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Bottinoite

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Big Photo

Hendre Felen Mine, Ysbyty Ystwyth, Ceredigion (Dyfed; Cardiganshire), Wales, UK
© Steve Rust

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Formula:
Ni
2+
 
[Sb(OH)
 
6
]
 
2
 · 6H
 
2
O
System:TrigonalColour:Pale blue to pale ...
Hardness:3½
Name:For the type locality.
This page provides mineralogical data about Bottinoite.

Classification of Bottinoite

IMA status:Approved 1991
Strunz 8th edition ID:4/F.04-20
Nickel-Strunz 10th (pending) edition ID:4.FH.05

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
H : Hydroxides with H2O +- (OH); insular octahedra
Dana 8th edition ID:6.3.9.1

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
3 : X(OH)3
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Type Occurrence of Bottinoite

Type Locality:Bottino Mine, Stazzema, Apuan Alps, Lucca Province, Tuscany, Italy
Place of Conservation of Type Material:University of Florence, Florence, Italy (No. 1747/RI)
Geological Setting of type material:In an oxidized hydrothermal base-metal deposit
Associated Minerals at type locality:
Ullmannite

Occurrences of Bottinoite

Geological Setting:Adjacent to and incrusting ullmannite in oxidized hydrothermal base-metal deposits

Physical Properties of Bottinoite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:Pale blue to pale blue-green
Streak:Very light blue
Hardness (Mohs):3½
Hardness (Vickers):VHN10=94 - 110 kg/mm2
Tenacity:Brittle
Fracture:Conchoidal
Density (measured):2.83 g/cm3
Density (calculated):2.81 g/cm3

Crystallography of Bottinoite

Crystal System:Trigonal
Cell Parameters:a = 16.026Å, c = 9.795Å
Ratio:a:c = 1 : 0.611
Unit Cell Volume:V 2,178.64 ų (Calculated from Unit Cell)
Z:6
Morphology:Crystals tabular on {0001}, with {10_10}, in roselike and spherulitic aggregates, to 3 mm.
Twinning:Inability to solve the structure was attributed to possible twinning.
X-Ray Powder Diffraction:
d-spacingIntensity
4.62 (100)
3.36 (100)
2.34 (80)
1.806 (70)
2.09 (60)
1.751 (60)
4.88 (50)
Comments:Recorded on material from the type locality

Optical Data of Bottinoite

Type:Uniaxial (+)
RI values: nω = 1.600 nε = 1.605
Maximum Birefringence:δ = 0.005

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate

Chemical Properties of Bottinoite

Formula:
Ni
2+
 
[Sb(OH)
 
6
]
 
2
 · 6H
 
2
O
Essential elements:H, Ni, O, Sb
All elements listed in formula:H, Ni, O, Sb
Analytical Data:(1) Averages of four electron microprobe analyses of type material, with apparent loss of water in the electron beam; water content determined by thermogravimetry (TGA); presence of hydroxide and water confirmed by IR spectroscopy
(2) Averages of four partial analyses by electron microprobe of material from the Brownley Hill Mine, Cumbria, England
(3) Analysis of synthetic material by atomic absorption spectrometry (AAS); water by thermogravimetry (TGA)
(4) Theoretical values
         (1)     (2)      (3)      (4)

As2O5           (0.53)
Sb2O5  (62.6)  (69.12)  (52.07)  (52.65)
SiO2            (0.31)
NiO    (15.2)  (15.92)  (12.04)  (12.16)
H2O    (32.9)           (35.40)  (35.19)

sum    110.7             99.51   100.00 wt.-%

Relationship of Bottinoite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.FH.05Brandholzite
Mg[Sb(OH)
 
6
]
 
2
 · 6H
 
2
O

Other Names for Bottinoite

Synonyms:
DörnbergiteIMA1991-029
Other Languages:
German:Bottinoit
Dörnbergit
Russian:Боттиноит
Spanish:Bottinoita

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 Bottinoite

Reference List:

- +
Bonazzi, P., Menchetti, S., Caneschi, A. and Magnanelli, S. (1992): Bottinoite, Ni(H2O)6[Sb(OH)6]2, a new mineral from the Bottino mine, Alpi Apuane, Italy. American Mineralogist 77, 1301-1304.

Clark, A. M. (1993): Bottinoite, a mineral new to Britain. Mineralogical Magazine 57, 543-544.

American Mineralogist (1996), 81, 1494-1500.

Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 74.

Internet Links for Bottinoite

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    • Localities for Bottinoite

    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.
    Hide Locality List
    (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.
    France
     
    • Languedoc-Roussillon
      • Pyrénées-Orientales
        • Céret
          • Oms
    		Le Cahier des Micromonteurs, 2007, 95, 3-24.
    Germany
     
    • North Rhine-Westphalia
      • Sauerland
        • Meschede
          • Ramsbeck
    		[MinRecord 29:144]
      • Siegerland
        • Eiserfeld
          • Kohlenbach Valley
    		Wittern: "Mineralfundorte in Deutschland", 2001
        • Eisern
    		Wittern: "Mineralfundorte in Deutschland", 2001
        • Siegen
          • Achenbach
    		Wittern: "Mineralfundorte in Deutschland", 2001
    • Rhineland-Palatinate
      • Siegerland
        • Niederfischbach
      • Westerwald
        • Wied Iron Spar District
          • Altenkirchen
            • Bürdenbach
    		SCHNORRER, G. (1995): Mineralogische Neuheiten von bekannten deutschen Fundorten. Lapis 20 (12), 43-48; 62.
    Italy
     
    • Tuscany
      • Lucca Province
        • Apuan Alps
          • Stazzema
    		Bonazzi P., Menchetti S., Caneschi A., Magnanelli S., 1992. Bottinoite, Ni(H2O)[Sb(OH)6]2, a new mineral from the Bottino mine, Alpi Apuane, Italy. Am. Miner., 77: 1301-1304.
          • Vergemoli
            • Fornovolasco
    		Biagioni, C., Orlandi, P., & Bonini, M. (2008). Fornovolasco. Storia e minerali delle miniere di ferro presso Vergemoli (Alpi Apuane). Rivista Mineralogica Italiana, 4/2008, 230-252
    Spain
     
    • Aragón
      • Teruel
        • Lanzuela
    		LAN2
    UK
     
    • England
      • Cumbria
        • North and Western Region (Cumberland)
          • North Pennines
            • Alston Moor District
              • Nenthead
    		GREEN, D.I., McCALLUM, D. and WOOD, M. (2000) Famous mineral localities: The Brownley Hill Mine, Alston Moor District, Cumbria, England. Mineralogical Record, 31, 231-250.
    Nat Hist Museum London and S.Rust collection
    • Wales
      • Ceredigion (Dyfed; Cardiganshire)
        • Ceulanymaesmawr
          • Bontgoch (Elerch)
    		BMS Database
        • Upper Llanfihangell-y-Creuddyn
          • Pontrhydygroes
    		National Museum of Wales database; National Museum of Wales database
        • Ysbyty Ystwyth
    		BMS Database
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    Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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