壳状结核 meaning in Chinese
crust concretion
Examples
- Malachite is widely available but is mostly mined in zaire , ussr , germany , france , chile , australia , and the united states in arizona and new mexico
晶体形态常呈柱状或针状，十分稀少，通常呈隐晶钟乳状块状皮壳状结核状和纤维状集合体。
crust concretion