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Guitermanite

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Formula:
Pb
 
10
As
 
6
S
 
19
(?)
Colour:Bluish-grayHardness:3
Name:After Frank Guiterman, Metallurgist and Chemist, of Denver, Colorado, USA


Uncertain material, may be a mixture.

Originally reported from Zuni Mine (Zuñi Mine), Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA.

Classification of Guitermanite

IMA status:Not Approved
Explanation of status:XRD of type material showed jordanite lines. Polished section showed jordanite and mixture with similar unknown material.
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Physical Properties of Guitermanite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Bluish-gray
Streak:Bluish-gray
Hardness (Mohs):3
Tenacity:Brittle

Chemical Properties of Guitermanite

Formula:
Pb
 
10
As
 
6
S
 
19
(?)
Simplified for copy/paste:Pb10As6S19 (?)
Essential elements:As, Pb, S
All elements listed in formula:As, Pb, S

Other Names for Guitermanite

Other Languages:
German:Guitermanit
Spanish:Guitermanita

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 Guitermanite

Reference List:

- +
Hillebrand (1884) Colorado Science Society, Proceedings: 1: 129.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 401.

Minerals of Colorado.

Internet Links for Guitermanite

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  • Localities for Guitermanite

    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.
    (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
     
    • Colorado
      • San Juan Co.
        • Red Mountain District
          • Anvil Mountain
    Rocks & Minerals 71:2 pp94-101; A. Rosenzweig (1957) Mineralogical Notes on the Silverton Quadrangle, Colorado. in 8th Field Conference New Mexico Geological Society. pp199-202
    • New York
      • St. Lawrence Co.
        • Balmat-Edwards Zinc District
    NY State Museum spec. no. 3.3.9.0-1
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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