Natural volcano ash formula contains multiple micro mineral elements to entirely replenish skin with nutriment.
天然火山泥配方，蕴含多重微量矿物元素，能全面补充肌肤养分。
As proved by study on chemical compositions, thermoelectricity and micro-elements compositions of galena, it is another important mineral with rich gold and silver contents except pyrite.
对方铅矿的化学成分、热电性和微量元素组成的研究表明，方铅矿是除黄铁矿外的另一种重要的富金、银矿物。
As proved by study on chemical compositions, thermoelectricity and micro-elements compositions of galena, it is another important mineral with rich gold and silver contents except pyrite.
对方铅矿的化学成分、热电性和微量元素组成的研究表明，方铅矿是除黄铁矿外的另一种重要的富金、银矿物。
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