spinel structure

例句：

1. 1. The mineral is found in the earth's crust and is a key component of many gemstones.
   这种矿物存在于地球的地壳中，是许多宝石的关键成分。
2. 2.The spinel structure of the crystal has been studied extensively for its potential applications in electronics.
   这种晶体的尖晶石结构已经被广泛研究，因为它在电子学的潜在应用。
3. 3.The spinel structure provides strong mechanical strength and high thermal conductivity.
   尖晶石结构提供了强大的机械强度和高热导率。