綠(lv)(lv)凍(dong)(dong)石(shi)(shi)(shi),當(dang)地也稱軟玉(yu),產于遼寧省(sheng)鞍山(shan)市岫巖縣,綠(lv)(lv)凍(dong)(dong)石(shi)(shi)(shi)外觀(guan)與青田(tian)凍(dong)(dong)石(shi)(shi)(shi)相似(si),因(yin)其色(se)綠(lv)(lv)似(si)凍(dong)(dong),故名綠(lv)(lv)凍(dong)(dong)石(shi)(shi)(shi)。綠(lv)(lv)凍(dong)(dong)石(shi)(shi)(shi)屬(shu)單斜晶系綠(lv)(lv)泥石(shi)(shi)(shi)滑石(shi)(shi)(shi)巖,硬度為摩氏2.5度;呈淡綠(lv)(lv)、碧綠(lv)(lv)、墨綠(lv)(lv)等色(se);半透明(ming)至全透明(ming),肌理隱有灰白色(se)花紋;墨綠(lv)(lv)者(zhe)近黑(hei),微透明(ming);石(shi)(shi)(shi)質純(chun)凈細膩(ni),光澤(ze)強,多為層片狀(zhuang)結(jie)構,綹性(xing)較(jiao)強。綠(lv)(lv)凍(dong)(dong)石(shi)(shi)(shi)性(xing)韌(ren),較(jiao)難(nan)受刀(dao)。少數細潤、結(jie)密、純(chun)凈者(zhe)可稱上品,亦(yi)可用于印(yin)章及(ji)雕刻(ke)小件作品。