igneous rocks वाक्य

उदाहरण वाक्य

1. Cassiterite is a widespread minor constituent of igneous rocks.
2. He noted Andean-trending structures and discovered alkaline igneous rocks.
3. The main type of igneous rock is porphyritic diorite.
4. Silica-saturated igneous rocks fall in between these two classes.
5. These igneous rocks are some 390 million years old.
6. The extrusive igneous rock equivalent of granite is rhyolite.
7. Most major igneous rocks are found along this scale.
8. These minerals formed during the crystallization of igneous rocks.
9. Granite is an intrusive igneous rock, thus not volcanic.
10. Nephelinite is an example of a silica-undersaturated igneous rock.