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Retgersite

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Formula:
NiSO4 · 6H2O
System:
Tetragonal
Colour:
Emerald green with blue ...
Lustre:
Vitreous
Hardness:
Name:
Named after Jan Willem Retgers, Dutch crystallographer.

May occur as a dehydration product of morenosite.

Classification of Retgersite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
7.CB.30

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
B : With only medium-sized cations
29.6.9.1

29 : HYDRATED ACID AND NORMAL SULFATES
6 : AXO4·xH2O
25.12.5

25 : Sulphates
12 : Sulphates of Co and Ni
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First Recorded Occurrence of Retgersite

Year of Discovery:
1948

Physical Properties of Retgersite

Vitreous
Colour:
Emerald green with blue tinge; pale green in transmitted light.
Streak:
Greenish-white
Hardness (Mohs):
Tenacity:
Brittle
Cleavage:
Perfect
On {001}, perfect; traces on {110} in crushed grains under magnification.
Fracture:
Irregular/Uneven, Sub-Conchoidal
Density:
2.04 g/cm3 (Measured)    2.07 g/cm3 (Calculated)
Comment:
2.07 (artificial material).

Crystallography of Retgersite

Crystal System:
Tetragonal
Class (H-M):
4 2 2 - Trapezohedral
Space Group:
P41 21 2
Cell Parameters:
a = 6.78Å, c = 18.28Å
Ratio:
a:c = 1 : 2.696
Unit Cell Volume:
V 840.30 ų (Calculated from Unit Cell)
Morphology:
Artificial crystals thick tabular {001} grading to short prismatic [001]. Fibrous crusts or veinlets, fibers elongated [001]; twisted spire- or horn-like tufts. Single crystals rare.

Optical Data of Retgersite

Type:
Uniaxial (-)
RI values:
nω = 1.511 nε = 1.487
Max Birefringence:
δ = 0.024
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Retgersite

Formula:
NiSO4 · 6H2O
Essential elements:
All elements listed in formula:
Analytical Data:
Soluble in water.

Relationship of Retgersite to other Species

7.CB.05Dwornikite(Ni,Fe)SO4 · H2O
7.CB.05GunningiteZnSO4 · H2O
7.CB.05KieseriteMgSO4 · H2O
7.CB.05Poitevinite(Cu,Fe,Zn)SO4 · H2O
7.CB.05SzmikiteMnSO4 · H2O
7.CB.05SzomolnokiteFeSO4 · H2O
7.CB.05CobaltkieseriteCoSO4 · H2O
7.CB.07SanderiteMgSO4 · 2H2O
7.CB.10BonattiteCuSO4 · 3H2O
7.CB.15Aplowite(Co,Mn,Ni)SO4 · 4H2O
7.CB.15Boyleite(Zn,Mg)SO4 · 4H2O
7.CB.15Ilesite(Mn,Zn,Fe)SO4 · 4H2O
7.CB.15RozeniteFeSO4 · 4H2O
7.CB.15StarkeyiteMgSO4 · 4H2O
7.CB.15DrobeciteCdSO4 · 4H2O
7.CB.15CranswickiteMgSO4 · 4H2O
7.CB.20ChalcanthiteCuSO4 · 5H2O
7.CB.20JôkokuiteMnSO4 · 5H2O
7.CB.20PentahydriteMgSO4 · 5H2O
7.CB.20SiderotilFeSO4 · 5H2O
7.CB.25Bianchite(Zn,Fe)SO4 · 6H2O
7.CB.25Chvaleticeite(Mn,Mg)SO4 · 6H2O
7.CB.25FerrohexahydriteFeSO4 · 6H2O
7.CB.25HexahydriteMgSO4 · 6H2O
7.CB.25Moorhouseite(Co,Ni,Mn)SO4 · 6H2O
7.CB.25Nickelhexahydrite(Ni,Mg,Fe)SO4 · 6H2O
7.CB.35BieberiteCoSO4 · 7H2O
7.CB.35BoothiteCuSO4 · 7H2O
7.CB.35MallarditeMnSO4 · 7H2O
7.CB.35MelanteriteFeSO4 · 7H2O
7.CB.35Zincmelanterite(Zn,Cu,Fe)SO4 · 7H2O
7.CB.35Alpersite(Mg,Cu)[SO4] · 7H2O
7.CB.40EpsomiteMgSO4 · 7H2O
7.CB.40GoslariteZnSO4 · 7H2O
7.CB.40MorenositeNiSO4 · 7H2O
7.CB.45AlunogenAl2(SO4)3 · 17H2O
7.CB.45Meta-alunogenAl2(SO4)3 · 12H2O
7.CB.50AluminocoquimbiteFeAl(SO4)3 · 9H2O
7.CB.55CoquimbiteFe2-xAlx(SO4)3 · 9H2O, x ~0.5
7.CB.55ParacoquimbiteFe2(SO4)3 · 9H2O
7.CB.55Rhomboclase(H5O2)Fe3+(SO4)2 · 2H2O
7.CB.60KorneliteFe2(SO4)3 · 7H2O
7.CB.65QuenstedtiteFe2(SO4)3 · 10H2O
7.CB.70LauseniteFe2(SO4)3·6H2O
7.CB.75LishizheniteZnFe2(SO4)4 · 14H2O
7.CB.75RömeriteFe2+Fe23+(SO4)4 · 14H2O
7.CB.80RansomiteCuFe2(SO4)4 · 6H2O
7.CB.85ApjohniteMn2+Al2(SO4)4 · 22H2O
7.CB.85BíliniteFe2+Fe23+(SO4)4 · 22H2O
7.CB.85Dietrichite(Zn,Fe2+,Mn2+)Al2(SO4)4 · 22H2O
7.CB.85HalotrichiteFeAl2(SO4)4 · 22H2O
7.CB.85PickeringiteMgAl2(SO4)4 · 22H2O
7.CB.85Redingtonite(Fe2+,Mg,Ni)(Cr,Al)2(SO4)4·22H2O
7.CB.85Wupatkiite(Co,Mg,Ni)Al2(SO4)4·22H2O
7.CB.90MeridianiiteMgSO4 · 11H2O
25.12.1BieberiteCoSO4 · 7H2O
25.12.2CobaltzippeiteCo(UO2)2(SO4)O2 · 3.5H2O
25.12.3Aplowite(Co,Mn,Ni)SO4 · 4H2O
25.12.4Moorhouseite(Co,Ni,Mn)SO4 · 6H2O
25.12.6MorenositeNiSO4 · 7H2O
25.12.7NickelblöditeNa2(Ni,Mg)(SO4)2 · 4H2O
25.12.8Nickelboussingaultite(NH4)2Ni(SO4)2 · 6H2O
25.12.9NickelzippeiteNi(UO2)2(SO4)O2 · 3.5H2O (?)
25.12.10Dwornikite(Ni,Fe)SO4 · H2O
25.12.11Honessite(Ni1-xFex3+)(OH)2[SO4]x/2 · nH2O
25.12.12Hydrohonessite(Ni1-xFex3+)(OH)2[SO4]x/2 · nH2O
25.12.13Nickelhexahydrite(Ni,Mg,Fe)SO4 · 6H2O

Other Names for Retgersite

Name in Other Languages:
German:Retgersit
Simplified Chinese:镍矾
Spanish:Retgersita

Other Information

Other Information:
Bitter Taste
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Retgersite

Reference List:
Brooke (1823) Annals of Philosophy, London: 22: 437 (on artificial crystals).

Mitscherlich (1828) Annalen der Physik, Halle, Leipzig: 12: 146.

Rammelsberg (1855): 92.

Scacchi (1863) Reale accademia delle scienze fisische e matematiche, Naples, Att.: 1(11) (artificial material).

Topsøe (1872) Arch. sc. phys. nat. Genève: [2]: 45: 223.

Topsøe and Christiansen (1874) Annales de chimie et de physique, Paris: 1: [5]: 63.

Blasius (1885) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 10: 227.

Baumhauer, H.A. (1894) Die Resultate der Aetzmethode in der krystallographischen Forschung, 131pp., Leipzig: 57.

Gossner (1907) Berichte deutsche chemische Gesellschaft: 40: 2374.

Beevers and Lipson (1932) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 83: 123.

Borghijs (1937) Natuurwet. Tijdschr.: 19: 115 (artificial material).

Ferguson (1939) University of Nevada Bull. 33, no. 5.

Rudnick, Slack, and O'Connor (1940) Physical Review, a Journal of Experimental and Theoretical Physics: 58: 1003.

Mathieu (1946) Comptes rendu de l’Académie des sciences de Paris: 222: 223.

Frondel, C. and Palache, C. (1949)American Mineralogist: 34: 188-194.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 497-498.

Zeitschrift für Kristallographie: 83: 123-135.

Acta Crystallographica (1988): C44: 1869.

Internet Links for Retgersite

Localities for Retgersite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Australia
 
  • Tasmania
    • Heazlewood district
Anderson, P., Bottrill, R. & Davidson, P. (2002): Famous mineral localities: The Lord Brassey mine, Tasmania. Mineralogical Record 33, 321-332
  • Western Australia
    • Coolgardie Shire
      • Widgiemooltha
No reference listed
Austria
 
  • Salzburg
    • St Johann im Pongau
A. Strasser: Die Minerale Salzburgs, 1989
  • Styria
    • Fischbacher Alpen
      • St. Jakob-Breitenau
        • Hochlantsch
Landesmuseum Joanneum (Graz, Styria) collection; Bojar, H.-P. et al. (1993)
  • Tyrol
    • North Tyrol
      • Inn valley
        • Brixlegg - Schwaz area
          • Brixlegg - Rattenberg
Schnorrer, G. & Poeverlein, R. (2005): Schwaz-Brixlegger-Fundstellen: 3. Die Minerale vom Bergbau Maukenötz bei Brixlegg, Tirol. Der Aufschluss, 56, 223-234.
Bosnia and Herzegovina
 
  • Federation of Bosnia and Herzegovina
    • Sarajevo Canton
      • Vareš
Bermanec, V., Sijaric, G., Kniewald, G., and Mandarino, J.A. (2000): The Canadian Mineralogist 38, 1371-1376.
Canada
 
  • Ontario
    • Kenora District
      • Ring of Fire
        • BMA527862 Area
Reiner Mielke 2014
    • Sudbury District
      • Denison Township
Reiner Mielke
  • Québec
    • Abitibi-Témiscamingue
      • Abitibi RCM
        • La Motte
Sabina (2003)126
Mineralogical Record (1976): 7(4): 174-178.
    • Chaudière-Appalaches
      • Montmagny RCM
        • St-Fabien-de-Panet
Sabina (1992) GSC Misc. Report 46, 62
  • Saskatchewan
    • Athabasca Basin
Collection of Barry Murphy, Micromount specimen catalogue number 00871
Chile
 
  • Antofagasta Region
    • Antofagasta Province
      • Taltal
Tom Loomis (Dakotamatrix) samples showed on his personal web site during 2007
China
 
  • Gansu Province
    • Jiuquan Prefecture
      • Subei Co.
Jianguo Yang, Lei Wang, Xiaohong Wang, Xie Xie, and Zhengguang Qie (2012): Geological Bulletin of China 31(2/3), 448-454
  • Qinghai Province
    • Haixi Autonomous Prefecture
      • Golmud Co. (Ge'ermu Co.)
        • Qimantage Mts
Chunyan Dong, Xiaoguo Chi, Fengyue Sun, and Yuan Zhang (2005): Multipurpose Utilization of Mineral Resources 1(1), 29-33
  • Xinjiang Autonomous Region
    • Hami Prefecture (Kumul Prefecture; Qumul Prefecture)
      • Hami Co. (Kumul Co.; Qumul Co.)
        • Huangshan-Jing'erquan ore belt
Yan Sun, Yuanfu Xiao, Wei Feng, Fahui Xiong, and Zhiqiang Zhao (2009): Geology in China 36(4), 871-877
    • Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture)
      • Aletai Prefecture (Altay Prefecture)
        • Fuyun Co. (Koktokay Co.)
Chunming Han, Wenjiao Xiao, Guochun Zhao, Wenjun Qu, and Andao Du (2007): Ore Geology Reviews 32, 452-468.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Karlovy Vary Region
      • Horní Slavkov (Schlaggenwald)
Sejkora, J. & Plasil, J. (2009): Mineralien aus dem Uranrevier Horni Slavkov. Lapis 34 (7-8), 63-67; 70 (in German).
      • Krušné Hory Mts (Erzgebirge)
        • Jáchymov District (St Joachimsthal)
          • Jáchymov (St Joachimsthal)
Lapis 2002(7/8)
      • Mariánské Lázně (Marienbad)
        • Slavkovský Les Mtn
Sejkora, J. (1992): Retgersite from Smrkovec near Marianské Lazné. Cas.Mineral.Geol., 37, 353
Finland
 
  • Northern Finland Region
    • Kajaani
Hytönen, Kai 1999. Suomen Mineraalit. Retgersite sample in the Mineralogical Museum of the Geological Survey of Finland.
Germany
 
  • Baden-Württemberg
    • Black Forest
      • St Blasien
        • Horbach
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
  • Hesse
    • Richelsdorf District
      • Süss
        • Richelsdorf Smelter
S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1992
  • Lower Saxony
    • Harz
      • Goslar
Dietrichs, J. (2006): Die Mineralien der Nickelgrube "Großfürstin Alexandra" im Ostharz. Lapis 31 (6), 28-30; 70.
        • Rammelsberg
No reference listed
      • Lautenthal
        • Wolfshagen
Schnorrer-Köhler, G. (1991): Mineralogische Notizen V, Der Aufschluss, Vol. 42, 155-171
      • St Andreasberg District
        • St Andreasberg
Mindat photo by David J. Eicher
  • North Rhine-Westphalia
    • Sauerland
      • Meschede
Wittern: "Mineralfundorte in Deutschland", 2001
    • Siegerland
      • Eiserfeld
        • Kohlenbach Valley
Henrich, M. (2009): Mineralien-Welt 20 (5), 14-27.
      • Müsen
Der Aufschluss 2000(2), 71-123
  • Rhineland-Palatinate
    • Lahn valley
Wittern: "Mineralfundorte in Deutschland", 2001
        • Frücht
Der Aufschluss Vol.55, March/April 2004
  • Saxony-Anhalt
Wittern: "Mineralfundorte in Deutschland", 2001
  • Saxony
    • Oberlausitz
      • Sohland an der Spree
Frenzel, M. (2009): Nimit und weitere Neufunde aus der Nickelgrube Sohland a.d. Spree(Sachsen): Lapis 34(4): 44-45
  • Thuringia
    • Bad Lobenstein
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 498; O'Donoghue, 1978 - "Encyclopedia of Minerals & Gemstones", p283.
Italy
 
  • Aosta Valley
    • Valtournanche Valley
      • Valtournanche
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
Arliguie M collection
  • Piedmont
    • Cuneo Province
      • Varaita Valley
        • Piasco
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
    • Verbano-Cusio-Ossola Province
      • Ossola Valley
        • Antrona Valley
          • Montescheno
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
Japan
 
  • Honshu Island
    • Kinki region
      • Mie Prefecture
        • Toba City
Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
  • Kyushu Region
    • Oita Prefecture
      • Bungo-Ohno City
        • Mie-cho-washidani
Minakawa and Noto (1984) Chigaku Kenkyu, 35, 233-238.
Morocco
 
  • Souss-Massa-Draâ Region
    • Ouarzazate Province
      • Tazenakht
        • Bou Azer District (Bou Azzer District)
          • Aït Ahmane
Favreau, G. and Dietrich, J. E. (2006). Die Mineralien von Bou Azzer. Lapis 31(7/8), 27-68
Norway
 
  • Telemark
    • Kragerø
      • Valberg
Selbekk, R. S., Husdal, T. A. & Berg, H-J. (2010): Nye mineraler for Norge i 2010. Stein. 37 (4): 24-26
Peru
 
  • Pasco Department
    • Pasco Province
      • Huayllay District
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 498, 518; Progr.Abstr.,Min.Soc.Amer. 29th Ann. Meeting (1948) p. 6; Amer.Min.(1949) 34, 276.; O'Donoghue, 1978 - "Encyclopedia of Minerals & Gemstones", p283]
Poland
 
  • Lower Silesia (Dolnośląskie)
    • Kaczawskie Mts
Paulo A. 1970: On the formation of retgersite from Chełmiec. Mineralogia Polonica, vol. 1, 37-45
Russia
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Pechengsky District
Excalibur Mineral Co. specimen, ID confirmed by both XRD and microprobe.
Slovakia
 
  • Trenčín Region
    • Bánovce nad Bebravou Co.
      • Čierna Lehota
Mikuš T. & Chovan M., 2007: Retgersit z Čiernej Lehoty (Strážovské vrchy). Mineralia Slovaca, 39, 3, 197-203.
Spain
 
  • Catalonia
    • Tarragona
      • Priorat
        • Bellmunt del Priorat
Joan Abella i Creus (2008): Minerals I Mines De La Conca De Bellmunt Del Priorat.
Switzerland
 
  • Wallis (Valais)
    • Turtmann Valley
      • Pipjitälli
Ansermet, S. (2012): Mines et minéraux du Valais - II. Anniviers et Tourtemagne. With contributions by N. Meisser, Ed. Porte-plumes (Ayer)
UK
 
  • England
    • Warwickshire
      • Bedworth
BMS Database
  • Scotland
    • Dumfries & Galloway (Kirkcudbrightshire)
      • Cassencarie
Livingstone, A. (2002): The Minerals of Scotland - past and present, NMS Publications Ltd.
USA
 
  • Missouri
    • Madison Co.
      • Fredericktown District
        • Mine La Motte
  • Nevada
    • Churchill Co.
      • Table Mountain District
        • Cottonwood Canyon
          • Bolivia
NBMG Spec. Pub. 31 Minerals of Nevada
NBMG Spec. Pub. 31 Minerals of Nevada
  • Pennsylvania
    • Lancaster Co.
      • Bart Township
        • Gap
Mineralogical Record: 21: 103; Dana 6:1069; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 235, 241, &498.
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