
| Formula: | |
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| Essential elements: | As, Ca, Cu, Mg, Na, O |
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| All elements listed in formula: | As, Ca, Cu, Fe, Mg, Na, O |
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| Common Impurities: | K,Mn,P |
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Relationship of Nickenichite to other Species |
| Related Minerals - Nickel-Strunz Grouping): | | 8.AC.05 | Howardevansite | | | 8.AC.10 | Alluaudite | | (Na,Ca)Mn | | (Fe | | ,Mn | | ,Fe | | ,Mg) | | (PO | | ) | | |
| | 8.AC.10 | Arseniopleite | | | 8.AC.10 | Caryinite | | (Na,Pb)(Ca,Na)((Ca,Mn | | )(Mn | | ,Mg,Fe | | )[AsO | | ] | | |
| | 8.AC.10 | Ferroalluaudite | | | 8.AC.10 | Hagendorfite | | | 8.AC.10 | Johillerite | | | 8.AC.10 | Maghagendorfite | | | 8.AC.10 | Varulite | | | 8.AC.10 | Ferrohagendorfite | | | 8.AC.10 | Bradaczekite | | | 8.AC.10 | Yazganite | | | 8.AC.10 | Ferro-alluaudite | | | 8.AC.15 | Bobfergusonite | | | 8.AC.15 | Ferrowyllieite | | (Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO | | ) | | |
| | 8.AC.15 | Qingheiite | | | 8.AC.15 | Rosemaryite | | (Na,Ca,Mn)(Mn,Fe | | )(Fe | | ,Mg)Al(PO | | ) | | |
| | 8.AC.15 | Wyllieite | | (Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO | | ) | | |
| | 8.AC.15 | Ferrorosemaryite | | | 8.AC.20 | Marićite | | | 8.AC.25 | Berzeliite | | | 8.AC.25 | Manganberzeliite | | | 8.AC.25 | Palenzonaite | | | 8.AC.25 | Schäferite | | | 8.AC.30 | Brianite | | | 8.AC.35 | Vitusite-(Ce) | | | 8.AC.40 | Olgite | | | 8.AC.40 | Bario-olgite | | | 8.AC.45 | Strontiowhitlockite | | | 8.AC.45 | Whitlockite | | | 8.AC.45 | Merrillite | | | 8.AC.45 | Tuite | | | 8.AC.45 | Ferromerrillite | | | 8.AC.50 | Chladniite | | {Ca}{Na | | }{Ca | | Na | | }{(Mg,Fe | | ) | | }[PO | | ] | | |
| | 8.AC.50 | Fillowite | | {Mn | | }{Na | | }{Ca | | Na | | }{(Mn | | ,Fe | | ) | | }[PO | | ] | | |
| | 8.AC.50 | Johnsomervilleite | | {Ca}{Na | | [ ] | | }{Ca | | Na | | }{(Fe | | ,Mg,Mn | | ) | | }[PO | | ] | | |
| | 8.AC.50 | Galileiite | | | 8.AC.50 | Stornesite-(Y) | | {(Y, Ca)}{Na | | [ ] | | }{(Ca,Na) | | }{(Mg,Fe | | ) | | }[PO | | ] | | |
| | 8.AC.50 | IMA2006-006 | | | 8.AC.55 | Harrisonite | | | 8.AC.60 | Kosnarite | | | 8.AC.65 | Panethite | | | 8.AC.70 | Stanfieldite | | | 8.AC.75 | Ronneburgite | | | 8.AC.80 | Tillmannsite | | | 8.AC.85 | Filatovite | |
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| Related Minerals - Dana Grouping): | |
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Other Names for Nickenichite |
| Synonyms: | |
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| German names: | |
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| Russian names: | |
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| Spanish names: | |
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Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Nickenichite |
| Reference List: | Auernhammer, M., Effenberger, H., Hentschel, G., Reinecke, Th. and Tillmanns, E. (1993): Nickenichite, a new arsenate from the Eifel, Germany. Mineralogy and Petrology, 48, 153-166.
New Minerals (1997), New Minerals 1990-1994.
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Articles/Blogs about Nickenichite |
Internet Links for Nickenichite |
| Search Engines: |
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| External Links: | Look for Nickenichite on WebmineralLook for Nickenichite on Athena MineralogyLook for Nickenichite on WikipediaLook for Nickenichite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Nickenichite in the Natural History Museum (London) online catalogue |
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| Mineral Dealers: | Wilensky Fine MineralsFabre Minerals - search for Nickenichite specimensWendel Minerals - Auktion & ShopBuy fine minerals and gemstones from Pala InternationalSearch for Nickenichite at Thames Valley MineralsSearch for Nickenichite on minvision.comLapis Mineral MagazinBuy from David K Joyce mineralsMineral Classics - Worldwide Collector Quality Minerals and GemsFine Minerals from Dan Weinrich MineralsThe Arkenstone - Fine MineralsRare and Unusual minerals at Mineralogical Research Company |
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Localities for Nickenichite |
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