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Zavaritsky

화쇄구 · Russia · 1547m

Zavaritsky is the group of six scoria cones in the center of this August 2018 Planet Labs satellite image monthly mosaic (N is at the top; this image is approximately 17 km across). The highest cone is Mount Peschanaya towards the south. The crater of one of the cones is visible on the SE flank.
Zavaritsky is the group of six scoria cones in the center of this August 2018 Planet Labs satellite image monthly mosaic (N is at the top; this image is approximately 17 km across). The highest cone is Mount Peschanaya towards the south. The crater of one of the cones is visible on the SE flank. · 사진: Satellite image courtesy of Planet Labs Inc., 2018 (https://www.planet.com/).
화산 유형
화쇄구
국가
Russia
지역
Northwestern Pacific Volcanic Regions / Eastern Kamchatka Volcanic Arc
해발
1547m
좌표
53.907, 158.385
마지막 분화
-800년
판구조 환경
Subduction zone / Continental crust (> 25 km)
화산 지형
Composite
주요 암석
Basalt / Picro-Basalt
지질학적 요약

Zavaritsky volcano consists of a complex of six cinder cones trending NW-SE, and an explosion crater located near the headwaters of the Levaya Avacha River west of the main Eastern Kamchatka volcanic arc. The six cones were formed during an eruption about 2,800 years ago, during which associated lava flows blocked the Levaya Avacha and Ozernaya rivers, forming Lake Vulkanischeskoe along the Ozernaya drainage. The highest cone, Mount Peschanaya, lies near the southern end of the cone group. Other monogenetic cinder cones are located NW and NE of the volcano. The Berezovy cinder cone to the NW erupted ~11,000-10,000 radiocarbon years ago. An unnamed cone near the crest of a range dividing the Srednaya Avacha and Kavicha river drainages, about 14 km WNW, erupted about 3,000-2,500 years ago; it is slightly closer to Bakening volcano, but the chemistry of its products are related to those of Zavaritsky.

분화 이력

요약 (VEI 시계열)
막대를 클릭하면 개별 분화가 표시됩니다
850 BCE~845 BCE · 1건 · 최고 VEI 4805 BCE~800 BCE · 1건 · 최고 VEI 2850 BCE840 BCE825 BCE815 BCE805 BCE

상세 타임라인

  1. 기원전 800년 (±500년)VEI 2지질학적 추정
    BCE 800 ~ 진행 중
    14 km WNW of Zavaritsky
  2. 기원전 850년VEI 4지질학적 추정
    BCE 850 ~ 진행 중
    Mt. Peschanaya and adjacent cones

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