nham biến hình
Definition
- Noun (Geology):
- Metamorphic rock: A type of rock that has undergone a transformation in its mineral composition, texture, or internal structure due to the influence of intense heat, high pressure, or chemically active fluids, without melting completely. The original rock (the protolith) can be igneous, sedimentary, or an older metamorphic rock.
Usage Examples
- Noun:
- Đá hoa cương và đá phiến là những ví dụ điển hình của nham biến hình. (Marble and slate are classic examples of metamorphic rock.)
- Các nhà địa chất nghiên cứu nham biến hình để hiểu lịch sử của vỏ Trái Đất. (Geologists study metamorphic rock to understand the history of the Earth's crust.)
- Khu vực này có nhiều nham biến hình do hoạt động núi lửa cổ đại. (This area has a lot of metamorphic rock due to ancient volcanic activity.)
Advanced Usage
- The term is primarily used in academic, scientific, and technical contexts related to geology and earth sciences.
- It describes the result of the geological process known as metamorphism.
Variants and Related Words
- Đá biến chất: This is a more common Vietnamese synonym for "metamorphic rock." is a more specialized, Sino-Vietnamese term.
- Quá trình biến chất (n): The metamorphic process.
- Nham kết tầng (n): Sedimentary rock (often the original rock before metamorphism).
Synonyms
- Metamorphic rock: The direct and most accurate English equivalent.
- Metamorphite: A less common technical synonym.
Related Terms (Not Synonyms)
- Igneous rock: Rock formed from cooled magma or lava.
- Sedimentary rock: Rock formed from the accumulation and cementation of mineral and organic particles.
- Metamorphism: The process that forms metamorphic rock.