porphyroblastic वाक्य
"porphyroblastic" हिंदी में porphyroblastic in a sentenceउदाहरण वाक्य
- It can be identified in metamorphic rocks by its swiss cheese appearance ( with poikilitic quartz ) and often mantled porphyroblastic character.
- Typical examples of metamorphic rocks include porphyroblastic schists where large, oblate minerals form an alignment either due to growth or rotation in the groundmass.
- Upon cessation of metamorphism, the sulfides may inherit a sheared texture, and typically develop bright, equigranular to globular aggregates of porphyroblastic pentlandite crystals known colloquially as " fish scales ".