Cíge¾ - new field of chloropal and common opal
In the open pits in surroudings of village Cígeľ in Prievidza district a new occurance of chloropal and common opal was found. The opal postvulkanic mineralization is related to the vulkanic komplex of the mountain range Vtáčnik. The locality is composed of vulcanic rock and their pyroklastic, repre...
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Format: | Article |
Language: | English |
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Technical University of Kosice
1999-03-01
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Series: | Acta Montanistica Slovaca |
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Online Access: | http://actamont.tuke.sk/pdf/1999/n1/15Barok.pdf |
_version_ | 1823997652366262272 |
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author | Barok Maroš |
author_facet | Barok Maroš |
author_sort | Barok Maroš |
collection | DOAJ |
description | In the open pits in surroudings of village Cígeľ in Prievidza district a new occurance of chloropal and common opal was found. The opal postvulkanic mineralization is related to the vulkanic komplex of the mountain range Vtáčnik. The locality is composed of vulcanic rock and their pyroklastic, represented by particularly by andesite and rhyolit brekcia. The quality of the opals is variable. The resouces of the opals were calculated on the order of hundrens ( XOO ) kg of available materials. Local opals have also another utilization mostly for the individual jewel. |
first_indexed | 2024-12-18T17:18:10Z |
format | Article |
id | doaj.art-0fd1bc231e744c53b7ba97445f975e55 |
institution | Directory Open Access Journal |
issn | 1335-1788 |
language | English |
last_indexed | 2024-12-18T17:18:10Z |
publishDate | 1999-03-01 |
publisher | Technical University of Kosice |
record_format | Article |
series | Acta Montanistica Slovaca |
spelling | doaj.art-0fd1bc231e744c53b7ba97445f975e552022-12-21T20:59:57ZengTechnical University of KosiceActa Montanistica Slovaca1335-17881999-03-01418081Cíge¾ - new field of chloropal and common opalBarok MarošIn the open pits in surroudings of village Cígeľ in Prievidza district a new occurance of chloropal and common opal was found. The opal postvulkanic mineralization is related to the vulkanic komplex of the mountain range Vtáčnik. The locality is composed of vulcanic rock and their pyroklastic, represented by particularly by andesite and rhyolit brekcia. The quality of the opals is variable. The resouces of the opals were calculated on the order of hundrens ( XOO ) kg of available materials. Local opals have also another utilization mostly for the individual jewel.http://actamont.tuke.sk/pdf/1999/n1/15Barok.pdfchloropalsvulkanic rockpostvulkanic opal mineralizationandesiterhyolit brekcia |
spellingShingle | Barok Maroš Cíge¾ - new field of chloropal and common opal Acta Montanistica Slovaca chloropals vulkanic rock postvulkanic opal mineralization andesite rhyolit brekcia |
title | Cíge¾ - new field of chloropal and common opal |
title_full | Cíge¾ - new field of chloropal and common opal |
title_fullStr | Cíge¾ - new field of chloropal and common opal |
title_full_unstemmed | Cíge¾ - new field of chloropal and common opal |
title_short | Cíge¾ - new field of chloropal and common opal |
title_sort | cige 3 4 new field of chloropal and common opal |
topic | chloropals vulkanic rock postvulkanic opal mineralization andesite rhyolit brekcia |
url | http://actamont.tuke.sk/pdf/1999/n1/15Barok.pdf |
work_keys_str_mv | AT barokmaros cige3⁄4newfieldofchloropalandcommonopal |