ultramafic rock meaning in Hindi

Examples

1. It also occurs in andesite volcanic rocks and altered ultramafic rocks.
2. The mountain is made from ultramafic rock of unknown age.
3. One example concerns crystallization of melts that form mafic and ultramafic rocks.
4. Chesterite is usually found in thin sheets within ultramafic rocks.
5. Bauxite carrying region is part of the Orahovac massif of ultramafic rocks.
6. The ultimate source rocks may be mafic-ultramafic rocks.
7. It occurs in low-temperature hydrothermal veins and in serpentinized ultramafic rocks.
8. The rock is composed of asbestos ( chrysotile ), an ultramafic rock.
9. Chromium is commonest in mafic and ultramafic rocks in which beryllium is extremely rare.
10. At the veins in amphibolites and ultramafic rocks.