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Tocornalite

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Big Photo

Dives Mine (Saxon Mine; Padre Kino Mine), Silver District, Trigo Mts, La Paz Co., Arizona, USA
© Leon Hupperichs

Show Tocornalite Photos (3)



Formula:
(Ag,Hg)I
Colour:Light yellow, darkening ...
Name:Named after Manuel Antonio Tocornal, rector of the Universidad de Chile of Santiago in 1866-1867.
This page provides mineralogical data about Tocornalite.

Classification of Tocornalite

IMA status:Questionable/Doubtful
Explanation of status:inadequate description; X-ray data may be that of capgaronnite
Strunz 8th edition ID:3/A.03-20
Nickel-Strunz 10th (pending) edition ID:3.AA.10

3 : HALIDES
A : Simple halides, without H2O
A : M:X = 1:1, 2:3, 3:5, etc.
Dana 8th edition ID:9.1.6.1

9 : NORMAL HALIDES
1 : AX
Hey's CIM Ref.:8.5.11

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
5 : Halides of Zn and Hg
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Physical Properties of Tocornalite

Colour:Light yellow, darkening upon exposure
Streak:Yellow

Crystallography of Tocornalite

Morphology:Granular massive.

Chemical Properties of Tocornalite

Formula:
(Ag,Hg)I
Essential elements:Ag, I
All elements listed in formula:Ag, Hg, I

Relationship of Tocornalite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
3.AA.05Marshite
CuI
3.AA.05Miersite
(Ag,Cu)I
3.AA.05Nantokite
CuCl
3.AA.05UM1999-11:I:CuS
Cu(I,S)
3.AA.10Iodargyrite
AgI
3.AA.15Bromargyrite
AgBr
3.AA.15Chlorargyrite
AgCl
3.AA.20Carobbiite
KF
3.AA.20Griceite
LiF
3.AA.20Halite
NaCl
3.AA.20Sylvite
KCl
3.AA.20Villiaumite
NaF
3.AA.25Salammoniac
NH
 
4
Cl
3.AA.25UM1998-03-Cl:Tl
TlCl
3.AA.25Lafossaite
Tl(Cl,Br)
3.AA.30Calomel
(Hg
+
2
)Cl
 
2
3.AA.30Kuzminite
(Hg
+
2
)(Br,Cl)
 
2
3.AA.30Moschelite
(Hg
+
2
)I
 
2
3.AA.35Neighborite
NaMgF
 
3
3.AA.40Chlorocalcite
KCaCl
 
3
3.AA.45Kolarite
PbTeCl
 
2
3.AA.50Radhakrishnaite
PbTe
 
3
(Cl,S)
 
2
3.AA.55Challacolloite
KPb
 
2
Cl
 
5
3.AA.60Hephaistosite
TlPb
 
2
Cl
 
5
Related Minerals - Hey's Index Grouping:

- +
8.5.1Simonkolleite
Zn
 
5
Cl
 
2
(OH)
 
8
 · H
 
2
O
8.5.2Calomel
(Hg
+
2
)Cl
 
2
8.5.3Terlinguaite
(Hg
+
2
)
 
0.5
Hg
2+
 
ClO
8.5.4Poyarkovite
(Hg
+
2
)
 
1.5
ClO
8.5.5Pinchite
Hg
2+
5
Cl
 
2
O
 
4
8.5.6Eglestonite
(Hg
+
2
)
 
3
Cl
 
3
O(OH)
8.5.7Kadyrelite
(Hg
+
2
)
 
2
(Br,Cl)
 
2
O
8.5.8Comancheite
Hg
2+
13
(Cl,Br)
 
8
O
 
9
8.5.9Kuzminite
(Hg
+
2
)(Br,Cl)
 
2
8.5.10Moschelite
(Hg
+
2
)I
 
2

Other Names for Tocornalite

Other Languages:
German:Tocornalit
Spanish:Tocornalita

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 Tocornalite

Reference List:

- +
Domeyko (1867) Min. Chili, 2nd. Appendix: 41.

Domeyko (1879) Min. Chili, 3rd. edition: 431.

Smith (1926) Department of Mines, New South Wales, Mineral Resources, no. 34: 41.

Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 25.

Smithsonian Contribution to the Earth Sciences (1972): 9: 79.

American Mineralogist (1992): 77: 197.

American Mineralogist (1973): 58: 348.

Internet Links for Tocornalite

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    • Localities for Tocornalite

    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.
    Australia
     
    • New South Wales
      • Yancowinna Co.
        • Broken Hill
    		Australian Min. 3:1 (1997)
    USA
     
    • Arizona
      • La Paz Co.
        • Trigo Mts
          • Silver District
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 398; Bancroft, P. & G. Bricker (1990), Arizona's silver mining district, Min.Rec.: 21: 151-168
    • Nevada
      • Clark Co.
        • Goodsprings District
    		NBMG Spec. Pub. 31 Minerals of Nevada
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