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Riomarinaite

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About RiomarinaiteHide

Formula:
Bi(SO4)(OH) · H2O
Colour:
light beige to light grey
Lustre:
Vitreous
Hardness:
2 - 3
Specific Gravity:
4.8 (Calculated)
Crystal System:
Monoclinic
Name:
for the type locality
This page provides mineralogical data about Riomarinaite.


Classification of RiomarinaiteHide

Approved
Approval Year:
2000
7.DF.75

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
F : With large and medium-sized cations

Physical Properties of RiomarinaiteHide

Vitreous
Colour:
light beige to light grey
Streak:
white to light grey
Hardness:
2 - 3 on Mohs scale
Tenacity:
Brittle
Fracture:
Irregular/Uneven
Density:
4.8 g/cm3 (Calculated)

Chemical Properties of RiomarinaiteHide

Formula:
Bi(SO4)(OH) · H2O

Crystallography of RiomarinaiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 6.0118 Å, b = 13.3355 Å, c = 6.4854 Å
β = 112.906°
Ratio:
a:b:c = 0.451 : 1 : 0.486
Unit Cell V:
478.94 ų
Z:
4

Type Occurrence of RiomarinaiteHide

General Appearance of Type Material:
Cavernous masses and coatings, rarely radiated aggregates of acicular crystals.
Geological Setting of Type Material:
Alteration product of bismuthinite at very low pH values.
Associated Minerals at Type Locality:

Synonyms of RiomarinaiteHide

Other Language Names for RiomarinaiteHide

Simplified Chinese:瑞铋矾
Traditional Chinese:瑞鉍礬

Common AssociatesHide

Associated Minerals Based on Photo Data:
Cannonite1 photo of Riomarinaite associated with Cannonite on mindat.org.
Pyrite1 photo of Riomarinaite associated with Pyrite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

7.DF.Aldridgeite(Cd,Ca)(Cu,Zn)4(SO4)2(OH)6 · 3H2O Mon. 2/m : B2/b
7.DF.AlcaparrosaiteK3Ti4+Fe3+(SO4)4O(H2O)2Mon. 2/m : B2/b
7.DF.05UklonskoviteNaMg(SO4)F · 2H2OMon.
7.DF.10KainiteKMg(SO4)Cl · 3H2OMon. 2/m : B2/m
7.DF.15NatrochalciteNaCu2(SO4)2(OH) · 2H2OMon. 2/m : B2/m
7.DF.20MetasideronatriteNa2Fe(SO4)2(OH) · H2OOrth. mmm (2/m 2/m 2/m)
7.DF.20SideronatriteNa2Fe(SO4)2(OH) · 3H2OOrth. 2 2 2 : P21 21 21
7.DF.25DespujolsiteCa3Mn4+(SO4)2(OH)6 · 3H2OHex. 6 m2 : P62c
7.DF.25FleischeritePb3Ge(SO4)2(OH)6 · 3H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.25SchaurteiteCa3Ge(SO4)2(OH)6 · 4H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.25MallestigitePb3Sb5+(SO4)(AsO4)(OH)6 · 3H2OHex. 6 : P63
7.DF.30Slavíkite(H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2OTrig. 3 : R3
7.DF.35MetavoltineNa6K2FeFe6(SO4)12O2 · 18H2OTrig.
7.DF.40LannoniteMg2Ca4Al4(SO4)8F8 · 24H2O Tet. 4/m : I4/m
7.DF.40VlodavetsiteAlCa2(SO4)2F2Cl · 4H2OTet. 4/m : I4/m
7.DF.45PeretaiteCa(SbO)4(SO4)2(OH)2 · 2H2OMon. 2/m : B2/b
7.DF.50GordaiteNaZn4(SO4)(OH)6Cl · 6H2OTrig. 3 : P3
7.DF.55Clairite(NH4)2Fe3(SO4)4(OH)3 · 3H2OTric.
7.DF.60ArzruniteCu4Pb2(SO4)(OH)4Cl6 · 2H2O (?)Orth.
7.DF.65ElyitePb4Cu(SO4)O2(OH)4 · H2OMon. 2/m
7.DF.70YecoraiteFe3+3Bi5(Te6+O4)2(Te4+O3)O9 · 9H2O
7.DF.80DukeiteBi3+24Cr6+8O57(OH)6 · 3H2OTrig. 3m : P3 1c
7.DF.85XocolatliteCa2Mn4+2(Te6+O6)2 · H2OMon. 2/m : P2/m

Fluorescence of RiomarinaiteHide

Other InformationHide

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 RiomarinaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Rögner, P. (2005): Riomarinait, ein neues Wismutmineral vom Abbau Falcacci, Rio Marina, Elba (Italien). Aufschluss 56, 53-60 (in German).

Internet Links for RiomarinaiteHide

Localities for RiomarinaiteHide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • New South Wales
    • Gough Co.
      • Kingsgate
Clissold, M. E. (2007) Aspects of the Supergene Geochemistry of Copper, Nickel and Bismuth. PhD Thesis University of Sydney, Australia 162pp.
Germany
 
  • Bavaria
    • Lower Bavaria
      • Röhrnbach
Habel, M. (2009): Der Granodioritbruch der Fa. Josef Uhrmann OHG, Steinerleinbach bei Röhrnbach. Mineralien-Welt 20 (2), 66-86.
Italy (TL)
 
  • Tuscany
    • Livorno Province
      • Elba Island
        • Rio Marina
          • Rio Mine (Rio Marina Mine)
Rögner, P. (2005) Aufschluss 56, 53-60; Senesi, F., Hanauer, M. & Rogner, P. (2013): I minerali di bismuto di Rio Marina, Isola d'Elba. Rivista Mineralogica Italiana, 4/2013, 234-242
Mineral and/or Locality  
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