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Dwornikite

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Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Dwornikite

Lipovka Mine, Lipovka pegmatite field, Rezh District, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
Formula:
(Ni,Fe)SO4 · H2O
System:
Monoclinic
Colour:
White
Hardness:
2 - 3
Member of:
Name:
Named in 1982 by Charles Milton, Howard T. Evans, Jr., and Robert G. Johnson in honor of Edward J. Dwornik [March 23, 1920 USA - August 7, 2004 Lewes, Delaware, USA], analytical chemist and mineralogist for the United States Gelogical Survey.
This page provides mineralogical data about Dwornikite.


Classification of Dwornikite

IMA status:
Approved
Approval Year:
1981
Strunz 8th ed.:
6/C.01-40
Nickel-Strunz 10th (pending) ed.:
7.CB.05

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
B : With only medium-sized cations
Dana 8th ed.:
29.6.2.6

29 : HYDRATED ACID AND NORMAL SULFATES
6 : AXO4·xH2O
Hey's CIM Ref.:
25.12.10

25 : Sulphates
12 : Sulphates of Co and Ni

Physical Properties of Dwornikite

Colour:
White
Streak:
White
Hardness (Mohs):
2 - 3

Optical Data of Dwornikite

Type:
Biaxial
Dispersion:
r > v

Chemical Properties of Dwornikite

Formula:
(Ni,Fe)SO4 · H2O
IMA Formula:
NiSO4 · H2O
Elements listed in formula:
H, Ni, O, S - search for minerals with similar chemistry

Crystallography of Dwornikite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Cell Parameters:
a = 6.83 Å, b = 7.58 Å, c = 7.47 Å
β = 117.85°
Ratio:
a:b:c = 0.901 : 1 : 0.985
Unit Cell Volume:
V 341.94 ų (Calculated from Unit Cell)

Type Occurrence of Dwornikite

Type Locality:
Ragra Mine (Minasragra), Huayllay District, Pasco Province, Pasco Department, Peru

Relationship of Dwornikite to other Species

Member of:
Kieserite Group
Other Members of Group:
CobaltkieseriteCoSO4 · H2O
GunningiteZnSO4 · H2O
KieseriteMgSO4 · H2O
SerrabrancaiteMnPO4 · H2O
SzmikiteMnSO4 · H2O
SzomolnokiteFeSO4 · H2O
Related Minerals - Nickel-Strunz Grouping):
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.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.70LauseniteFe2(SO4)3·5H2O
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
Related Minerals - Hey's Index Grouping:
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
25.12.5RetgersiteNiSO4 · 6H2O
25.12.6MorenositeNiSO4 · 7H2O
25.12.7NickelblöditeNa2(Ni,Mg)(SO4)2 · 4H2O
25.12.8Nickelboussingaultite(NH4)2Ni(SO4)2 · 6H2O
25.12.9NickelzippeiteNi2(UO2)6(SO4)3(OH)10 · 16H2O
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 Dwornikite

Synonyms:

IMA1981-031

Name in Other Languages:
German:Dwornikit
Spanish:Dwornikita

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 Dwornikite

Reference List:
Milton, C. et al (1982): Mineralogical Magazine: 46: 351.

American Mineralogist: 68: 642.

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

Internet Links for Dwornikite

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https://www.mindat.org/min-1336.html
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    • Localities for Dwornikite

    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.
    Peru (TL)
     
    • Pasco Department
      • Pasco Province
        • Huayllay District
    		[Min Mag 46 (1982), 351]; Milton C, Evans H T, Johnson R G (1982) Dwornikite, (Ni,Fe)SO4·H2O, a member of the kieserite group from Minasragra, Peru. Mineralogical Magazine 46, 351-355
    Portugal
     
    • Aveiro District
      • Albergaria-a-Velha
        • Branca
    		Marques de Sá, J. & Leal Gomes, C. (2010): Les mines de cuivre et nickel de Palhal et Telhadela, Albergaria-a-Velha, Aveiro, Portugal. Le Règne Minéral, 92, 36-47.
    Russia
     
    • Urals Region
      • Middle Urals
        • Sverdlovskaya Oblast'
          • Rezh District
            • Lipovka pegmatite field
    		RRUFF specimen ID: R070379
    Mineral and/or Locality  
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