All fibrous formations form from saturated solutions being squeezed out of pores in the bedrock (usually limestone)and depositing at they hit air.
英
美
- 所有纤维状沉积物都是由基岩(通常是石灰岩)的孔隙中受压的饱和溶液形成的,当他们遇到空气,就结晶沉积下来。