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Greenockite, Hemimorphite, Sphalerite

Greenockite : CdS, Hemimorphite : Zn4Si2O7(OH)2·H2O, Sphalerite : ZnS
minID: RL4-3K4

Photo Copyright © Christopher O'Neill  - This image is copyrighted. Unauthorized reproduction prohibited.

Note: The mineral species Greenockite is not listed in our database for this locality. This specimen may be misidentified or the mindat list of minerals at this locality may be incomplete.

Dimensions: 5 cm x 3 cm x 1 cm

Greenockite – micro encrustations as a coating forming a yellow frosting on an approx 5 x 3 x 1 cm aggregate of white crystals which may be baryte or smithsonite. Associated with a dark brown sphalerite crystal section on the front and sharp hemimorphite crystals on the back of the specimen. See additional photos and Hugh A. Ford label.

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Photo added: 26th Aug 2008

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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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