1985年發現(xian)。有(you)(you)(you)(you)新石器時代(dai)居住遺(yi)(yi)址和(he)(he)(he)墓葬。出(chu)土有(you)(you)(you)(you)彩(cai)陶(tao)(tao)(tao)罐、彩(cai)陶(tao)(tao)(tao)瓶(ping)、石器等。陶(tao)(tao)(tao)器分為紅(hong)陶(tao)(tao)(tao)、彩(cai)陶(tao)(tao)(tao)和(he)(he)(he)灰陶(tao)(tao)(tao)。其(qi)中(zhong),紅(hong)陶(tao)(tao)(tao)又分為泥(ni)質(zhi)和(he)(he)(he)夾(jia)砂(sha)兩(liang)種,紋(wen)(wen)(wen)飾有(you)(you)(you)(you)垂(chui)幛紋(wen)(wen)(wen)、鳥眼紋(wen)(wen)(wen)、圈點紋(wen)(wen)(wen)、燕尾(wei)紋(wen)(wen)(wen)、鳥羽紋(wen)(wen)(wen)、帶狀紋(wen)(wen)(wen)和(he)(he)(he)網(wang)格(ge)紋(wen)(wen)(wen)等。彩(cai)陶(tao)(tao)(tao)施內外彩(cai)。遺(yi)(yi)址出(chu)土彩(cai)陶(tao)(tao)(tao)的器型(xing)(xing)、質(zhi)地(di)和(he)(he)(he)彩(cai)繪花紋(wen)(wen)(wen)圖(tu)案,與廟底(di)溝類型(xing)(xing)、大地(di)灣(wan)類型(xing)(xing)、馬(ma)家窯類型(xing)(xing)同(tong)時期文(wen)物有(you)(you)(you)(you)其(qi)相同(tong)之(zhi)處(chu),也有(you)(you)(you)(you)不同(tong)之(zhi)處(chu),是馬(ma)家窯文(wen)化(hua)(hua)中(zhong)的一個(ge)新類型(xing)(xing)。另有(you)(you)(you)(you)齊家文(wen)化(hua)(hua)的泥(ni)質(zhi)紅(hong)陶(tao)(tao)(tao)和(he)(he)(he)夾(jia)砂(sha)紅(hong)陶(tao)(tao)(tao)片,紋(wen)(wen)(wen)飾有(you)(you)(you)(you)籃紋(wen)(wen)(wen)、繩紋(wen)(wen)(wen)、刻劃紋(wen)(wen)(wen),器形(xing)有(you)(you)(you)(you)高領(ling)罐、鼓腹折肩罐、盆、壺等。遺(yi)(yi)址范(fan)圍內還(huan)有(you)(you)(you)(you)唐(tang)疊州(zhou)城址及烽火(huo)臺(tai)。
然鬧遺址是甘肅南部地區大型新石器(qi)時代遺址,保存(cun)較好,內涵豐富,面(mian)積大,既有居址,又有墓葬,對研(yan)究馬家窯文化(hua)的(de)分布范圍、文化(hua)內涵以及演變發展具有重要(yao)價值。