Placer of agates at Vertikalny Cape, Eastern Kamchatka

In the area of the city of Petropavlovsk-Kamchatsky, field work was carried out, which included routes through hard-to-reach bays along the coastal cliffs of Avachinsky Gulf. Agates and chalcedony were collected in a boulder and pebble placer southwest of Cape Vertikalny. Their source is volcanic st...

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Main Author: Савельев Д.П.
Format: Article
Language:Russian
Published: Institute of Volcanology and Seismology FEB RAS 2020-10-01
Series:Вестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
Subjects:
Online Access:http://www.kscnet.ru/journal/kraesc/article/view/631
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author Савельев Д.П.
author_facet Савельев Д.П.
author_sort Савельев Д.П.
collection DOAJ
description In the area of the city of Petropavlovsk-Kamchatsky, field work was carried out, which included routes through hard-to-reach bays along the coastal cliffs of Avachinsky Gulf. Agates and chalcedony were collected in a boulder and pebble placer southwest of Cape Vertikalny. Their source is volcanic strata of the Zavoikovsky Complex of the Miocene age. Ornamental stones are observed among the pebbles and boulders of volcanics. Gray monochromatic chalcedony and low-contrast agates prevail among them, but there are also agates with a contrasting and complex pattern, as well as «moss» and «landscape» agates. The length of the coastal placer, separated by rocky cliffs, is about 2 km. Some agates have inclusions of native copper, from a fraction of mm and rarely up to 5 mm in size, which is of interest for mineral collectors.
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series Вестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
spelling doaj.art-cd62db8348004b3e8b38e05265de1d942022-12-22T01:20:17ZrusInstitute of Volcanology and Seismology FEB RASВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле1816-55241816-55322020-10-0147310711110.31431/1816-5524-2020-47-3-107-111634Placer of agates at Vertikalny Cape, Eastern KamchatkaСавельев Д.П.0Institute of Volcanology and Seismology FEB RAS, Petropavlovsk-Kamchatsky, RussiaIn the area of the city of Petropavlovsk-Kamchatsky, field work was carried out, which included routes through hard-to-reach bays along the coastal cliffs of Avachinsky Gulf. Agates and chalcedony were collected in a boulder and pebble placer southwest of Cape Vertikalny. Their source is volcanic strata of the Zavoikovsky Complex of the Miocene age. Ornamental stones are observed among the pebbles and boulders of volcanics. Gray monochromatic chalcedony and low-contrast agates prevail among them, but there are also agates with a contrasting and complex pattern, as well as «moss» and «landscape» agates. The length of the coastal placer, separated by rocky cliffs, is about 2 km. Some agates have inclusions of native copper, from a fraction of mm and rarely up to 5 mm in size, which is of interest for mineral collectors.http://www.kscnet.ru/journal/kraesc/article/view/631agatechalcedonyplacernative copper
spellingShingle Савельев Д.П.
Placer of agates at Vertikalny Cape, Eastern Kamchatka
Вестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
agate
chalcedony
placer
native copper
title Placer of agates at Vertikalny Cape, Eastern Kamchatka
title_full Placer of agates at Vertikalny Cape, Eastern Kamchatka
title_fullStr Placer of agates at Vertikalny Cape, Eastern Kamchatka
title_full_unstemmed Placer of agates at Vertikalny Cape, Eastern Kamchatka
title_short Placer of agates at Vertikalny Cape, Eastern Kamchatka
title_sort placer of agates at vertikalny cape eastern kamchatka
topic agate
chalcedony
placer
native copper
url http://www.kscnet.ru/journal/kraesc/article/view/631
work_keys_str_mv AT savelʹevdp placerofagatesatvertikalnycapeeasternkamchatka