white mica

例句：

1. 1.White mica is a mineral that is used in the production of paper and cardboard.
   白云石是一种用于生产纸张和纸板的矿物。
2. 2.The white mica from this mine is highly prized for its unique properties.
   这个矿的白云石因其独特的性质而受到高度评价。
3. 3. White mica is often used as a filler in plastics to improve their strength and durability.
   白云石常被用作塑料填料，以增强其强度和耐用性。