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Hereroite

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Big Photo

Kombat Mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia
© Rick Turner, 2011




Formula:
[Pb
 
32
(O,☐)
 
21
](AsO
 
4
)
 
2
[(Si,As,V,Mo]O
 
4
)
 
2
Cl
 
10
System:Monoclinic
This page provides mineralogical data about Hereroite.

Classification of Hereroite

IMA status:Approved 2011
mindat.org URL:http://www.mindat.org/min-42825.html
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Type Occurrence of Hereroite

Type Locality:Kombat Mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia
Place of Conservation of Type Material:Natural History Museum in London,catalogue number BM2010,101

Crystallography of Hereroite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/b {B1 1 2/b} {C2/c} {C1 2/c 1}
Cell Parameters:a = 23.139(4) Å, b = 22.684(4) Å, c = 12.389(2) Å
β = 102.090(3)°
Ratio:a:b:c = 1.02 : 1 : 0.546
Unit Cell Volume:V 6,358.57 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
3.901(21)
3.516(23)
2.982(100)
2.837(47)
1.986(24)
1.758(14)
1.641(24)
1.598(12)

Chemical Properties of Hereroite

Formula:
[Pb
 
32
(O,☐)
 
21
](AsO
 
4
)
 
2
[(Si,As,V,Mo]O
 
4
)
 
2
Cl
 
10
Essential elements:As, Cl, O, Pb, Si
All elements listed in formula:As, Cl, Mo, O, Pb, Si, V

Other Names for Hereroite

Synonyms:
IMA2011-027
Other Languages:

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 Hereroite

Reference List:

- +
Turner, R.W., Siidra, O.I., Rumsey, M.S., Krivovichev, S.V., Stanley, C.J. and Spratt, J. (2011): Hereroite, IMA 2011-027. CNMNC Newsletter No. 10, October 2011, page 2554

Turner, R., Siidra, O.I., Rumsey, M.S., Krivovichev, S.V., Stanley, C.J., and Spratt, J. (2012): Hereroite and Vladkrivovichevite: two novel lead oxychlorides from the Kombat mine, Namibia. Mineralogical Magazine vol 76(4), pp 883-890.

Internet Links for Hereroite

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    • Localities for Hereroite

    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.
    Namibia
     
    • Otjozondjupa Region
      • Grootfontein District
        • Kombat
    		Turner, R.W., Siidra, O.I., Rumsey, M.S., Krivovichev, S.V., Stanley, C.J. and Spratt, J. (2011): Hereroite, IMA 2011-027. CNMNC Newsletter No. 10, October 2011, page 2554
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