<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The presence of clausthalite in the area of old mining works near Dziećmorowice in the Sowie Mts (SW Poland) is reported here for the first time. The identification of the clausthalite is based on macro- and microscopic observations, reflectance measurements, chemical analyses and X-ray diffraction data. The clausthalite, together with uraninite, forms veinlets in a breccia comprising &lt;50% calc-silicate rock fragments. Different polishing hardnesses suggest some variation in the mineral structure of individual clausthalite grains. Chemical spot analyses do not reveal elements other than Pb and Se though calculated unit-cell parameters may suggest minor substitution of S for Se.</p></abstract>

The presence of clausthalite in the area of old mining works near Dziećmorowice in the Sowie Mts (SW Poland) is reported here for the first time. The identification of the clausthalite is based on macro- and microscopic observations, reflectance measurements, chemical analyses and X-ray diffraction data. The clausthalite, together with uraninite, forms veinlets in a breccia comprising <50% calc-silicate rock fragments. Different polishing hardnesses suggest some variation in the mineral structure of individual clausthalite grains. Chemical spot analyses do not reveal elements other than Pb and Se though calculated unit-cell parameters may suggest minor substitution of S for Se.

New Occurrence of Clausthalite (PbSe) in the Sudetes (SW Poland)

Institute of Geological Sciences, University of Wrocław, Maksa Borna 9, 50-204 Wrocław, Poland

Mineralogia

{"article-title":"New Occurrence of Clausthalite (PbSe) in the Sudetes (SW Poland)"}

The presence of clausthalite in the area of old mining works near Dziećmorowice in the Sowie Mts (SW Poland) is reported here for the first time. The...

New Occurrence of Clausthalite (PbSe) in the Sudetes (SW Poland)

Published Online: Mar 07, 2007

Page range: 123 - 132

DOI: https://doi.org/10.2478/v10002-007-0010-0

Keywords
clausthalite, ore mineralization, Dziećmorowice, Sowie Mts, Poland

This content is open access.

New Occurrence of Clausthalite (PbSe) in the Sudetes (SW Poland)

Published Online: Mar 07, 2007

Page range: 123 - 132

DOI: https://doi.org/10.2478/v10002-007-0010-0

Keywordsclausthalite, ore mineralization, Dziećmorowice, Sowie Mts, Poland

This content is open access.

Keywords
clausthalite, ore mineralization, Dziećmorowice, Sowie Mts, Poland