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Edenharterite

Formula:
PbTlAs
 
3
S
 
6
System:OrthorhombicColour:Brownish-black
Hardness:2½ - 3


New IMA-approved mineral

Classification of Edenharterite

IMA status:Approved
Strunz 8th edition ID:2/E.13-42
Nickel-Strunz 10th (pending) edition ID:2.HD.35

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
D : With Tl
Dana 8th edition ID:3.7.10.2

3 : SULFOSALTS
7 : ø = 2
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Type Occurrence of Edenharterite

Type Locality:Lengenbach Quarry, Im Feld (Imfeld; Feld; Fäld), Binn Valley, Wallis (Valais), Switzerland
Year of Discovery:1992

Physical Properties of Edenharterite

Colour:Brownish-black
Streak:Red
Hardness (Mohs):2½ - 3

Crystallography of Edenharterite

Crystal System:Orthorhombic
Cell Parameters:a = 15.46Å, b = 47.5Å, c = 5.84Å
Ratio:a:b:c = 0.325 : 1 : 0.123
Unit Cell Volume:V 4,288.60 ų (Calculated from Unit Cell)

Chemical Properties of Edenharterite

Formula:
PbTlAs
 
3
S
 
6
Essential elements:As, Pb, S, Tl
All elements listed in formula:As, Pb, S, Tl
Common Impurities:Sn

Relationship of Edenharterite to other Species

Related Minerals - Nickel-Strunz Grouping):
2.HD.05Lorándite
TlAsS
 
2
2.HD.10Weissbergite
TlSbS
 
2
2.HD.15Christite
TlHgAsS
 
3
2.HD.20Jankovićite
Tl
 
5
Sb
 
9
(As,Sb)
 
4
S
 
22
2.HD.20Jankovicite
2.HD.25Rebulite
Tl
 
5
Sb
 
5
As
 
8
S
 
22
2.HD.30Imhofite
Tl
 
6
CuAs
 
16
S
 
40
2.HD.40Jentschite
TlPbAs
 
2
SbS
 
6
2.HD.45Hutchinsonite
(Tl,Pb)
 
2
As
 
5
S
 
9
2.HD.50Bernardite
Tl(As,Sb)
 
5
S
 
8
2.HD.55Sicherite
TlAg
 
2
(As,Sb)
 
3
S
 
6
2.HD.60Gabrielite
Tl
 
6
Ag
 
3
Cu
 
6
(As,Sb)
 
9
S
 
21

Other Names for Edenharterite

Synonyms:
IMA1987-026
German names:
Edenharterit
Russian names:
Эденхартерит
Spanish names:
Edenharterita

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 Edenharterite

Reference List:Graeser, St. & Schwander, H. (1992): Edenharterite (TlPbAs3S6): a new mineral from Lengenbach, Binntal (Switzerland). European Journal of Mineralogy: 4, 1265-1270.

Zeitschrift für Kristallographie: 165: 261.

Internet Links for Edenharterite

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    Localities for Edenharterite

    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.
    Switzerland
     
    • Wallis (Valais)
      • Binn Valley
        • Im Feld (Imfeld; Feld; Fäld)
    EJM 4 (1992), 1265
    Mineral and/or Locality
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