pyroclastic material in a sentence

Examples

1. Pail Dome East is composed of a mass of andesite lava flows and small amounts of pyroclastic material.
2. Future eruptions from Volcano Mountain would probably be lava flows, since there is a lack of pyroclastic material.
3. If rock contains more than 75 % to 90 % of pyroclastic material it is referred to as tuff.
4. These eruptions were from vents along arcuate fracture systems associated with the caldera, which discharged about of pyroclastic material.
5. These eruptions are seen today as deposits of ignimbrite, the pyroclastic material that was laid down from these eruptions.
6. The highest summit Cerro Falso Azufre lies at the western end in Chile, which has mostly generated pyroclastic material from craters.
7. The loose volcanic rock and pyroclastic material on Cayley's flanks and in valleys would be periodically reactivated into debris flows.
8. Today, the Coquihalla Volcanic Complex covers an area of about } } and the volume of pyroclastic material is } }.
9. The inferior layer includes most pyroclastic materials and volcanic products in the formation of the Povoa��o Ignimbrite ( some 30000 years ago ).
10. The pyroclastic materials that comprise their rim consist primarily of relatively fresh and unaltered, distinctly and thin-bedded volcanic surge and air fall deposits.