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Arsendescloizite

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Formula:
PbZn(AsO4)(OH)
System:
Orthorhombic
Colour:
Pale yellow to deep ...
Lustre:
Sub-Vitreous
Hardness:
4
Name:
Named by Paul Keller and Pete J. Dunn in 1982 for being the arsenate analog of descloizite.
Adelite-Descloizite Group. Arsenate analogue of Descloizite.

Classification of Arsendescloizite

Approved
8.BH.35

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
H : With medium-sized and large cations, (OH,etc.):RO4 = 1:1
Dana 7th ed.:
41.5.1.9
41.5.1.9

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
5 : (AB)2(XO4)Zq
20.5.6

20 : Arsenates (also arsenates with phosphate, but without other anions)
5 : Arsenates of Ti and Pb
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First Recorded Occurrence of Arsendescloizite

Year of Discovery:
1982
Geological Setting of First Recorded Material:
Oxidized zone of a polymetallic ore arsenic-bearing sulfide deposit
Associated Minerals at First Recorded Locality:

Physical Properties of Arsendescloizite

Sub-Vitreous
Diaphaneity (Transparency):
Transparent
Colour:
Pale yellow to deep green, greyish brown
Streak:
White
Hardness (Mohs):
4
Density:
6.57 g/cm3 (Calculated)

Crystallography of Arsendescloizite

Crystal System:
Orthorhombic
Class (H-M):
2 2 2 - Disphenoidal
Space Group:
P21 21 21
Space Group Setting:
P21 21 21
Cell Parameters:
a = 6.075Å, b = 9.358Å, c = 7.634Å
Ratio:
a:b:c = 0.649 : 1 : 0.816
Unit Cell Volume:
V 433.99 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Platy to wedge-shaped crystals. Platy {100} to 1 mm; also with {101}. {110}, {100}, {111}.
X-Ray Powder Diffraction Data:
d-spacingIntensity
4.23 (60)
3.23 (100)
2.88 (100)
2.60 (80)
2.09 (60)
1.656 (60)
1.559 (80)
Comments:
ICDD 35-668

Optical Data of Arsendescloizite

Type:
Biaxial (-)
RI values:
nα = 1.990 nβ = 2.030 nγ = 2.035
2V:
Measured: 30° , Calculated: 38°
Birefringence:
0.045
Max Birefringence:
δ = 0.045
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
r > v
Optical Extinction:
XYZ = bac
Pleochroism:
Non-pleochroic

Chemical Properties of Arsendescloizite

Formula:
PbZn(AsO4)(OH)
Essential elements:
All elements listed in formula:

Relationship of Arsendescloizite to other Species

Other Members of Group:
AdeliteCaMg(AsO4)(OH)
AustiniteCaZn(AsO4)(OH)
ČechitePb(Fe2+,Mn2+)(VO4)(OH)
CobaltaustiniteCaCo(AsO4)(OH)
ConichalciteCaCu(AsO4)(OH)
DescloizitePb(Zn,Cu)(VO4)(OH)
DuftitePbCu(AsO4)(OH)
GabrielsonitePbFe(AsO4)(OH)
GottlobiteCaMg(VO4,AsO4)(OH)
HermannroseiteCaCu(PO4)(OH)
MottramitePbCu(VO4)(OH)
NickelaustiniteCa(Ni,Zn)(AsO4)(OH)
PyrobelonitePbMn2+(VO4)(OH)
TangeiteCaCu(VO4)(OH)
8.BH.05ThadeuiteCa(Mg,Fe2+)3(PO4)2(OH,F)2
8.BH.10DurangiteNaAl(AsO4)F
8.BH.10IsokiteCaMg(PO4)F
8.BH.10LacroixiteNaAl(PO4)F
8.BH.10MaxwelliteNaFe3+(AsO4)F
8.BH.10PanasqueiraiteCaMg(PO4)(OH,F)
8.BH.10TilasiteCaMg(AsO4)F
8.BH.15DrugmanitePb(Fe3+,Al)2(PO4)2(OH)2
8.BH.20Bjarebyite(Ba,Sr)(Mn2+,Fe2+,Mg)2Al2(PO4)3(OH)3
8.BH.20CirroliteCa3Al2(PO4)3(OH)3 (?)
8.BH.20KulaniteBa(Fe2+,Mn2+,Mg)2(Al,Fe3+)2(PO4)3(OH)3
8.BH.20PenikisiteBa(Mg,Fe2+,Ca)2Al2(PO4)3(OH)3
8.BH.20PerloffiteBa(Mn2+,Fe2+)2Fe23+(PO4)3(OH)3
8.BH.20JohntomaiteBaFe22+Fe23+(PO4)3(OH)3
8.BH.25Bertossaite(Li,Na)2(Ca,Fe2+,Mn2+)Al4(PO4)4(OH,F)4
8.BH.25Palermoite(Li,Na)2(Sr,Ca)Al4(PO4)4(OH)4
8.BH.30CarminitePbFe23+(AsO4)2(OH)2
8.BH.30SewarditeCaFe23+(AsO4)2(OH)2
8.BH.35AdeliteCaMg(AsO4)(OH)
8.BH.35AustiniteCaZn(AsO4)(OH)
8.BH.35CobaltaustiniteCaCo(AsO4)(OH)
8.BH.35ConichalciteCaCu(AsO4)(OH)
8.BH.35DuftitePbCu(AsO4)(OH)
8.BH.35GabrielsonitePbFe(AsO4)(OH)
8.BH.35NickelaustiniteCa(Ni,Zn)(AsO4)(OH)
8.BH.35TangeiteCaCu(VO4)(OH)
8.BH.35GottlobiteCaMg(VO4,AsO4)(OH)
8.BH.35HermannroseiteCaCu(PO4)(OH)
8.BH.40ČechitePb(Fe2+,Mn2+)(VO4)(OH)
8.BH.40DescloizitePb(Zn,Cu)(VO4)(OH)
8.BH.40MottramitePbCu(VO4)(OH)
8.BH.40PyrobelonitePbMn2+(VO4)(OH)
8.BH.45BayldonitePbCu3(AsO4)2(OH)2
8.BH.45VésigniéiteBaCu3(VO4)2(OH)2
8.BH.50PaganoiteNiBi(AsO4)O
8.BH.55JagoweriteBaAl2(PO4)2(OH)2
8.BH.60Attakolite(Ca,Sr)Mn(Al,Fe)4(HPO4,PO4)3(SiO4,PO4)(OH)4
8.BH.65LeningraditePbCu3(VO4)2Cl
20.5.1CafarsiteCa5.9Mn1.7Fe3Ti3(AsO3)12 · 4-5H2O
20.5.2SchultenitePb(HAsO4)
20.5.3DuftitePbCu(AsO4)(OH)
20.5.4BayldonitePbCu3(AsO4)2(OH)2
20.5.5PhilipsbornitePbAl3(AsO4)2(OH)5 · H2O
20.5.7HelmutwinkleritePb(Zn,Cu)2(AsO4)2 · 2H2O
20.5.8ThometzekitePb(Cu,Zn)2(AsO4,SO4)2 · 2(H2O,OH)
20.5.9Caryinite(Na,Pb)(Ca,Na)(Ca,Mn2+)(Mn2+,Mg,Fe3+)2(AsO4)3
20.5.10LudlockitePbFe43+As103+O22
20.5.11GabrielsonitePbFe(AsO4)(OH)
20.5.12CarminitePbFe23+(AsO4)2(OH)2
20.5.13SegnititePbFe33+(AsO4)2(OH,H2O)6
20.5.14TsumcoritePb(Zn,Fe3+)2(AsO4)2 · 2(H2O,OH)
20.5.15JamesitePb2Zn(Fe2+,Zn)2Fe43+(AsO4)4(OH)10
20.5.16MawbyitePb(Fe3+,Zn)2(AsO4)2 · 2(OH,H2O)
20.5.17Arsenbrackenbuschite

Other Names for Arsendescloizite

Name in Other Languages:

Other Information

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 Arsendescloizite

Reference List:
Mineralogical Record: 13: 155-157.

American Mineralogist (1983): 68: 280.

Internet Links for Arsendescloizite

Localities for Arsendescloizite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Australia
 
  • South Australia
    • Flinders Ranges
      • North Flinders Ranges
        • Leigh Creek
          • Puttapa
Confirmed by Peter Elliot
Austria
 
  • Tyrol
    • North Tyrol
      • Inn valley
        • Brixlegg - Schwaz area
          • Brixlegg - Rattenberg
Poeverlein, Schnorrer
China
 
  • Yunnan Province
    • Honghe Autonomous Prefecture
      • Gejiu Co.
Baoqin Zhao (1985): Acta Mineralogica Sinica 5(3), 282-284
Germany
 
  • Baden-Württemberg
    • Black Forest
      • Lahr
        • Reichenbach
          • Weiler
Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
  • Rhineland-Palatinate
    • Lahn valley
Wittern: "Mineralfundorte in Deutschland", 2001
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
Katerinopoulos, A. (1996): Bisher nicht bekannte Minerale aus den Lavrion-Bergwerken. Lapis, 21 (11), 39; 62.
No reference listed
Lapis No.7/8 1999 p.70-74
        • Plaka
          • Plaka Mines
No reference listed
Japan
 
  • Kyushu Region
    • Miyazaki Prefecture
      • Takachiho
Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
Mexico
 
  • Durango
    • Mun. de Mapimí
      • Mapimí
[MinRec 20:236]; Moore, T.P. and Megaw, P.K.M. (2003): Famous mineral localities: The Ojuela mine, Mapimi, Durango, Mexico. The Mineralogical Record, 34(5), 1-91
Moore, T.P. and Megaw, P.K.M. (2003): Famous mineral localities: The Ojuela mine, Mapimi, Durango, Mexico. The Mineralogical Record, 34(5), 1-91.
Namibia
 
  • Otjikoto Region (Oshikoto)
    • Tsumeb
[MinRec 13:137-138,13:140,13:155-157]
Portugal
 
  • Beja District
    • Moura
      • Sobral da Adiça
Ko Jansen collection
Switzerland
 
  • Wallis (Valais)
    • Binn Valley
      • Binn
Cannon, R., Hensel, H. & Raber, T. (2008): Der Reckibach-Dolomit im Binntal, Schweiz: Mineralbestand und Neufunde. Lapis, 33 (3), 20-28; 50. (in German)
UK
 
  • England
    • Cumbria
      • North and Western Region (Cumberland)
        • Caldbeck Fells
Journal of The Russell Society, Volume 9, 2006
USA
 
  • Arizona
    • Maricopa Co.
      • Big Horn Mts
        • Osborn District
          • Tonopah
            • Belmont Mountain
Collected by and in the collection of Joe Ruiz. Analyzed by the University of Arizona.
  • Montana
    • Granite Co.
      • Philipsburg District (Flint Creek District)
Min News 21:7 p 1,3, 4
  • Nevada
    • Humboldt Co.
      • Iron Point District
        • Valmy
Rocks & Minerals Vol. 74 No. 6 Nov/Dec 1999
    • Nye Co.
      • Lodi Hills
        • Lodi District
          • Marble camp
Tony Nickischer (2015, #1) Mineral News
    • Pershing Co.
      • Antelope District
        • Lovelock
NBMG Spec. Pub. 31 Minerals of Nevada
  • Washington
    • Stevens Co.
      • Huckleberry Range
        • Deer Trail & Cedar Canyon Districts
          • Adams Mountain
www.cannonmicroprobe.com/Mineral_Specimens.htm
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