A white, red-brown, orange, or light blue principal strontium ore, essentially strontium sulfate, SrSO4, found in sedimentary rock.

 
  • 天青石白色、红棕色、橙色或浅蓝色的锶矿石,主要成分是硫酸锶,SrSO4,发现于沉积岩中
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