Mindat Logo
Home Page Log In Messageboard The Mindat Directory
Register Search Pages Mineral Chatroom The Mindat Store

Pseudoboleite

This page is currently not sponsored. Click here to sponsor this page.
Big Photo

Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Mun. de Mulegé, Baja California Sur (BC Sur), Mexico
© 2004 ROM

Show Pseudoboleite Photos (52)



Formula:
Pb
 
31
Cu
 
24
Cl
 
62
(OH)
 
48
System:TetragonalColour:Indigo blue, green-blue
Hardness:2½
Name:From the Greek "false" and boleite.


Closely related to boleite.

Classification of Pseudoboleite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:3/D.12-20
Nickel-Strunz 10th (pending) edition ID:3.DB.10

3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
B : With Pb, Cu, etc.
Dana 8th edition ID:10.6.8.1

10 : OXYHALIDES AND HYDROXYHALIDES
6 : AmBn(O,OH)pXq
Hey's CIM Ref.:8.8.14

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
8 : Halides of Pb
mindat.org URL:http://www.mindat.org/min-3301.html
Please feel free to link to this page.

Type Occurrence of Pseudoboleite

Type Locality:Santa Rosalía (El Boleo), Boleo District, Mun. de Mulegé, Baja California Sur (BC Sur), Mexico
Year of Discovery:1895

Occurrences of Pseudoboleite

Geological Setting:Secondary mineral of lead deposits. Smelter slag immersed in seawater.

Physical Properties of Pseudoboleite

Lustre:Vitreous, Pearly
Diaphaneity (Transparency):Translucent
Comment:Pearly on cleavages.
Colour:Indigo blue, green-blue
Streak:Light green
Hardness (Mohs):2½
Cleavage:Perfect
Perfect on {001}, nearly perfect on {101}
Density (measured):4.85 g/cm3
Density (calculated):5.07 g/cm3

Crystallography of Pseudoboleite

Crystal System:Tetragonal
Class (H-M):4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal
Space Group:I4/mmm {I4/m 2/m 2/m}
Cell Parameters:a = 15.24(2) Å, c = 30.74(5) Å
Ratio:a:c = 1 : 2.017
Unit Cell Volume:V 7,139.60 ų (Calculated from Unit Cell)
Z:2
Morphology:Rarely single crystals (pseudo-cubic, thick tabular). Commonly epitaxial overgrowths on boleite with mutually parallel {001}.

Epitaxial Relationships of Pseudoboleite

Epitaxial Minerals:
Boleite
KPb
 
26
Ag
 
9
Cu
 
24
(OH)
 
48
Cl
 
62
X-Ray Powder Diffraction:
d-spacingIntensity
4.43 (100)
3.83 (100)
2.707 (95)
2.551 (60)
2.389 (60)
2.334 (65)
1.990 (60)

Optical Data of Pseudoboleite

Type:Uniaxial (-)
RI values: nω = 2.030 nε = 2.000
Maximum Birefringence:δ = 0.030

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

Chemical Properties of Pseudoboleite

Formula:
Pb
 
31
Cu
 
24
Cl
 
62
(OH)
 
48
Essential elements:Cl, Cu, H, O, Pb
All elements listed in formula:Cl, Cu, H, O, Pb

Relationship of Pseudoboleite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
3.DB.Rickturnerite
Pb
 
7
O
 
4
[Mg(OH)
 
4
](OH)Cl
 
3
3.DB.05Diaboleite
Pb
 
2
CuCl
 
2
(OH)
 
4
3.DB.15Boleite
KPb
 
26
Ag
 
9
Cu
 
24
(OH)
 
48
Cl
 
62
3.DB.20Cumengeite
Pb
 
21
Cu
 
20
Cl
 
42
(OH)
 
40
 · 6H
 
2
O
3.DB.25Bideauxite
Pb
 
2
AgCl
 
3
(F,OH)
 
2
3.DB.30Chloroxiphite
Pb
 
3
CuO
 
2
Cl
 
2
(OH)
 
2
3.DB.35Hematophanite
Pb
 
4
Fe
 
3
O
 
8
(OH,Cl)
3.DB.40Asisite
Pb
 
7
(SiO
 
4
)O
 
4
Cl
 
2
3.DB.40Parkinsonite
(Pb,Mo,◻)
 
8
O
 
8
Cl
 
2
3.DB.45Murdochite
PbCu
 
6
O
 
8-x
(Cl,Br)
 
2x
 where x<=0.5
3.DB.50Yedlinite
Pb
 
6
Cr
3+
 
Cl
 
6
(O,OH,H
 
2
O)
 
8
Related Minerals - Hey's Index Grouping:

- +
8.8.1Abhurite
Sn
 
21
Cl
 
16
(OH)
 
14
O
 
6
8.8.2Matlockite
PbFCl
8.8.3Laurelite
Pb
 
7
F
 
12
Cl
 
2
8.8.4Cotunnite
PbCl
 
2
8.8.5Mendipite
Pb
 
3
Cl
 
2
O
 
2
8.8.6Damaraite
Pb
 
3
Cl(OH)O
 
2
8.8.7Laurionite
PbCl(OH)
8.8.8Paralaurionite
PbCl(OH)
8.8.9Penfieldite
Pb
 
2
Cl
 
3
(OH)
8.8.10Fiedlerite
Pb
 
3
FCl
 
4
(OH) · H
 
2
O
8.8.11Blixite
Pb
 
2
(O,OH)
 
2
Cl
8.8.12Pseudocotunnite
K
 
2
PbCl
 
4
8.8.13Diaboleite
Pb
 
2
CuCl
 
2
(OH)
 
4
8.8.15Chloroxiphite
Pb
 
3
CuO
 
2
Cl
 
2
(OH)
 
2
8.8.17Bideauxite
Pb
 
2
AgCl
 
3
(F,OH)
 
2
8.8.18Boleite
KPb
 
26
Ag
 
9
Cu
 
24
(OH)
 
48
Cl
 
62
8.8.19Aravaipaite
Pb
 
3
F
 
3
[AlF
 
6
] · H
 
2
O
8.8.20Yedlinite
Pb
 
6
Cr
3+
 
Cl
 
6
(O,OH,H
 
2
O)
 
8
8.8.21Kolarite
PbTeCl
 
2
8.8.22Hematophanite
Pb
 
4
Fe
 
3
O
 
8
(OH,Cl)

Other Names for Pseudoboleite

Other Languages:
German:Pseudoboleit
Russian:Псевдоболеит
Spanish:Pseudoboleita

Other Information

Other Information:Soluble in HNO3.
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 Pseudoboleite

Reference List:

- +
Lacroix (1895) Bull. musée hist. naturelle, Paris: 39.

Friedel (1906) Bulletin de la Société française de Minéralogie: 29: 14.

Gossner and Arm (1929) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 72: 202.

Friedel (1930) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 73: 154.

Gossner (1930) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 75: 365.

Hocart (1930) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 74: 21.

Giuseppetti, G., Mazzi, F. & Tadini, C. (1992): The crystal structure of pseudoboleite: Pb31Cu24Cl62(OH)48; its relations with the structures of boleite and cumengeite. Neues Jahrb. Mineral., Monatsh. 1992: 113-126.

American Mineralogist (1992): 77: 1308.

Anthony, J.W., Bideaux, R.A., Bladh, K.W., and Nichols, M.C. (1997) Handbook of Mineralogy, Volume III. Halides, Hydroxides, Oxides. Mineral Data Publishing, Tucson, AZ, 628pp.: 452.

Internet Links for Pseudoboleite

Search Engines:
  • Look for Pseudoboleite on Google
  • Look for Pseudoboleite images on Google
    • External Links:
  • Look for Pseudoboleite on Webmineral
  • Look for Pseudoboleite on Athena Mineralogy
  • Look for Pseudoboleite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Pseudoboleite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Top quality minerals from Kristalle of California
  • Buy fine minerals and gemstones from Pala International
  • Search for - Pseudoboleite - on e-Rocks Mineral Sales & Auctions
  • Pseudoboleite specimens for sale - minfind.com
  • Rare and Unusual minerals at Mineralogical Research Company
  • Find Pseudoboleite on www.crystalclassics.co.uk
  • Search for minerals at Heliodor
  • Wilensky Fine Minerals
  • Buy minerals from YourMineralCollection
  • Fabre Minerals - search for Pseudoboleite specimens
  • Buy from David K Joyce minerals
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
    • Specimens:The following Pseudoboleite specimens are currently listed for sale on minfind.com.
    Jobs:
  • Mining & Geology Jobs

    • Localities for Pseudoboleite

    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.
    Austria
     
    • Carinthia
      • Friesach - Hüttenberg area
        • Hüttenberg
          • Waitschach
    		U. Kolitsch and H. Pristacz (2009): An orthorhombic dimorph of barstowite, Pb4Cl6(CO3)•H2O, from slags at Maria Waitschach, Austria, and Lavrion, Greece. Poster, Joint MinPet 2009 and 4th MSCC, Budapest, Hungary, September 7-11; abstract in Mitt. Österr. Mineral. Ges. 155, 83.; Kolitsch, U., Brandstätter, F., Schreiber, F., Fink, R. & Auer, C. (2013): Die Mineralogie der weltweit einzigartigen Schlacken von Waitschach, Kärnten. Annalen des Naturhistorischen Museums in Wien, Serie A, 115, 19-87 (in German).
    Chile
     
    • Antofagasta Region
      • Antofagasta Province
        • Sierra Gorda District
          • Caracoles
    Collected by Terry Szenic and in the collection of Brent Thorne.
    maurizio dini collection - analysed material
    Mr. Terry Szenics.
            • Sierra Deseada
    		Jasun McAvoy specimen
    Rob Lavinky samples; analysed by XRD methods in USA
    • Tarapacá Region
      • Iquique Province
        • Challacollo
    		maurzi
    France
     
    • Rhône-Alpes
      • Loire
        • La Pacaudière
          • Le Crozet
    		Chollet, P. & Devouard, B. (2013): La mine de cuivre et de plomb des Rats, Le Crozet (Loire). Le Règne Minéral, 109, 7-46.
    Germany
     
    • Lower Saxony
      • Harz
        • Goslar
          • Astfeld
    Greece
     
    • Attikí (Attica; Attika) Prefecture
      • Lavrion (Laurion; Laurium) District
        • Lavrion District Mines
          • Lavrion (Laurion; Laurium)
    		No reference listed
          • Sounion area
            • Sounion Mines
    		Lapis, 24, 7/8 (1999); J. Gröbner und U. Kolitsch (2002): Neufunde von Laurion aus den Jahren 2001 und 2002. Aufschluss 53 (5-6), 363-371.
        • Lavrion District slag localities
          • Agios Nikolaos [St Nicholas] area
    		Fritz Schreiber collection (SXRD-analysed by Uwe Kolitsch)
          • Sounion area
    		Fritz Schreiber Collection (SXRD-analysed by Uwe Kolitsch)
          • Thorikos area
    		Gelaude, Piet, van Kalmthout, Piet and Rewitzer, Christian (1996) Laurion: The Minerals in the Ancient Slags, Janssen Print, Nijmegen, The Netherlands
    Italy
     
    • Liguria
      • Genova Province
        • Genova
          • Varenna Valley
    		Rivista Mineralogica Italiana, 22 (3), 39-41.
    • Sardinia
      • Cagliari Province
        • Villaputzu
    		Campostrini, I., Gramaccioli, C.M., Demartin, F. (1999): Orlandiite, Pb3Cl4(SeO3)•H2O, a new mineral species, and an associated lead-copper selenite chloride from the Baccu Locci mine, Sardinia, Italy. Mineralogical Magazine, 69, 1017-0145.
    • Tuscany
      • Livorno Province
        • Piombino
    		Muenchener Micromounter-Lithothek
    Mexico
     
    • Baja California Sur (BC Sur)
      • Mun. de Mulegé
        • Boleo District
    		Bull. Mus. d'Hist. Nat. Paris (1889): 1, 39; MinRec 29:43; 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: 79, 81.
    2009 New Mexico Mineral Symposium abstracts
    Panczner(1987):92-350.
    UK
     
    • England
      • Cornwall
        • St Agnes District
          • Crantock
    		BMS Newsletter 79, March 2010 (http://britishmicromountsociety.homestead.com/Gannell-Smelter.html)
          • Newquay
    		[Golley & Williams, 1995, 49 - "Cornish Mineral Reference Manual"]
    USA
     
    • Arizona
      • Maricopa Co.
        • Painted Rock Mts
          • Painted Rock District
            • Theba
    		Michael Cline collection
      • Pima Co.
        • Sierrita Mts
          • Pima District (Olive District; Mineral Hill District; Twin Buttes District)
            • San Xavier
              • Mission complex
                • Mineral Hill
                  • Mineral Hill Mines (Azurite group; Old Azurite Mine; Copper Glance Mine)
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 183, 336; Williams, S.A. (1961), Gerhardtite from the Daisy shaft, Mineral Hill mine, Pima Co., AZ, AZ Geol. Soc. Digest: 4: 123.
      • Pinal Co.
        • Mammoth District
          • Tiger
            • St. Anthony deposit
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 336; Bideaux, R.A. (1980), Tiger, AZ, Min.Rec.: 11: 155-181; Palache, C. (1941b), Diaboleite from Mammoth mine, Tiger, AZ, Am.Min.: 26: 605-612.
    • California
      • San Bernardino Co.
        • Baker
          • Otto Mountain
    		PXRD analyzed by Tony Kampf.
    • Washington
      • Pierce Co.
        • Tacoma
          • Ruston
    		Washington Geology, vol.25, no. 3, September 1997.
    Mineral and/or Locality
    Search Google
     
    Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the 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 hundreds 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.
    Current server date and time: 21st Apr 2013 16:53:14
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds