綠凍石(shi)(shi)(shi),當地也稱軟玉,產于遼(liao)寧省鞍山市(shi)岫巖(yan)縣,綠凍石(shi)(shi)(shi)外觀與青田凍石(shi)(shi)(shi)相(xiang)似(si)(si),因其色綠似(si)(si)凍,故名綠凍石(shi)(shi)(shi)。綠凍石(shi)(shi)(shi)屬單斜晶系綠泥石(shi)(shi)(shi)滑石(shi)(shi)(shi)巖(yan),硬度(du)為摩氏2.5度(du);呈淡綠、碧(bi)綠、墨綠等色;半透(tou)明至全透(tou)明,肌理隱有灰白色花紋;墨綠者近黑,微透(tou)明;石(shi)(shi)(shi)質純(chun)凈細(xi)膩,光澤強,多為層片狀結構(gou),綹(liu)性較強。綠凍石(shi)(shi)(shi)性韌,較難受刀(dao)。少(shao)數細(xi)潤、結密、純(chun)凈者可稱上品,亦可用于印章及雕刻小件作品。