Yedlinite
A valid IMA mineral species
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About Yedlinite
Neal Yedlin
Formula:
Pb6Cr3+Cl6(O,OH,H2O)8
Colour:
Red-violet
Lustre:
Sub-Vitreous, Greasy
Hardness:
2½
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.
Unique Identifiers
Mindat ID:
4359
Long-form identifier:
mindat:1:1:4359:1
GUID
(UUID V4):
(UUID V4):
0d31af56-697f-4911-8fd1-632fa2c932bf
IMA Classification of Yedlinite
Approved
IMA Formula:
Pb6Cr(Cl,OH)6(OH,O)8
Approval year:
1974
First published:
1974
Classification of Yedlinite
3.DB.50
3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
B : With Pb, Cu, etc.
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
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
8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
8 : Halides of Pb
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Yed | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Yedlinite
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}
{1120}
Fracture:
Irregular/Uneven
Density:
5.85(4) g/cm3 (Measured) 5.8 g/cm3 (Calculated)
Optical Data of Yedlinite
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.
and does not take into account mineral colouration.
Surface Relief:
Very High
Chemistry of Yedlinite
Mindat Formula:
Pb6Cr3+Cl6(O,OH,H2O)8
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 V:
1,408.34 ų (Calculated from Unit Cell)
Z:
3
Morphology:
dominant {1120} and {1101}, {001},{1010} and {2021}
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0000428 | Yedlinite | Wood M M, McLean W J, Laughon R B (1974) The crystal structure and composition of yedlinite American Mineralogist 59 1160-1165 |  | 1974 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Image Loading
Radiation - Copper Kα
Data courtesy of RRUFF project at University of Arizona, used with permission.
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 6.44 Å | (32) |
| 4.506 Å | (65) |
| 3.879 Å | (23) |
| 2.952 Å | (100) |
| 2.622 Å | (68) |
| 2.473 Å | (27) |
| 1.787 Å | (19) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 47a : [Near-surface hydration of prior minerals] | |
| 47e : [Vanadates, chromates, manganates] | |
| 47g : [Halogen-bearing surface weathering minerals] |
Geological Setting:
oxidized polymatallic hydrothermal ore deposit
Type Occurrence of Yedlinite
General Appearance of Type Material:
Prismatic crystals up to one millimeter long.
Place of Conservation of Type Material:
Mineral Museum, University of Arizona, Tucson, Arizona, USA; National Museum of Natural History, Washinhton, DC, USA
Associated Minerals at Type Locality:
Reference:
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.
Synonyms of Yedlinite
Other Language Names for Yedlinite
Common Associates
Associated Minerals Based on Photo Data:
| 4 photos of Yedlinite associated with Diaboleite | Pb2CuCl2(OH)4 |
Related Minerals - Strunz-mindat Grouping
| 3.DB. | Rickturnerite | Pb7O4[Mg(OH)4](OH)Cl3 |
| 3.DB.05 | Diaboleite | Pb2CuCl2(OH)4 |
| 3.DB.10 | Pseudoboleite | Pb31Cu24Cl62(OH)48 |
| 3.DB.15 | Boleite | KPb26Ag9Cu24(OH)48Cl62 |
| 3.DB.20 | Cumengeite | Pb21Cu20Cl42(OH)40 · 6H2O |
| 3.DB.25 | Bideauxite | Pb2AgCl3(F,OH)2 |
| 3.DB.30 | Chloroxiphite | Pb3CuO2Cl2(OH)2 |
| 3.DB.35 | Hematophanite | Pb4Fe3O8(OH,Cl) |
| 3.DB.40 | Asisite | Pb7SiO9Cl2 |
| 3.DB.40 | Parkinsonite | Pb7MoO9Cl2 |
| 3.DB.40 | Janchevite | Pb7V5+(O8.5◻0.5)Cl2 |
| 3.DB.45 | Murdochite | Cu12Pb2O15Cl2 |
| 3.DB.45 | Eddavidite | Cu12Pb2O15Br2 |
| 3.DB.55 | Siidraite | Pb2Cu(OH)2I3 |
Fluorescence of Yedlinite
Not fluorescent
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.
Internet Links for Yedlinite
mindat.org URL:
https://www.mindat.org/min-4359.html
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References for Yedlinite
Reference List:
McLean, W. John, Bideaux, Richard A., Thomssen, and Richard W. (1974) Yedlinite, a new mineral from the Mammoth Mine, Tiger, Arizona. American Mineralogist, 59 (11-12) 1157-1159
Wood, Michael M., McLean, W. John, Laughon, and Robert B. (1974) The crystal structure and composition of yedlinite. American Mineralogist, 59 (11-12) 1160-1165
Localities for Yedlinite
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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).
All localities listed without proper references should be considered as questionable.
USA (TL) | |
| McLean et al. (1974) +3 other references |
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Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth Mining District, Pinal County, Arizona, USA