By stibnite and chemical purification after Featured derived from the black powder. 是由輝銻礦經(jīng)過精選和化學(xué)提純而得，為黑色固體粉末。
In classic collections, Japan was the source of fabulous stibnite, long before the material from Romania, South America and China came on the market. 在經(jīng)典收藏中，日本輝銻礦資源豐富，早前輝銻礦來源于羅馬尼亞，南美洲和中國搶占了市場。