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Yedlinite

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About YedliniteHide

Neal Yedlin
Formula:
Pb6Cr3+Cl6(O,OH,H2O)8
Colour:
Red-violet
Lustre:
Sub-Vitreous, Greasy
Hardness:
Specific Gravity:
5.85
Crystal System:
Trigonal
Name:
Named by W.J. McLean, R.A. Bideaux, R.W. Thomssen in 1974 for Leo Neal Yedlin (20 March 1908, Brooklyn, NY, USA - 7 October 1977, New Haven, CT, USA), American lawyer, author, and prominent mineral collector, who discovered the mineral. The mineral nealite is also named in his honor.
This page provides mineralogical data about Yedlinite.


Classification of YedliniteHide

Approved
Approval Year:
1974
3.DB.50

3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
B : With Pb, Cu, etc.
10.6.3.1

10 : OXYHALIDES AND HYDROXYHALIDES
6 : AmBn(O,OH)pXq
8.8.20

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

Physical Properties of YedliniteHide

Sub-Vitreous, Greasy
Transparency:
Transparent
Colour:
Red-violet
Comment:
may be zoned
Streak:
White
Hardness:
2½ on Mohs scale
Tenacity:
Sectile
Cleavage:
Distinct/Good
{1120}
Fracture:
Irregular/Uneven
Density:
5.85(4) g/cm3 (Measured)    5.8 g/cm3 (Calculated)

Optical Data of YedliniteHide

Type:
Uniaxial (-)
RI values:
nω = 2.125 nε = 2.059
Birefringence:
0.066
Max Birefringence:
δ = 0.066
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High

Chemical Properties of YedliniteHide

Formula:
Pb6Cr3+Cl6(O,OH,H2O)8
IMA Formula:
Pb6Cr(Cl,OH)6(OH,O)8

Crystallography of YedliniteHide

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 V:
1,408.34 ų (Calculated from Unit Cell)
Z:
3
Morphology:
dominant {1120} and {1101}, {001},{1010} and {2021}

X-Ray Powder DiffractionHide

Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.
Powder Diffraction Data:
d-spacingIntensity
6.44 (32)
4.506 (65)
3.879 (23)
2.952 (100)
2.622 (68)
2.473 (27)
1.787 (19)
(
(

Type Occurrence of YedliniteHide

Place of Conservation of Type Material:
Mineral Museum, University of Arizona, Tucson, Arizona, USA; National Museum of Natural History, Washinhton, DC, USA

Synonyms of YedliniteHide

Other Language Names for YedliniteHide

German:Yedlinit
Spanish:Yedlinita

Common AssociatesHide

BoleiteKPb26Ag9Cu24(OH)48Cl62
CerussitePbCO3
DiaboleitePb2CuCl2(OH)4
ParalaurionitePbCl(OH)
Associated Minerals Based on Photo Data:
Diaboleite4 photos of Yedlinite associated with Diaboleite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

3.DB.RickturneritePb7O4[Mg(OH)4](OH)Cl3Orth. mmm (2/m 2/m 2/m) : Pnma
3.DB.05DiaboleitePb2CuCl2(OH)4Tet. 4mm : P4mm
3.DB.10PseudoboleitePb31Cu24Cl62(OH)48Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
3.DB.15BoleiteKPb26Ag9Cu24(OH)48Cl62Iso. m3m (4/m 3 2/m) : Pm3m
3.DB.20CumengeitePb21Cu20Cl42(OH)40 · 6H2OTet. 4/mmm (4/m 2/m 2/m) : I4/mmm
3.DB.25BideauxitePb2AgCl3(F,OH)2Iso. m3m (4/m 3 2/m) : Fd3m
3.DB.30ChloroxiphitePb3CuO2Cl2(OH)2Mon. 2/m : P21/m
3.DB.35HematophanitePb4Fe3O8(OH,Cl)Tet. 4/mmm (4/m 2/m 2/m)
3.DB.40AsisitePb7SiO9Cl2 Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
3.DB.40ParkinsonitePb7MoO9Cl2 Tet.
3.DB.45MurdochitePbCu6O8-x(Cl,Br)2x where x<=0.5Iso. m3m (4/m 3 2/m) : Fm3m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

8.8.1AbhuriteSn21Cl16(OH)14O6Trig.
8.8.2MatlockitePbFClTet. 4/mmm (4/m 2/m 2/m) : P4/nmm
8.8.3LaurelitePb7F12Cl2Hex. 6 : P6
8.8.4CotunnitePbCl2Orth. mmm (2/m 2/m 2/m)
8.8.5MendipitePb3Cl2O2Orth. 2 2 2 : P21 21 21
8.8.6DamaraitePb3Cl(OH)O2Orth. mm2 : Pmc21
8.8.7LaurionitePbCl(OH)Orth. mmm (2/m 2/m 2/m)
8.8.8ParalaurionitePbCl(OH)Mon. 2/m : B2/m
8.8.9PenfielditePb2Cl3(OH)Hex. 6 : P6
8.8.10FiedleritePb3FCl4(OH) · H2OMon. 2/m
8.8.11BlixitePb2(O,OH)2ClOrth.
8.8.12PseudocotunniteK2PbCl4Orth.
8.8.13DiaboleitePb2CuCl2(OH)4Tet. 4mm : P4mm
8.8.14PseudoboleitePb31Cu24Cl62(OH)48Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
8.8.15ChloroxiphitePb3CuO2Cl2(OH)2Mon. 2/m : P21/m
8.8.17BideauxitePb2AgCl3(F,OH)2Iso. m3m (4/m 3 2/m) : Fd3m
8.8.18BoleiteKPb26Ag9Cu24(OH)48Cl62Iso. m3m (4/m 3 2/m) : Pm3m
8.8.19AravaipaitePb3AlF9 · H2OTric.
8.8.21KolaritePbTeCl2Orth.
8.8.22HematophanitePb4Fe3O8(OH,Cl)Tet. 4/mmm (4/m 2/m 2/m)

Fluorescence of YedliniteHide

Not fluorescent

Other InformationHide

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 YedliniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
McLean, W.J., Bideaux, R.A., Thomssen, R.W. (1974) Yedlinite, a new mineral from the Mammoth mine, Tiger, Arizona. American Mineralogist: 59: 1157-1159.
Wood, M.M., McLean, W.J., Laughon, R.B. (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 YedliniteHide

Localities for YedliniteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
USA (TL)
 
  • 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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