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Redgillite

A valid IMA mineral species
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About RedgilliteHide

Formula:
Cu6(SO4)(OH)10 · H2O
Colour:
Pale green, grass green, emerald green, nickel green
Lustre:
Vitreous
Hardness:
2
Specific Gravity:
3.45
Crystal System:
Monoclinic
Name:
For its first noted occurrence at the Red Gill Mine (but not the type locality). The photo at right shows the mine that the mineral is named after, rather than the type locality.
A copper sulphate visually similar to malachite.
Chemically very similar to montetrisaite.



Unique IdentifiersHide

Mindat ID:
10349
Long-form identifier:
mindat:1:1:10349:1
GUID
(UUID V4):
1cf200d1-331c-4f70-ac8f-a7ed88671d66

IMA Classification of RedgilliteHide

Approved
Approval year:
2003
First published:
2005

Classification of RedgilliteHide

7.DD.70

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
D : With only medium-sized cations; sheets of edge-sharing octahedra

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
RglIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of RedgilliteHide

Vitreous
Transparency:
Transparent, Translucent
Colour:
Pale green, grass green, emerald green, nickel green
Streak:
White
Hardness:
Tenacity:
Brittle
Cleavage:
Perfect
On {001}, good on {100} and {010}.
Fracture:
Irregular/Uneven
Comment:
Brittle, slightly flexible, non-elastic.
Density:
3.45(5) g/cm3 (Measured)    3.450 g/cm3 (Calculated)

Optical Data of RedgilliteHide

Type:
Biaxial (-)
RI values:
nα = 1.693 nβ = 1.721 nγ = 1.723
2V:
Measured: 30° (2), Calculated: 30°
Max Birefringence:
δ = 0.030
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v, medium
Optical Extinction:
X ≈ c, Y = b, Z ≈ a.
Pleochroism:
Strong
Comments:
X = Y = blue-green, Z = yellow-green.
Comments:
Absorption: Y > X > Z.

Chemistry of RedgilliteHide

Mindat Formula:
Cu6(SO4)(OH)10 · H2O

Crystallography of RedgilliteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Cell Parameters:
a = 3.155 Å, b = 10.441 Å, c = 19.436 Å
β = 90.089°
Ratio:
a:b:c = 0.302 : 1 : 1.862
Unit Cell V:
640.2 ų
Z:
2
Morphology:
Bladed crystals with squared-off or tapering terminations; usually in radiating groups.

Type material: Forms observed are {001} prominent, {010} as composite stepped faces, and {100} irregular.
Twinning:
Rarely on (001) (Schnorrer et al., 2006)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
9.72 Å(90)
7.11 Å(100)
4.60 Å(30)
4.068 Å(20)
2.880 Å(30)
2.318 Å(50)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
47a : [Near-surface hydration of prior minerals]
47b : [Sulfates and sulfites]

Type Occurrence of RedgilliteHide

General Appearance of Type Material:
Bladed crystals up to 0.15 mm long with squared-off or tapering terminations; usually in radiating groups.
Place of Conservation of Type Material:
Manchester Museum, The University of Manchester, England, MANCH:18024.
Geological Setting of Type Material:
In thin fractures in partly oxidized copper sulphides, probably dump-formed.
Associated Minerals at Type Locality:

Synonyms of RedgilliteHide

Other Language Names for RedgilliteHide

Simplified Chinese:瑞羟铜矾
Traditional Chinese:瑞羥銅礬

Common AssociatesHide

Associated Minerals Based on Photo Data:
23 photos of Redgillite associated with LangiteCu4(SO4)(OH)6 · 2H2O
8 photos of Redgillite associated with SusannitePb4(CO3)2(SO4)(OH)2
8 photos of Redgillite associated with MontetrisaiteCu6(SO4)(OH)10 · 2H2O
7 photos of Redgillite associated with HemimorphiteZn4Si2O7(OH)2 · H2O
6 photos of Redgillite associated with CupriteCu2O
5 photos of Redgillite associated with LinaritePbCu(SO4)(OH)2
5 photos of Redgillite associated with PyromorphitePb5(PO4)3Cl
5 photos of Redgillite associated with SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
4 photos of Redgillite associated with CerussitePbCO3
4 photos of Redgillite associated with ChalcopyriteCuFeS2

Related Minerals - Strunz-mindat GroupingHide

7.DD.AsagiiteNiCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/b
7.DD.05FelsőbányaiteAl4(SO4)(OH)10 · 4H2OMon. 2 : P21
7.DD.07LlantenesiteCu6Al[SeO4](OH)12Cl · 3H2OTrig. 3m : P3 1c
7.DD.10LangiteCu4(SO4)(OH)6 · 2H2OMon. m
7.DD.10PosnjakiteCu4(SO4)(OH)6 · H2OMon. m : Pm
7.DD.10WroewolfeiteCu4(SO4)(OH)6 · 2H2OMon. m : Pm
7.DD.10GobeliniteCoCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/m
7.DD.10FehriteMgCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/b
7.DD.15SpangoliteCu6Al(SO4)(OH)12Cl · 3H2OTrig. 3m : P3 1c
7.DD.15KobyasheviteCu5(SO4)2(OH)6 · 4H2OTric. 1 : P1
7.DD.15Unnamed (Dimorph of Devilline)CaCu4(SO4)2(OH)6 · 3H2OMon. 2/m : P21/b
7.DD.20KtenasiteZnCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/b
7.DD.25ChristeliteCu2Zn3(SO4)2(OH)6 · 4H2OTric. 1 : P1
7.DD.30CampigliaiteMn2+Cu4(SO4)2(OH)6 · 4H2OMon. 2 : B2
7.DD.30DevillineCaCu4(SO4)2(OH)6 · 3H2OMon. 2/m : P21/b
7.DD.30OrthoserpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2OOrth. mm2 : Pca21
7.DD.30SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2OMon. 2/m : B2/b
7.DD.30NiedermayriteCdCu4(SO4)2(OH)6 · 4H2OMon. 2/m : P21/m
7.DD.30EdwardsiteCu3Cd2(SO4)2(OH)6 · 4H2O Mon. 2/m : P21/b
7.DD.35Carrboydite(Ni1-xAlx)(SO4)x/2(OH)2 · nH2OHex.
7.DD.35Glaucocerinite(Zn1-xAlx)(OH)2(SO4)x/2 · nH2OHex.
7.DD.35Honessite(Ni1-xFe3+x)(OH)2[SO4]x/2 · nH2OTrig.
7.DD.35Hydrohonessite(Ni1-xFe3+x)(OH)2(SO4)x/2 · nH2OHex.
7.DD.35MotukoreaiteMg6Al3(OH)18[Na(H2O)6][SO4]2 · 6H2OTrig. 3m (3 2/m) : R3m
7.DD.35Mountkeithite[(Mg1-xFe3+x)(OH)2][SO4]x/2 · nH2OHex.
7.DD.35ShigaiteMn6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OTrig. 3 : R3
7.DD.35WermlanditeMg7Al2(OH)18[Ca(H2O)6][SO4]2 · 6H2OTrig. 3m (3 2/m) : P3c1
7.DD.35WoodwarditeCu1-xAlx(OH)2(SO4)x/2 · nH2OTrig. 3m (3 2/m) : R3m
7.DD.35ZincaluminiteZn6Al6(SO4)2(OH)16 · 5H2O
7.DD.35Hydrowoodwardite(Cu1-xAlx)(OH)2[SO4]x/2 · nH2OTrig. 3m (3 2/m) : R3m
7.DD.35ZincowoodwarditeZn1-xAlx(OH)2[SO4]x/2 · nH2OTrig.
7.DD.35NatroglaucoceriniteZn6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OHex.
7.DD.35NikischeriteFe2+6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OTrig. 3 : R3
7.DD.40IsseliteCu6(SO4)(OH)10 · 5H2OOrth. mm2 : Pmn21
7.DD.40Lawsonbauerite(Mn2+,Mg)9Zn4(SO4)2(OH)22 · 8H2OMon. 2/m : P21/b
7.DD.40Torreyite(Mg,Mn2+)72Mn2+2Zn4(SO4)2(OH)22 · 8H2OMon. 2/m : P21/b
7.DD.45MooreiteMg92Mn2Zn4(SO4)2(OH)26 · 8H2OMon. 2/m : P2/b
7.DD.45Hodgesmithite(Cu,Zn)6Zn(SO4)2(OH)10 · 3H2OTrig. 3 : P3
7.DD.47LahnsteiniteZn4(SO4)(OH)6 · 3H2O Tric. 1 : P1
7.DD.50NamuwiteZn4(SO4)(OH)6 · 4H2OTrig. 3 : P3
7.DD.50Minohlite(Cu,Zn)7(SO4)2(OH)10 · 8H2OHex.
7.DD.52LauraniiteCu6Cd2(SO4)2(OH)12 · 5H2OMon. 2/m : P21/b
7.DD.55BechereriteZn7Cu(OH)13[(SiO(OH)3(SO4)]Trig. 3 : P3
7.DD.60Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2OMon. 2/m
7.DD.65VonbezingiteCa6Cu3(SO4)3(OH)12 · 2H2OMon. 2/m : P21/b
7.DD.75ChalcoalumiteCuAl4(SO4)(OH)12 · 3H2OMon. 2 : P21
7.DD.75NickelalumiteNiAl4(SO4)(OH)12(H2O)3Mon. 2/m
7.DD.75KyrgyzstaniteZnAl4(SO4)(OH)12 · 3H2OMon. 2/m
7.DD.80GuarinoiteZn6(SO4)(OH)10 · 5H2OHex.
7.DD.80Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2OTrig. 3
7.DD.80ThérèsemagnaniteNaCo4(SO4)(OH)6Cl · 6H2OTrig. 3 : P3
7.DD.80UM1992-30-SO:CCuHZn(Zn,Cu)7(SO4,CO3)2(OH)10 · 3H2OTrig. 3 : P3
7.DD.85MontetrisaiteCu6(SO4)(OH)10 · 2H2OOrth. mm2 : Cmc21

Other InformationHide

Notes:
Dissolves slowly in dilute HCl.
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 RedgilliteHide

References for RedgilliteHide

Localities for RedgilliteHide

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

- 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.
Austria
 
  • Vorarlberg
    • Bludenz District
      • Silbertal
        • Rinder valley (Gafluna valley)
Kolitsch et al. (2011)
Bolivia
 
  • Oruro
    • Pantaleón Dalence Province
      • Huanuni
Cacho et al. (2019)
Färber (n.d.)
Germany
 
  • Lower Saxony
    • Goslar District
      • Clausthal-Zellerfeld
        • Oberschulenberg
Markus Gerstmann Collection +1 other reference
      • Langelsheim
        • Lautenthal
Schnorrer et al. (2006)
  • North Rhine-Westphalia
    • Arnsberg
      • Hochsauerlandkreis
        • Bestwig
          • Ramsbeck
Schnorrer et al. (2006)
Schnorrer et al. (2006)
        • Meschede
Schnorrer et al. (2006)
      • Siegen-Wittgenstein
        • Burbach
Schnorrer et al. (2006)
        • Hilchenbach
          • Müsen
Schnorrer et al. (2006)
        • Siegen
          • Niederschelden
Schnorrer et al. (2006)
        • Wilnsdorf
Schnorrer et al. (2006)
  • Rhineland-Palatinate
    • Neuwied
      • Unkel
        • Rheinbreitbach
          • Virneberg Mine
Heinrich et al. (2017)
    • Rhein-Lahn-Kreis
      • Lahnstein
        • Friedrichssegen
Schnorrer et al. (2006)
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Lavrion mining district
          • Agios Konstantinos (Kamariza)
            • Kamariza Mines (Kamareza Mines)
Rieck et al. (2018)
Ireland
 
  • Connacht
    • Mayo County
Pluth et al. (2005)
  • Leinster
    • Wicklow County
      • Glendasan
Moreton et al. (2007)
Italy
 
  • Lombardy
    • Bergamo Province
      • Oltre il Colle
        • Vedra Valley
          • Zorzone
Bortolozzi (n.d.)
  • Piedmont
    • Alessandria Province
Bortolozzi (n.d.)
Bortolozzi (n.d.)
  • Trentino-Alto Adige (Trentino-South Tyrol)
    • Trento Province (Trentino)
      • Frassilongo
        • Roveda
Bortolozzi (n.d.)
      • Palù del Fersina
Bortolozzi (n.d.)
      • Vignola-Falesina
Bortolozzi et al. (2021)
  • Veneto
    • Vicenza Province
      • Torrebelvicino
        • Mercanti Valley
Pegoraro et al. (2009) +1 other reference
Pegoraro S. et al. (2009)
Bortolozzi (n.d.)
Romania
 
  • Arad County
    • Hălmagiu
      • Brusturi
In the collection of Stephan Wolfsried. ...
Russia
 
  • Altai Krai
    • Rubtsovsky District
Pekov et al. (2011)
UK
 
  • England
    • Cornwall
      • St Hilary
Betterton (2000) +1 other reference
    • Cumbria
      • Allerdale
        • Caldbeck
Steve Rust collection
          • Roughton Gill
Green et al. (2008)
Cooper et al. (1990) +2 other references
Cooper et al. (1990) +2 other references
    • Somerset
      • Somerset West and Taunton
        • Exmoor (civil parish)
          • Simonsbath
Steve Rust collection
  • Scotland
    • Dumfries and Galloway
      • Wanlockhead
Rust (2022)
S. Rust collection.
    • South Lanarkshire
S.Rust Collection
        • Mine Hill-Broad Law
S Rust collection
  • Wales
    • Ceredigion
      • Ceulanymaesmawr
        • Tal-y-bont
S. Rust collection +1 other reference
S Rust collection +1 other reference
      • Cwmrheidol
        • Ponterwyd
S Rust collection
      • Llangynfelyn
        • Tre-Taliesin
S.Rust Collection
      • Trefeirig
        • Bontgoch
S Rust collection
        • Pen-bont Rhydybeddau
S. Rust collection +1 other reference
S. Rust collection +1 other reference
S. Rust collection +1 other reference
      • Upper Llanfihangell-y-Creuddyn
        • Cwmystwyth
S.Rust Collection
        • Pontrhydygroes
Green et al. (1996) +2 other references
      • Ysbyty Ystwyth
S Rust collection
    • Powys
      • Machynlleth
        • Dylife
S Rust collection
USA
 
  • North Carolina
    • Haywood County
      • Waterville Lake
A. Kampf 2-2018
 
Mineral and/or Locality  
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