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Yedlinite

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Mammoth-Saint Anthony Mine (Mammoth-St Anthony Mine; Mammoth Mine; St. Anthony Mine; Tiger property; Mammoth Gold Mines Ltd. property), St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
© Brent Thorne 2008

Show Yedlinite Photos (4)
Formula:
Pb
 
6
(Cl,OH)
 
6
Cr
3+
 
(OH,O)
 
8
System:TrigonalColour:Red-violet
Hardness:2½
Name:Named after Leo Neal Yedlin (1908-1977), prominent mineral collector of New Haven (Connecticut).
This page provides mineralogical data about Yedlinite.

Classification of Yedlinite

IMA status:Approved 1974
Strunz 8th edition ID:3/D.12-90
Nickel-Strunz 10th (pending) edition ID:3.DB.50

3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
B : With Pb, Cu, etc.
Dana 8th edition ID:10.6.3.1

10 : OXYHALIDES AND HYDROXYHALIDES
6 : AmBn(O,OH)pXq
Hey's CIM Ref.:8.8.20

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
8 : Halides of Pb
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Type Occurrence of Yedlinite

Type Locality:Mammoth-Saint Anthony Mine (Mammoth-St Anthony Mine; Mammoth Mine; St. Anthony Mine; Tiger property; Mammoth Gold Mines Ltd. property), St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
Place of Conservation of Type Material:Mineral Museum, University of Arizona, Tucson, Arizona, USA; National Museum of Natural History, Washinhton, DC, USA

Occurrences of Yedlinite

Geological Setting:oxidized polymatallic hydrothermal ore deposit

Physical Properties of Yedlinite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent, Translucent
Colour:Red-violet
Comment:may be zoned
Streak:White
Hardness (Mohs):2½
Tenacity:Sectile
Cleavage:Distinct/Good
{1120}
Density (measured):5.85(4) g/cm3
Density (calculated):5.8 g/cm3

Crystallography of Yedlinite

Crystal System:Trigonal
Class (H-M):3 - Rhombohedral
Space Group:R3
Cell Parameters:a = 12.868(2) Å, c = 9.821(2) Å
Ratio:a:c = 1 : 0.763
Unit Cell Volume:V 1,408.34 ų (Calculated from Unit Cell)
Morphology:dominant {1120} and {1101}, {001},{1010} and {2021}
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data: Peaks:
Data courtesy of RRUFF project at University of Arizona, used with permission.
X-Ray Powder Diffraction:
d-spacingIntensity
6.44 (32)
4.506 (65)
3.879 (23)
2.952 (100)
2.622 (68)
2.473 (27)
1.787 (19)
(

Optical Data of Yedlinite

Type:Uniaxial (-)
RI values: nω = 2.125 nε = 2.059
Maximum Birefringence:δ = 0.066

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

Chemical Properties of Yedlinite

Formula:
Pb
 
6
(Cl,OH)
 
6
Cr
3+
 
(OH,O)
 
8
Essential elements:Cl, Cr, O, Pb
All elements listed in formula:Cl, Cr, H, O, Pb

Relationship of Yedlinite to other Species

Related Minerals - Nickel-Strunz Grouping):
3.DB.05Diaboleite
Pb
 
2
CuCl
 
2
(OH)
 
4
3.DB.10Pseudoboleite
Pb
 
31
Cu
 
24
Cl
 
62
(OH)
 
48
3.DB.15Boleite
KPb
 
26
Ag
 
9
Cu
 
24
(OH)
 
48
Cl
 
62
3.DB.20Cumengeite
3.DB.20Cumengeite
Pb
 
21
Cu
 
20
Cl
 
42
(OH)
 
40
·6H
 
2
O
3.DB.25Bideauxite
Pb
 
2
Ag[(F,OH)
 
2
|Cl
 
3
]
3.DB.30Chloroxiphite
Pb
 
3
CuCl
 
2
(OH)
 
2
O
 
2
3.DB.35Hematophanite
Pb
 
4
Fe
 
3
O
 
8
(OH,Cl)
3.DB.40Asisite
Pb
 
7
[O
 
4
|SiO
 
4
|Cl
 
2
]
3.DB.40Parkinsonite
(Pb,Mo,[])
 
8
O
 
8
Cl
 
2
3.DB.45Murdochite
PbCu
 
6
O
 
8-x
(Cl,Br)
 
2x
 x<=0.5
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(F,Cl,OH)
 
2
8.8.4Cotunnite
PbCl
 
2
8.8.5Mendipite
Pb
 
3
[O
 
2
|Cl
 
2
]
8.8.6Damaraite
Pb
 
3
[O
 
2
|OH|Cl]
8.8.7Laurionite
PbClOH
8.8.8Paralaurionite
PbClOH
8.8.9Penfieldite
Pb
 
2
[OH|Cl
 
3
]
8.8.10Fiedlerite
Pb
 
3
Cl
 
4
F(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
8.8.14Pseudoboleite
Pb
 
31
Cu
 
24
Cl
 
62
(OH)
 
48
8.8.15Chloroxiphite
Pb
 
3
CuCl
 
2
(OH)
 
2
O
 
2
8.8.17Bideauxite
Pb
 
2
Ag[(F,OH)
 
2
|Cl
 
3
]
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
8.8.21Kolarite
PbTeCl
 
2
8.8.22Hematophanite
Pb
 
4
Fe
 
3
O
 
8
(OH,Cl)

Other Names for Yedlinite

Synonyms:
IMA1974-001
German names:
Yedlinit
Russian names:
Йедлинит
Spanish names:
Yedlinita

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 Yedlinite

Reference List:McLean, W.J., et al. (1974): Yedlinite, a new mineral from the Mammoth mine, Tiger, AZ, American Mineralogist: 59: 1157-1159.

Wood, M.M., et al. (1974): The crystal structure and composition of yedlinite, American Mineralogist: 59: 1160-1165.

McCarthy, A. (2006): Reexamination of yedlinite, Pb6(Cl,OH)6Cr3+(OH,O)8, using single-crystal X-ray diffraction and Raman spectroscopy, and redetermination of the chemical formula. International Mineralogical Association 19th General Meeting, Kobe, Japan, July 23-28, 2006; Conference Abstract Volume.

Internet Links for Yedlinite

Search Engines:
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  • Look for Yedlinite on Wikipedia
  • Look for Yedlinite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Yedlinite in the Natural History Museum (London) online catalogue
  • Yedlinite details from Handbook of Mineralogy (PDF)
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  • rare and unusual minerals mainly crystallized
  • Fabre Minerals - search for Yedlinite specimens
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    Localities for Yedlinite

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    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.
    USA
     
    • Arizona
      • Pinal Co.
        • Mammoth District
          • Tiger
            • St. Anthony deposit
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 429; McLean, W.J., et al (1974), Yedlinite, a new mineral from the Mammoth mine, Tiger, AZ, Am.Min.: 59: 1157-1159; Wood, M.M., et al (1974), The crystal structure and composition of yedlinite, Am.Min.: 59: 1160-1165.
    Mineral and/or Locality
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