calcite,rheumatoid arthritis

calcite 方解石 其他产地:cadacu quarry, laval-pradel, gard
方解石 calcite
calcite,方解石,中国湖南郴州香花岭矿.
fabulous pointed calcite with stilbite on white matrix - 11 x 9.
矿物晶体----方解石(calcite)