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Redgillite

Big Photo

Esgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Nant-y-Moch Reservoir area, Talybont, Ceulanymaesmawr, Ceredigion (Dyfed; Cardiganshire), Wales, UK
© Steve Rust

Show Redgillite Photos (23)
Formula:
Cu
 
6
[(OH)
 
10
|SO
 
4
] · H
 
2
O
System:MonoclinicColour:pale green, grass green, ...
Hardness:2
Name:For its first noted occurrence at the Red Gill Mine.


A copper sulphate visually similar to malachite.
Chemically very similar to montetrisaite.

Classification of Redgillite

IMA status:Approved 2003
Strunz 8th edition ID:6/D.03-45
Nickel-Strunz 10th (pending) edition ID: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
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Type Occurrence of Redgillite

Type Locality:Silver Gill, Roughton Gill, Caldbeck Fells, North and Western Region (Cumberland), Cumbria, England, UK
General Appearance of Type Material:bladed crystals up to 0.15 mm long with squared-off or tapering terminations; usually in radiating group
Year of Discovery:1989
Geological Setting of type material:in thin fractures in partly oxidized copper sulphides, probably dump-formed
Associated Minerals at type locality:
Langite

Physical Properties of Redgillite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent, Translucent
Colour:pale green, grass green, emerald green, nickel green
Hardness (Mohs):2
Cleavage:Perfect
on {001}, good on {100} and {010}
Density (calculated):3.45 g/cm3

Crystallography of Redgillite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P21/b {P1 1 21/b} {P21/c} {P1 21/c 1} {P21/a}
Cell Parameters:a = 3.155Å, b = 10.441Å, c = 19.436Å
β = 90.089°
Ratio:a:b:c = 0.302 : 1 : 1.862
Unit Cell Volume:V 640.2 ų
Z:2
Twinning:Rarely on (001) (Schnorrer et al., 2006)
X-Ray Powder Diffraction:
d-spacingIntensity
7.11 (100)
9.72 (90)
2.318 (50)
4.60 (30)
2.880 (30)

Chemical Properties of Redgillite

Formula:
Cu
 
6
[(OH)
 
10
|SO
 
4
] · H
 
2
O
Essential elements:Cu, H, O, S
All elements listed in formula:Cu, H, O, S
Analytical Data:Copper snd sulphur by EPMA, water inferred from structural analysis
CuO 68.9%
SO3 11.6%

sum 80.5%

Relationship of Redgillite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
7.DD.05Felsőbányaite
Al
 
4
[(OH)
 
10
|SO
 
4
] · 4H
 
2
O
7.DD.10Langite
Cu
 
4
[(OH)
 
6
|SO
 
4
] · 2H
 
2
O
7.DD.10Posnjakite
Cu
 
4
[(OH)
 
6
|SO
 
4
] · H
 
2
O
7.DD.10Wroewolfeite
Cu
 
4
[(OH)
 
6
|SO
 
4
] · 2H
 
2
O
7.DD.15Spangolite
Cu
 
6
Al[(OH)
 
12
|Cl|SO
 
4
] · 3H
 
2
O
7.DD.20Ktenasite
Zn(Cu,Zn)
 
4
[(OH)
 
6
|(SO
 
4
)
 
2
] · 6H
 
2
O
7.DD.25Christelite
Cu
 
2
Zn
 
3
[(OH)
 
6
|(SO
 
4
)
 
2
] · 4H
 
2
O
7.DD.30Campigliaite
Mn
2+
 
Cu
 
4
[(OH)
 
6
|(SO
 
4
)
 
2
] · 4H
 
2
O
7.DD.30Devilline
CaCu
 
4
(SO
 
4
)
 
2
(OH)
 
6
·3H
 
2
O
7.DD.30Orthoserpierite
Ca(Cu,Zn)
 
4
(SO
 
4
)
 
2
(OH)
 
6
·3H
 
2
O
7.DD.30Serpierite
Ca(Cu,Zn)
 
4
(SO
 
4
)
 
2
(OH)
 
6
·3H
 
2
O
7.DD.30Niedermayrite
CdCu
 
4
[(OH)
 
6
|(SO
 
4
)
 
2
] · 4H
 
2
O
7.DD.35Carrboydite
(Ni,Cu)
 
14
Al
 
9
[(OH)
 
43
|(SO
 
4
,CO
 
3
)
 
6
] · 7H
 
2
O
7.DD.35Glaucocerinite
(Zn,Cu)
 
10
Al
 
6
[(OH)
 
32
|(SO
 
4
)
 
3
] · 18H
 
2
O
7.DD.35Honessite
Ni
 
6
Fe
3+
2
[(OH)
 
16
|SO
 
4
] · 4H
 
2
O
7.DD.35Hydrohonessite
Ni
 
6
Fe
3+
2
[(OH)
 
16
|SO
 
4
] · 7H
 
2
O
7.DD.35Motukoreaite
NaMg
 
19
Al
 
12
(CO
 
3
)
 
6.5
(SO
 
4
)
 
4
(OH)
 
54
·28H
 
2
O
7.DD.35Mountkeithite
(Mg,Ni)
 
11
(Fe
3+
 
,Cr
3+
 
,Al)
 
3
[(OH)
 
24
|(SO
 
4
,CO
 
3
)
 
3.5
] · 11H
 
2
O
7.DD.35Shigaite
Al
 
4
Mn
 
7
(SO
 
4
)
 
2
(OH)
 
22
·8H
 
2
O
7.DD.35Wermlandite
Mg
 
7
(Ca,Mg)(Al,Fe)
 
2
(SO
 
4
)
 
2
(OH)
 
18
(H
 
2
O)
 
12
7.DD.35Woodwardite
Cu
 
4
Al
 
2
[(OH)
 
12
|SO
 
4
] · 2-4H
 
2
O
7.DD.35Zincaluminite
Zn
 
6
Al
 
6
[(OH)
 
13
|SO
 
4
]
 
2
 · 5H
 
2
O
7.DD.35Hydrowoodwardite
Cu
 
1-x
Al
 
x
[(OH)
 
2
|(SO
 
4
)
 
x/2
] · nH
 
2
O
7.DD.35Zincowoodwardite
Zn
 
1-x
Al
 
x
(SO
 
4
)
 
x/2
(OH)
 
2
·nH
 
2
O (?)
7.DD.35Natroglaucocerinite
[(Zn,Cu)
 
5
Al
 
3
(OH)
 
16
][(SO
 
4
)
 
1.5
Na
 
1.5
(SO
 
4
)
 
0.75
(H
 
2
O)
 
9
]
7.DD.35Nikischerite
[AlFe
 
2
(OH)
 
6
]
 
3
(SO
 
4
)
 
2
Na(H
 
2
O)
 
6
·6H
 
2
O
7.DD.40Lawsonbauerite
(Mn
2+
 
,Mg)
 
9
Zn
 
4
[(OH)
 
11
|SO
 
4
]
 
2
 · 8H
 
2
O
7.DD.40Torreyite
(Mg,Mn
2+
 
)
 
9
Zn
 
4
[(OH)
 
11
|SO
 
4
]
 
2
 · 8H
 
2
O
7.DD.45Mooreite
(Mg,Zn,Mn
2+
 
)
 
15
[(OH)
 
13
|SO
 
4
]
 
2
 · 8H
 
2
O
7.DD.50Namuwite
(Zn,Cu)
 
4
[(OH)
 
6
|SO
 
4
] · 4H
 
2
O
7.DD.55Bechererite
(Zn,Cu)
 
6
Zn
 
2
[(OH)
 
12
|(SO
 
4
,HSiO
 
4
)
 
2
]
7.DD.60Ramsbeckite
(Cu,Zn)
 
15
[(OH)
 
22
|(SO
 
4
)
 
4
] · 6H
 
2
O
7.DD.65Vonbezingite
Ca
 
6
Cu
 
3
[(OH)
 
12
|(SO
 
4
)
 
3
] · 2H
 
2
O
7.DD.75Chalcoalumite
CuAl
 
4
[(OH)
 
12
|SO
 
4
] · 3H
 
2
O
7.DD.75Nickelalumite
(Ni,Cu)Al
 
4
[(OH)
 
12
|{SO
 
4
,(NO
 
3
)
 
2
}] · 3H
 
2
O
7.DD.75Kyrgyzstanite
ZnAl
 
4
(SO
 
4
)(OH)
 
12
·3H
 
2
O
7.DD.80Guarinoite
(Zn,Co,Ni)
 
6
[(OH,Cl)
 
10
|SO
 
4
] · 5H
 
2
O
7.DD.80Schulenbergite
(Cu,Zn)
 
7
[(OH)
 
10
|(SO
 
4
,CO
 
3
)
 
2
] · 3H
 
2
O
7.DD.80Thérèsemagnanite
(Co,Zn,Ni)
 
6
(SO
 
4
)(OH,Cl)
 
10
·8H
 
2
O
7.DD.80UM1992-30-SO:CCuHZn
(Zn,Cu)
 
7
[(SO
 
4
,CO
 
3
)
 
2
](OH)
 
10
 · 3H
 
2
O
7.DD.85Montetrisaite
Cu
 
6
(SO
 
4
)(OH)
 
10
·2H
 
2
O

Other Names for Redgillite

Synonyms:
IMA2004-016Unnamed (Cu Sulphate Hydrate)Unnamed (Cu Sulphate; PC1)
Other Languages:
German:Redgillit
U60 (of Schnorrer)

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.

References for Redgillite

Reference List:Cooper, M.P. & Stanley, C.J. (1990): Minerals of the English Lake District - Caldbeck Fells. NHM Publications, 1990, 133.

Pluth, J.J. & Steele, I.M. (2002): IMA 18th General Meeting, Poster Sesson A12, A12-4.

Pluth, J.J., Steele, I.M., Kampf, A.R., Green, D.I. (2005): Redgillite, Cu6(OH)10(SO4)·H2O, a new mineral from Caldbeck Fells, Cumbria, England, UK: Description and crystal structure. Mineralogical Magazine, 69, 973-980.

Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)

Internet Links for Redgillite

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    Localities for Redgillite

    Hide Locality List
    The 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. ? 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.
    Bolivia
     
    • Oruro Department
      • Dalence Province
        • Huanuni
    		Gunnar Farber specimens
    Germany
     
    • Lower Saxony
      • Harz Mts
        • Clausthal-Zellerfeld
          • Oberschulenberg
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German); Markus Gerstmann Collection
        • Lautenthal
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
    • North Rhine-Westphalia
      • Sauerland
        • Meschede
          • Ramsbeck
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
    Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
    Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
      • Siegerland
        • Burbach
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
        • Müsen
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
        • Niederschelden
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
        • Wilnsdorf
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
    • Rhineland-Palatinate
      • Lahn valley
        • Bad Ems District
          • Frücht
    		Schnorrer, G., Pfeiffer, F. & Schwarz, L. (2006): Redgillit – ein neues Cu-Sulfatmineral von zehn Fundstellen aus Deutschland. Aufschluss, 57, 15-22. (in German)
    Ireland
     
    • Co. Mayo
    		Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
    • Co. Wicklow
      • Glendasan
    		Moreton, S. & Green, D.I. (2007) “The mineralogy of the Wicklow lead mines”, Journal of the Mining Heritage Trust of Ireland, No. 7, p.19-32.
    Italy
     
    • Veneto
      • Vicenza Province
        • Torrebelvicino
          • Mercanti Valley
    		Pegoraro, S., Orlandi, P., Chiereghin, P., Contin, A., Toniolo, E. (2009): Redgillite, Monte Trisa, Torrebelvicino, Vicenza, prima segnalazione in Italia. Rivista Mineralogica Italiana, 2/2009, 114-116. ; Pegoraro, S., Orlandi, P., Chiereghin, P., Contin, A. & Toniolo, E. (2009). I minerali del Monte Trisa (Torrebelvicino, Vicenza). Rivista Mineralogica Italiana, 3/2009, 160-179.
    UK
     
    • England
      • Cornwall
        • Mount's Bay District
          • St Hilary
    		UKJMM - Betterton (2000) 20, 7-37; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
      • Cumbria
        • North and Western Region (Cumberland)
          • Caldbeck Fells
    Steve Rust collection
            • Roughton Gill
    		Journal of The Russell Society, Volume11, 2008
    Pluth, J.J., Steele, I.M., Kampf, A.R., Green, D.I. (2005): Redgillite, Cu6(OH)10(SO4)·H2O, a new mineral from Caldbeck Fells, Cumbria, England, UK: Description and crystal structure. Mineralogical Magazine, 69, 973-980
    Pluth, J.J., Steele, I.M., Kampf, A.R., Green, D.I. (2005): Redgillite, Cu6(OH)10(SO4)·H2O, a new mineral from Caldbeck Fells, Cumbria, England, UK: Description and crystal structure. Mineralogical Magazine, 69, 973-980
    • Scotland
      • Dumfries & Galloway (Dumfries-shire)
        • Wanlockhead
    		S.Rust Collection
    • Wales
      • Ceredigion (Dyfed; Cardiganshire)
        • Ceulanymaesmawr
          • Talybont
            • Nant-y-Moch Reservoir area
    		S. Rust collection; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
    S Rust collection, Nat Hist Museum London; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
        • Cwmrheidol
          • Ponterwyd
    		S Rust collection
        • Llangynfelyn
          • Tre-Taliesin
    		S.Rust collection
        • Trefeirig
          • Bontgoch
    		S Rust collection
          • Pen-bont Rhydybeddau
    		S. Rust collection; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
    S. Rust collection; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
    S. Rust Collection; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
        • Upper Llanfihangell-y-Creuddyn
          • Cwmystwyth
    		S.Rust Collection
          • Pontrhydygroes
    		UKJMM 17 unknown F2; Pluth, J. J., Steele, I. M., Kampf, A. R. & Green, D. I. (2005): Redgillite, Cu6(OH)10(SO4)•H2O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure. Mineralogical Magazine, 69, 973-980.
        • Ysbyty Ystwyth
    		S Rust collection
      • Powys (Montgomeryshire)
        • Machynlleth
          • Dylife
    		S Rust collection
    Mineral and/or Locality
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