Help|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery


This page is currently not sponsored. Click here to sponsor this page.
MnSO4 · H2O
Dirty-white, rose-red, ...
Member of:
Named after Ignaz Szmik, mining official at Felsöbanya, Romania.

Classification of Szmikite

Approved, 'Grandfathered' (first described prior to 1959)

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

6 : AXO4·xH2O

25 : Sulphates
9 : Sulphates of Mn

Physical Properties of Szmikite

Dirty-white, rose-red, pale red
Hardness (Mohs):
3.15 g/cm3 (Measured)    

Optical Data of Szmikite

Biaxial (+)
RI values:
nα = 1.562 nβ = 1.595 nγ = 1.632
Measured: 90° , Calculated: 90°
Max Birefringence:
δ = 0.070
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:

Chemical Properties of Szmikite

MnSO4 · H2O
IMA Formula:
Mn2+SO4 · H2O
Elements listed in formula:

Crystallography of Szmikite

Crystal System:
Cell Parameters:
a = 7.76 Å, b = 7.66 Å, c = 7.12 Å
β = 115.85°
a:b:c = 1.013 : 1 : 0.93
Unit Cell Volume:
V 380.88 ų (Calculated from Unit Cell)
Stalactitic masses with a botryoidal surface.

Type Occurrence of Szmikite

General Appearance of Type Material:

Relationship of Szmikite to other Species

Member of:
Other Members of Group:
CobaltkieseriteCoSO4 · H2O
Dwornikite(Ni,Fe)SO4 · H2O
GunningiteZnSO4 · H2O
KieseriteMgSO4 · H2O
SerrabrancaiteMnPO4 · H2O
SzomolnokiteFeSO4 · H2O
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.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.30RetgersiteNiSO4 · 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 · 11H2O
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.90MeridianiiteMgSO4 · 11H2O
25.9.2JôkokuiteMnSO4 · 5H2O
25.9.3MallarditeMnSO4 · 7H2O
25.9.5Chvaleticeite(Mn,Mg)SO4 · 6H2O
25.9.6DespujolsiteCa3Mn4+(SO4)2(OH)6 · 3H2O
25.9.7ApjohniteMn2+Al2(SO4)4 · 22H2O
25.9.8ShigaiteMn6Al3(OH)18[Na(H2O)6][SO4]2 · 6H2O
25.9.9Ilesite(Mn,Zn,Fe)SO4 · 4H2O
25.9.10MooreiteMg92Mn2Zn4(SO4)2(OH)26 · 8H2O
25.9.11Torreyite(Mg,Mn2+)72Mn22+Zn4(SO4)2(OH)22 · 8H2O
25.9.12Lawsonbauerite(Mn2+,Mg)9Zn4(SO4)2(OH)22 · 8H2O
25.9.13Dietrichite(Zn,Fe2+,Mn2+)Al2(SO4)4 · 22H2O

Other Names for Szmikite

Name in Other Languages:

Other Information

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 Szmikite

Reference List:
von Schröckinger, J. (Freiherr) (1877): Szmikit, ein neues Mangansulphat. Geol. Reichsanst. Wien, Verhandl. 115-117.

von Schröckinger, T.[J.?] (1877): Szmikit, ein neues Mangansulphat. Jahrb. f. Mineral., 729.

von Schröckinger, J. (Freiherr) (1877): Mineralog. Mag., 1, 262.

Larsen, E.P. and Glenn (1920) American Journal of Science: 50: 233.

Krepelka and Rejha (1931) Coll. Czech. Chem. Comm.: 3: 517.

Krepelka and Rejha (1933) Coll. Czech. Chem. Comm.: 5: 67.

Anorg. Chem. (1961), 307, 226.

Periodico di Mineralogia (1985): 54: 32.

Comptes rendu de l’Académie des sciences de Paris: C 262: 632-635.

Neues Jahrbuch für Mineralogie, Monatshefte (1991): 296-306.

Internet Links for Szmikite URL:
Please feel free to link to this page.

Localities for Szmikite

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.
(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.
  • Victoria
    • Towong Shire
      • Thologolong
Museum Victoria Mineralogy Collection; A suite of hydrated manganese sulfates from the Womobi mine, northern Victoria, Australia. W.D.Birch, 2013, Australian Journal of Mineralogy, 17/1.
  • Styria
    • Koralpe
      • Wies
        • Eibiswald
R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
  • Yukon
    • Mayo Mining District
Sabina (1992) gsc mr 50, 80-84
        • Calumet
Jambor J L, Boyle R W (1962) Gunningite, a new zinc sulphate from the Keno Hill – Galena Hill area, Yukon, The Canadian Mineralogist 7, 209-218
        • Elsa
Jambor J L, Boyle R W (1962) Gunningite, a new zinc sulphate from the Keno Hill – Galena Hill area, Yukon, The Canadian Mineralogist 7, 209-218
Sabina (1992) GSC MP 50, 80-84
  • Grand Est
    • Haut-Rhin
Wittern, Journée: "Mineralien finden in den Vogesen", von Loga (Cologne), 1997
  • Liguria
    • Genova Province
      • Ne
        • Graveglia Valley
Bortolozzi G., Kolitsch U. and Ciriotti M. (2010) - Primo ritrovamento di szmikite in Italia: Miniera di Molinello, Val Graveglia, Ne, Genova. Micro (UK report), 1, 142-145.
  • Hokkaido
    • Oshima peninsula
      • Hiyama Subprefecture
        • Kaminokuni
Dr. Matsuo Nambu collection (curated at Geological Survey of Japan); Nambu et al (1979) Ganseki-Koubutsu-Koshogaku Zasshi (JAMP), 74, 406-412.
    • Sapporo
      • Minami-ku
Encyclopedia of Minerals, 2nd. edition: 842.
Romania (TL)
  • Maramureș Co.
J.W. Anthony, R.A. Bideaux, K.W. Bladh, M.C. Nichols: Handbook of Mineralogy, Vol. V (2003)
1-Rădulescu Dan, Dimitrescu Radu, 1966, Mineralogia Topografică a României, Ed. Academiei RSR, 1966, p.322-323.
Marias Francisc, 2005, Metallogeny of the Baia Mare Mining District-an approach based of the Cavnic hydrothermal system-comparison with other epithermal systems in the World. Ed. Cornelius, 2005, p. 376-377.
Udubasa, G., Hartopanu, P., Ilinca, G. (1996). The Regionally metamorphosed Fe-Mn Ore Deposit at Razoare, Preluca Mts., Romania. Romanian Journal of Mineralogy, 77, 3-20.
  • Aargau
    • Mellikon
Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 394.
  • Grischun (Grisons; Graubünden)
    • Vorderrhein Valley
      • Disentis
Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 394.
Mineral and/or Locality is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © and the Hudson Institute of Mineralogy 1993-2017, except where stated. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: July 26, 2017 05:46:30 Page generated: June 28, 2017 07:52:53
Go to top of page