an igneous, volcanic rock characteristically light in colour with relatively high silica content
Examples of 'dacite' in a sentence
dacite
These volcanites are composed of basaltic andesite, andesite, dacite, rhyolite lavas and rhyolitic pyroclastics.
Oktay KILIÇ, Hüseyin KURT, Kürşad ASAN, Gürsel KANSUN 2009, 'Mineral Chemistry and Geochemistry of Volcanic Rocks in The North of Pasinler (Erzurum)',Pamukkale University Journal of Engineering Scienceshttp://dergipark.ulakbim.gov.tr/pajes/article/view/5000088821. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The porphyries are represented by biotite-rich andesites, hornblende-rich andesiteand dacite.
Yener Eyuboglu, M. Santosh, Francis O. Dudas, Enver Akaryalı, Sun-Lin Chung, KemalAkdağ, Osman Bektaş 2013, 'The nature of transition from adakitic to non-adakitic magmatism in a slab windowsetting: A synthesis from the eastern Pontides, NE Turkey', Geoscience Frontiershttp://www.sciencedirect.com/science/article/pii/S1674987112001259. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
We discovered multiple types of opaline silica in juvenile low-silica dacite pumice and in particles within co-erupted laharic sediments.
Jacob B. Lowenstern, Vincent van Hinsberg, Kim Berlo, Moritz Liesegang, Kayla Iacovino,Ilya N. Bindeman, Heather M. Wright 2018, 'Opal-A in Glassy Pumice, Acid Alteration, and the 1817 Phreatomagmatic Eruption atKawah Ijen (Java), Indonesia', Frontiers in Earth Sciencehttp://journal.frontiersin.org/article/10.3389/feart.2018.00011/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Both the northern and southern deposits record plagioclase and plagioclase–quartz differentiation and are classified as dacite–rhyolite.
Fajar F. Amanda, Ryoichi Yamada, Masaoki Uno, Satoshi Okumura, Noriyoshi Tsuchiya 2019, 'Evaluation of Caldera Hosted Geothermal Potential during Volcanism and Magmatism inSubduction System, NE Japan', Geofluidshttp://dx.doi.org/10.1155/2019/3031586. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)