পাললিক শিলার স্তরভেদী গম্বুজাকৃতি আগ্নেয়শিলা;
laccolith definition
A laccolith is a geological formation that resembles a mushroom or a dome, consisting of igneous rock that has intruded into sedimentary rock but has not broken through to the surface.
laccolith শব্দটির synonyms বা প্রতিশব্দ
laccolith Example in a sentence
Mount Rushmore is an iconic laccolith, sculpted from the massive granite dome that formed when molten rock pushed upward into surrounding sedimentary rock.
The Henry Mountains in Utah are a group of laccoliths that uplift and expose deeply buried sedimentary layers.
Laccoliths create distinctive circular or elliptical domes in the landscape, with the surrounding sedimentary rocks dipping away from the intrusion.
Unlike volcanic mountains, laccoliths form underground and do not erupt at the surface.
The Devil’s Tower in Wyoming is a classic example of a laccolith, rising abruptly from the surrounding prairie.
Laccoliths can be composed of various igneous rocks, such as granite, diorite, or gabbro.
The Shiprock monolith in New Mexico is a remnant of a larger laccolith that has been eroded over time.
The Black Hills of South Dakota are a complex of laccoliths and domes that have lifted and preserved ancient rock formations.
Laccoliths form when magma ascends through cracks in the Earth’s crust but does not reach the surface, creating a mushroom-shaped intrusion.
The Bear Lodge Butte in Wyoming is a prominent laccolith that stands as a landmark in the Black Hills National Forest.