hiển tinh
Definition
- Adjective (Geology):
- Phaneritic: Describing an igneous rock texture where the individual mineral crystals are large enough to be clearly visible to the naked eye. This texture forms due to slow cooling of magma deep within the Earth's crust.
Usage Examples
- Adjective:
- Đá granit thường có cấu tạo hiển tinh. (Granite typically has a phaneritic texture.)
- Kết cấu hiển tinh cho thấy magma nguội lạnh chậm. (A phaneritic texture indicates that the magma cooled slowly.)
Advanced Usage
- The term is a technical adjective used almost exclusively in geological contexts to classify and describe rock textures. It is the direct translation of the international scientific term "phaneritic."
Variants and Related Words
- Đá hiển tinh (n): Phaneritic rock.
- Đá hiển tinh được hình thành sâu dưới lòng đất. (Phaneritic rocks are formed deep underground.)
Synonyms
- Phaneritic: (English scientific synonym) Coarse-grained (in the specific context of igneous rocks where grains are visible).
Related Terms
- Ẩn tinh (adj): Aphanitic. The opposite texture, where crystals are too small to be seen without magnification.
- Đá bazan thường có kết cấu ẩn tinh. (Basalt rock typically has an aphanitic texture.)