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Palmierite

Formula:
(K,Na)
 
2
Pb(SO
 
4
)
 
2
System:TrigonalColour:Colourless, white; ...
Hardness:2
Name:After Luigi Palmieri (1807-1896), Italian scientist and Director, Vesuvius Observatory.
Isostructural with:Kalistrontite


The lead analogue of Kalistrontite.

Classification of Palmierite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:6/A.08-30
Nickel-Strunz 10th (pending) edition ID:7.AD.40

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
A : Sulfates (selenates, etc.) without additional anions, without H2O
D : With only large cations
Dana 8th edition ID:28.4.3.1

28 : ANHYDROUS ACID AND NORMAL SULFATES
4 : Miscellaneous
Hey's CIM Ref.:25.7.5

25 : Sulphates
7 : Sulphates of Pb
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Type Occurrence of Palmierite

Type Locality:Mt. Vesuvius, Somma-Vesuvius Complex, Naples Province, Campania, Italy
Year of Discovery:1907
Geological Setting of type material:Volcanic fumaroles
Associated Minerals at type locality:
Aphthitalite

Physical Properties of Palmierite

Lustre:Vitreous, Pearly
Colour:Colourless, white; colourless in transmitted light
Hardness (Mohs):2

Crystallography of Palmierite

Crystal System:Trigonal
Cell Parameters:a = 5.49Å, c = 20.84Å
Ratio:a:c = 1 : 3.796
Unit Cell Volume:V 543.97 ų (Calculated from Unit Cell)
Morphology:Crystals are microscopic micaceous plates {0001}, with hexagonal outlines.

Optical Data of Palmierite

Type:Uniaxial (-)

Chemical Properties of Palmierite

Formula:
(K,Na)
 
2
Pb(SO
 
4
)
 
2
Essential elements:K, O, Pb, S
All elements listed in formula:K, Na, O, Pb, S

Relationship of Palmierite to other Species

Related Minerals - Nickel-Strunz Grouping):
7.AD.05Arcanite
K
 
2
SO
 
4
7.AD.05Mascagnite
(NH
 
4
)
 
2
SO
 
4
7.AD.10Mercallite
KHSO
 
4
7.AD.15Misenite
K
 
8
H
 
6
(SO
 
4
)
 
7
7.AD.20Letovicite
(NH
 
4
)
 
3
H(SO
 
4
)
 
2
7.AD.25Glauberite
Na
 
2
Ca(SO
 
4
)
 
2
7.AD.30Anhydrite
CaSO
 
4
7.AD.35Anglesite
PbSO
 
4
7.AD.35Baryte
BaSO
 
4
7.AD.35Celestine
SrSO
 
4
7.AD.35Olsacherite
Pb
 
2
SO
 
4
SeO
 
4
7.AD.35Kerstenite
7.AD.40Kalistrontite
K
 
2
Sr(SO
 
4
)
 
2
Related Minerals - Hey's Index Grouping:
25.7.1Schaurteite
Ca
 
3
Ge[(OH)
 
6
|(SO
 
4
)
 
2
] · 4H
 
2
O
25.7.2Zircosulfate
(Zr,Ti)(SO
 
4
)
 
2
·4H
 
2
O
25.7.3Anglesite
PbSO
 
4
25.7.4Lanarkite
Pb
 
2
[O|SO
 
4
]
25.7.6Linarite
PbCu[(OH)
 
2
|SO
 
4
]
25.7.7Elyite
Pb
 
4
Cu(SO
 
4
)O
 
2
(OH)
 
4
·H
 
2
O
25.7.8Chenite
Pb
 
4
Cu[(OH)
 
3
|SO
 
4
]
 
2
25.7.9Osarizawaite
Pb(Al,Cu)
 
3
[(OH,H
 
2
O)
 
3
|SO
 
4
]
 
2
25.7.10Itoite
Pb
 
3
Ge
4+
 
[O|OH|SO
 
4
]
 
2
25.7.11Fleischerite
Pb
 
3
Ge[(OH)
 
6
|(SO
 
4
)
 
2
] · 3H
 
2
O
25.7.12Beaverite
Pb(Fe
3+
 
,Cu,Al)
 
3
[(OH)
 
3
|SO
 
4
]
 
2
25.7.13Plumbojarosite
PbFe
3+
6
[(OH)
 
3
|SO
 
4
]
 
4

Other Names for Palmierite

German names:
Palmierit
Russian names:
Пальмиерит
Spanish names:
Palmierita

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 Palmierite

Reference List:Lacroix (1907) Bulletin de la Société française de Minéralogie: 30: 234.

Lacroix (1907) Comptes rendu de l’Académie des sciences de Paris: 144: 1397.

Lacroix (1908) Bulletin de la Société française de Minéralogie: 31: 261.

Zanbonini (1921) Rendus comitato geologico d’Italia, Rome, Bollettino: 48(3).

American Mineralogist (1922): 7: 195.

Cesàro (1934) Bull. Académie royale des sciences de Belgique, Brussels: (5): 20: 683.

Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume II: 403-404.

Bellanca A. (1945) - La struttura della palmierite. Periodico di Mineralogia - Roma pp. 5-25.

Neues Jahrbuch für Mineralogie, Monatshefte (1973): 75-78.

Periodico di Mineralogia (1985): 54: 34.

Reviews in Mineralogy and Geochemistry: 10: 1-112.

Tissot, R. G., Rodriguez, M. A., Sipola, D. L. & Voigt, J. A. (2001): X-ray powder diffraction study of synthetic Palmierite, K2Pb(SO4)2. Powder Diffraction 16, 92-97.

Internet Links for Palmierite

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  • Raman and XRD data at RRUFF project
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  • Palmierite details from Handbook of Mineralogy (PDF)
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    Localities for Palmierite

    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.
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    (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.
    Austria
     
    • Carinthia
      • Gurktaler Alpen Mts
        • St Veit an der Glan
          • Äußere Wimitz
    		G. Blass, A. Pichler: Carinthia II 191./111.: 43-55 (2001)
    Germany
     
    • North Rhine-Westphalia
      • Sauerland
        • Meschede
    		Wittern: "Mineralfundorte in Deutschland", 2001
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 404; Russo, M., 2006: I minerali di formazione fumarolica della grande eruzione vesuviana del 1906
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