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Plumbopharmacosiderite

A valid IMA mineral species
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00026460017272472989141.jpg
Plumbopharmacosiderite

Monte Falò, Coiromonte, Armeno, Novara Province, Piedmont, Italy
00026460017272472989141.jpg
Plumbopharmacosiderite

Monte Falò, Coiromonte, Armeno, Novara Province, Piedmont, Italy
00026460017272472989141.jpg
Plumbopharmacosiderite

Monte Falò, Coiromonte, Armeno, Novara Province, Piedmont, Italy
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About PlumbopharmacosideriteHide

Formula:
Pb0.5Fe3+4(AsO4)3(OH)4 · 5H2O
Colour:
Pale green to yellowish-green
Lustre:
Vitreous, Resinous
Hardness:
2½ - 3
Specific Gravity:
2.89 (Calculated)
Crystal System:
Isometric
Name:
Named for its chemical relationship in the pharmacosiderite group.
One of a few known Pb-Fe arsenate minerals. Compare, e.g., arsenbrackebuschite, carminite, mawbyite, and segnitite.



Unique IdentifiersHide

Mindat ID:
51583
Long-form identifier:
mindat:1:1:51583:6

IMA Classification of PlumbopharmacosideriteHide

Classification of PlumbopharmacosideriteHide

Strunz-mindat (2026):
8.DK.10

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
K : With large and medium-sized cations, (OH, etc.):RO4 > 1:1 and < 2:1

Mineral SymbolsHide

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

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

Physical Properties of PlumbopharmacosideriteHide

Lustre:
Vitreous, Resinous
Transparency:
Transparent
Colour:
Pale green to yellowish-green
Streak:
White
Hardness:
2½ - 3 on Mohs scale
Tenacity:
Brittle
Fracture:
Irregular/Uneven
Density:
2.89 g/cm3 (Calculated)

Optical Data of PlumbopharmacosideriteHide

Type:
Isotropic

Chemistry of PlumbopharmacosideriteHide

Mindat Formula:
Pb0.5Fe3+4(AsO4)3(OH)4 · 5H2O
Element Weights:
Element% weight
O37.256 %
As24.923 %
Fe24.769 %
Pb11.488 %
H1.565 %

Calculated from ideal end-member formula.
Elements listed:
As, Fe, H, O, Pb - search for minerals with similar chemistry

Crystallography of PlumbopharmacosideriteHide

Crystal System:
Isometric
Class (H-M):
43m - Hextetrahedral
Space Group:
P43m
Setting:
P43m
Cell Parameters:
a = 7.9791(2) Å
Unit Cell V:
508 ų
Z:
1

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
47a : [Near-surface hydration of prior minerals]
47d : [Arsenates, antimonates, selenates, bismuthinates]

Type Occurrence of PlumbopharmacosideriteHide

Type Locality:
ⓘ Monte Falò, Coiromonte, Armeno, Novara Province, Piedmont, Italy
General Appearance of Type Material:
Minute cubes up to 50 μm in size.
Place of Conservation of Type Material:
Type material is deposited in the collections of the Laboratoire de Minéralogie, University of Liège, Belgium, collection number 20392
Geological Setting of Type Material:
Surfaces of brittle fissures in a mica schist cross-cut by arsenopyrite veins.
Reference:
Vignola, Pietro, Rotiroti, Nicola, Hatert, Frédéric, Dal Bo, Fabrice, Gentile, Paolo, Albertini, Claudio, Merlini, Marco, Risplendente, Andrea, Pavese, Alessandro (2018) Plumbopharmacosiderite, Pb0.5Fe3+4(AsO4)3(OH)4·5H2O, A New Mineral Species From the Monte Falò Pb-Zn Mine Near the Village of Coiromonte In the Armeno Municipality, Novara Province, Italy. The Canadian Mineralogist, 56 (2) 143-150 doi:10.3749/canmin.1700080

Synonyms of PlumbopharmacosideriteHide

Other Language Names for PlumbopharmacosideriteHide

Relationship of Plumbopharmacosiderite to other SpeciesHide

Member of:
Pharmacosiderite Group > Pharmacosiderite Supergroup
Other Members of Pharmacosiderite Group:
BariopharmacosideriteBa0.5Fe3+4(AsO4)3(OH)4 · 5H2OTet. 42m : P42m
CaesiumpharmacosideriteCsFe3+4[(AsO4)3(OH)4] · 4H2OIso. 43m : P43m
Hydroniumpharmacosiderite(H3O)Fe3+4(AsO4)3(OH)4 · 4H2OIso. 43m : P43m
NatropharmacosideriteNaFe3+4(AsO4)3(OH)4 · 4H2OIso. 43m : P43m
PharmacosideriteKFe3+4(AsO4)3(OH)4 · 6-7H2OIso. 43m : P43m
StrontiopharmacosideriteSr0.5Fe3+4[(AsO4)3(OH)4] · 4H2OTet. 42m : P42m
ThalliumpharmacosideriteTlFe3+4[(AsO4)3(OH)4] · 4H2OIso. 43m : F43m

Related Minerals - Strunz-mindat GroupingHide

8.DK.RegeriteKFe6(PO4)4(OH)7(H2O)6 · 4H2OMon. 2/m : P21/b
8.DK.RichelsdorfiteCa2Cu5Sb(AsO4)4(OH)6Cl · 6H2OMon. 2/m : B2/m
8.DK.BimbowrieiteNaMgFe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.PuttapaitePb2Mn2+2ZnCr3+4O2(AsO4)4(OH)6 · 12H2OMon. 2/m : B2/m
8.DK.10ThalliumpharmacosideriteTlFe3+4[(AsO4)3(OH)4] · 4H2OIso. 43m : F43m
8.DK.10NatropharmacosideriteNaFe3+4(AsO4)3(OH)4 · 4H2OIso. 43m : P43m
8.DK.10PharmacosideriteKFe3+4(AsO4)3(OH)4 · 6-7H2OIso. 43m : P43m
8.DK.10StrontiopharmacosideriteSr0.5Fe3+4[(AsO4)3(OH)4] · 4H2OTet. 42m : P42m
8.DK.10BariopharmacosideriteBa0.5Fe3+4(AsO4)3(OH)4 · 5H2OTet. 42m : P42m
8.DK.10Hydroniumpharmacosiderite(H3O)Fe3+4(AsO4)3(OH)4 · 4H2OIso. 43m : P43m
8.DK.12Hydroniumpharmacoalumite(H3O)Al4(AsO4)3(OH)4 · 4.5H2OIso. 43m : P43m
8.DK.12BariopharmacoalumiteBa0.5Al4(AsO4)3(OH)4 · 4H2OIso. 43m : P43m
8.DK.12PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2OIso. 43m : P43m
8.DK.12CalciopharmacoalumiteCa0.5Al4(AsO4)3(OH)4 · 5H2OIso. 43m : P43m
8.DK.12NatropharmacoalumiteNaAl4(AsO4)3(OH)4 · 4H2OIso. 43m : P43m
8.DK.15MatioliiteNaMgAl5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15BurangaiteNaFe2+Al5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15NatrodufréniteNaFe3+Fe3+5(PO4)4O(OH)5(H2O)2Mon. 2/m : B2/b
8.DK.15DufréniteCa0.5Fe2+Fe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15GayiteNaMn2+Fe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.20KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33Mon. 2/m : P2/b
8.DK.25Bleasdaleite(Ca,Fe3+)2Cu5(Bi,Cu)(PO4)4(H2O,OH,Cl)13Mon. 2/m : B2/m
8.DK.30Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2OMon. 2/m
8.DK.35KrasnoviteBa(Al,Mg)(PO4,CO3)(OH)2 · H2OOrth. mmm(2/m2/m2/m)

Fluorescence of PlumbopharmacosideriteHide

In UV light:
Non-fluorescent under 254 nm (short wave) and 366 nm (long wave) UV light

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.

Internet Links for PlumbopharmacosideriteHide

References for PlumbopharmacosideriteHide

Localities for PlumbopharmacosideriteHide

Showing 3 localities.

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.
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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.
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
Rieck et al. (2020)
        • Plaka
          • Plaka Mines
Rieck et al. (2020)
Italy (TL)
 
  • Piedmont
    • Novara Province
      • Armeno
        • Coiromonte
Mineralogical Magazine +1 other reference
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