綠凍(dong)(dong)(dong)石,當(dang)地(di)也(ye)稱(cheng)軟玉,產于(yu)遼寧(ning)省鞍山市岫巖縣,綠凍(dong)(dong)(dong)石外觀與青田凍(dong)(dong)(dong)石相(xiang)似(si)(si),因其色綠似(si)(si)凍(dong)(dong)(dong),故名綠凍(dong)(dong)(dong)石。綠凍(dong)(dong)(dong)石屬單斜晶系(xi)綠泥石滑石巖,硬度為摩氏(shi)2.5度;呈淡綠、碧綠、墨(mo)綠等色;半(ban)透明(ming)至全透明(ming),肌理隱有灰白(bai)色花(hua)紋(wen);墨(mo)綠者近(jin)黑,微透明(ming);石質純凈(jing)細膩(ni),光(guang)澤強(qiang),多為層(ceng)片狀結(jie)構,綹(liu)性較強(qiang)。綠凍(dong)(dong)(dong)石性韌,較難(nan)受刀。少數細潤、結(jie)密(mi)、純凈(jing)者可稱(cheng)上品,亦可用于(yu)印章及雕刻小件作品。