Pharmacosiderite

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Locality: Carharrack Mine, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK

Dark limonite matrix with many scattered green pharmacosiderite crystals. Under magnification the pharmacosiderite crystals are very translucent and scattered throughout the specimen. Ex. J. Cilen collection #19821. Overall size of mineral specimen: 3x3x3 cm. Size of individual crystals: 1-2 mm.

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the 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 hundreds 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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