水晶（rock crystal），稀有矿物，宝石的一种，石英结晶体，在矿物学上属于石英族，主要化学成份是二氧化硅，化学式为SiO2。纯净时形成无色透明的晶体，当含微量元素Al、Fe等时呈紫色、黄色、茶色等，经辐照微量元素形成不同类型的色心，产生不同的颜色，如紫色、黄色、茶色、粉色等。含伴生包裹体矿物的被称之为包裹体水晶，如发晶、绿幽灵等，内包物为金红石、电气石、阳起石、云母、绿泥石等。
| 熱門國家 | 系統支援 | 版本 | 費用 | APP評分 | 上架日期 | 更新日期 |
|---|---|---|---|---|---|---|
| 中國 China | Android Google Play | V25.0 App下載 | 免費 | 2014-09-10 | 2015-03-26 |
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