黝矿带

例句：

1. 1. The mineralization of the area is characterized by its distinctive dark bands.
   该地区的矿物化特征是其独特的暗色带。
2. 2. The geological map shows a distinct band of rock formations in the region.
   地质图显示该地区有一块明显的岩石形成带。
3. 3. This band of minerals is believed to be responsible for the unique coloration of the rocks.
   这一带的矿物质被认为是岩石独特颜色的原因。