Extrusive domes, mainly composed of dacites, are associated to the andesitic volcanic structures.
Marinel Kovacs, Alexandrina Fülöp 2003, 'Neogene volcanism in Gutai Mts. (Eastern Carpathains): a review', Studia Universitatis Babes-Bolyai: Geologiahttp://scholarcommons.usf.edu/geologia/vol48/iss1/art1/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The volcanoes have predominantly basaltic and basaltic andesitic compositions.
Stefan Kraus, Andrei Kurbatov, Martin Yates 2013, 'Geochemical signatures of tephras from Quaternary Antarctic Peninsula volcanoes Geoquímicade tefras de volcanes Cuaternarios de la Península Antártica', Andean Geologyhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-71062013000100001. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Others are basaltic, basaltic andesitic, andesitic, dacitic, and rhyolitic lavas.
Bhakti H. HaraHap 2014, 'Magma Genesis in Kabanjahe Region Continental Margin Arc of Sumatra', Indonesian Journal on Geosciencehttps://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/120. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This proximity explains such abundances of this andesitic component sample of agglomerate.
Hananto Kurnio, Ediar Usman 2017, 'Rare Earth Elements Vapor Transport By Fumaroles in the Post Caldera Complex of WehIsland Submarine Volcano, Aceh Province Northern Sumatra', Bulletin of the Marine Geologyhttp://ejournal.mgi.esdm.go.id/index.php/bomg/article/view/317. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Injection of basaltic magma into the shallow andesitic magma chamber caused the magma mixing.
Nobuo Geshi, Teruki Oikawa 2016, 'Orientation of the eruption fissures controlled by a shallow magma chamber in Miyakejima',Frontiers in Earth Sciencehttp://journal.frontiersin.org/Journal/10.3389/feart.2016.00099/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Long-duration events have been recorded at several active, andesitic volcanoes.
M. Hellweg, D. Seidl, R. A. Torres C., D. M. Gómez M., H. Rademacher 1999, 'Tornillo seismic events at Galeras volcano, Colombia: a summary and new informationfrom broadband three-component measurements', Annals of Geophysicshttp://www.annalsofgeophysics.eu/index.php/annals/article/view/3726. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
During the first and the second construction periods, basaltic to andesitic lava flows, pyroclastic breccias, and tuffs were erupted.
Sutikno Bronto, P. Asmoro, G. Hartono, Sulistiyono Sulistiyono 2014, 'Evolution of Rajabasa Volcano in Kalianda Area and Its Vicinity, South Lampung Regency',Indonesian Journal on Geosciencehttps://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/132. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The association of recovered detrital minerals, sometimes strongly pre-weathered, supports release from source rock of basaltic and andesitic compositions.
Ana C. Hernández, Joaquin Bastias, Daniela Matus, William C. Mahaney 2018, 'Provenance, transport and diagenesis of sediment in polar areas: a case study in ProfoundLake, King George Island, Antarctica', Polar Researchhttp://dx.doi.org/10.1080/17518369.2018.1490619. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Samples selected for laboratory measurements belong to four main magmatic cycles, which produced basaltic-andesitic, andesitic and rhyolitic lavas.
D. Russo, R. Cabella, P. Chiozzi, M. Verdoya, V. Pasquale 1997, 'Thermophysical properties of the Lipari lavas (Southern Tyrrhenian Sea)', Annals of Geophysicshttp://www.annalsofgeophysics.eu/index.php/annals/article/view/3826. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
We conclude that kurogaki microbiota are from bacteria in the andesitic weathered soil environment, which produce silicification.
Kazue Tazaki, Atsuko Fukuyama, Fumie Tazaki, Teruaki Takehara, Keiichi Nakamura, MasayukiOkuno, Yumiko Hashida, Shozo Hashida 2017, 'Electron Microscopy Observation of Biomineralization within Wood Tissues of Kurogaki',Mineralshttps://www.mdpi.com/2075-163X/7/7/123. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)