volcanic glass वाक्य

उदाहरण वाक्य

1. Volcanic ash is composed of fragments of rock, crystalline material, and volcanic glass.
2. Feldspar, amphiboles, pyroxenes, and volcanic glass are the principle donors of clay minerals.
3. Even now the volcanic glass can be found on the sides of the mountain.
4. Darker coloured ignimbrites may be densely welded volcanic glass or, less commonly, mafic in composition.
5. Furthermore, the area had feldspars and volcanic glass that would be valuable for chronometric dating.
6. Obsidians are natural volcanic glasses ( not crystals ) that form from rapidly cooled lava.
7. They fought with a wooden sword studded with obsidian volcanic glass blades, called a macuahuitl.
8. The difference in water content can be used to distinguish tektites from terrestrial volcanic glasses.
9. First, they are completely glassy and lack any microlites or phenocrysts, unlike terrestrial volcanic glasses.
10. The flow consists of obsidian, a dark volcanic glass.