huy thạch
Definition
- Noun (Geology):
- Hornblende: A common, dark-colored, rock-forming mineral belonging to the amphibole group. It is a complex silicate containing calcium, sodium, magnesium, iron, and aluminum.
Usage Examples
- Noun:
- Huy thạch là một khoáng vật quan trọng trong nhiều loại đá biến chất. (Hornblende is an important mineral in many types of metamorphic rocks.)
- Các tinh thể huy thạch thường có màu đen hoặc xanh đen. (Hornblende crystals are usually black or dark green in color.)
Advanced Usage
- In geological classification, "huy thạch" (hornblende) is a key indicator mineral used to identify specific pressure and temperature conditions during rock formation.
Variants and Related Words
- Nhóm amphibole: Amphibole group – the mineral group to which hornblende belongs.
- Khoáng vật silicat: Silicate mineral – the broad class of minerals containing silicon and oxygen.
Synonyms
- Hornblende (the direct and most precise English equivalent).
Related Terms
- Đá biến chất: Metamorphic rock – the type of rock where hornblende commonly forms.
- Tinh thể lăng trụ: Prismatic crystal – describing the typical crystal shape of hornblende.