tuffite वाक्य

उदाहरण वाक्य

1. Tuffite should therefore contain more than half of volcanic material.
2. There are several classifications that define tuffite.
3. According to IUGS definition tuffite contains 75 % to 25 % volcanic ( epiclastic ) material.
4. Some other, mostly older sources state that tuffite may contain 10-50 % volcanic material.
5. A tuffite consists of angular and / or rounded fragments of effusive rocks and their minerals, also may contain volcanic ash, pumice and clay minerals.