volcanic ash
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Most well-known fossil sites are found in rocks such as shale, sandstone, limestone, or volcanic ash.
From Science Daily • Apr. 23, 2026
Scientists were able to determine the age of the fossils because they were preserved between two distinct layers of volcanic ash inside the cave.
From Science Daily • Mar. 26, 2026
Their position suggests they were later exposed to heat from lava or volcanic ash after they originally formed.
From Science Daily • Mar. 10, 2026
Their evidence suggests that volcanic activity around 1345 caused temperatures to drop sharply over consecutive years because of the release of volcanic ash and gases which blocked out some sunlight.
From BBC • Dec. 4, 2025
A textbook example occurred after the eruption in 1980 of Mount St. Helens, in southern Washington State, which inundated more than two hundred square miles with magma, volcanic ash, and mud.
From "1491" by Charles C. Mann
