墓(mu)室(shi)(shi)建在(zai)地下4~5米處(chu),均坐北朝(chao)南。墓(mu)葬(zang)形(xing)(xing)制(zhi)有雙室(shi)(shi)墓(mu)、單室(shi)(shi)墓(mu),有方形(xing)(xing)、圓(yuan)形(xing)(xing)、六角形(xing)(xing)、八角形(xing)(xing)等。墓(mu)葬(zang)由墓(mu)道(dao)、墓(mu)門、墓(mu)室(shi)(shi)組成,大部(bu)分為磚(zhuan)雕仿木結構(gou)。張世卿墓(mu)為前、后方形(xing)(xing),有墓(mu)室(shi)(shi),由墓(mu)道(dao)、墓(mu)門、前室(shi)(shi)、甬道(dao)和后室(shi)(shi)五部(bu)分組成,造型獨特,結構(gou)復雜(za),做工精美,是研究遼(liao)代建筑藝術(shu)風格的實(shi)物(wu)資(zi)料。
墓群共(gong)出(chu)(chu)土(tu)文物800多件(jian),有(you)(you)(you)(you)銅器(qi)(qi)、鐵(tie)器(qi)(qi)、瓷(ci)器(qi)(qi)、陶器(qi)(qi)、木(mu)器(qi)(qi)、漆器(qi)(qi)、石(shi)器(qi)(qi)、裝(zhuang)飾品(pin)以(yi)及(ji)食(shi)品(pin)等。瓷(ci)器(qi)(qi)中(zhong)的(de)(de)(de)遼(liao)三(san)彩(cai)、黃(huang)釉瓷(ci)器(qi)(qi)和(he)白瓷(ci)是遼(liao)瓷(ci)中(zhong)的(de)(de)(de)精品(pin)。出(chu)(chu)土(tu)木(mu)器(qi)(qi)35件(jian),有(you)(you)(you)(you)男女俑(yong)(yong)、武俑(yong)(yong)、十(shi)二生(sheng)肖(xiao)俑(yong)(yong)及(ji)家具類(lei)的(de)(de)(de)桌、椅(yi)、箱(xiang)(xiang)、盆架、鏡(jing)架和(he)柏木(mu)棺(guan)箱(xiang)(xiang),保存完好,制作精致,至今千(qian)年未朽,極為罕見。柏木(mu)棺(guan)箱(xiang)(xiang)內(nei)成(cheng)有(you)(you)(you)(you)骨(gu)灰,箱(xiang)(xiang)外均墨書(shu)梵、漢兩種(zhong)經文,這種(zhong)特殊的(de)(de)(de)葬(zang)式(shi)在(zai)我國尚屬首次發現(xian)。張世卿墓中(zhong)的(de)(de)(de)石(shi)器(qi)(qi)為石(shi)獅,其他(ta)皆為墓志(zhi)銘(ming),記(ji)錄了(le)墓主人的(de)(de)(de)生(sheng)活及(ji)安葬(zang)確切年代。出(chu)(chu)土(tu)文物中(zhong),有(you)(you)(you)(you)多種(zhong)食(shi)品(pin)如粟(su)、谷(gu)、高(gao)粱、核桃、栗子、葡萄、用石(shi)灰封口(kou)的(de)(de)(de)雞腿瓶中(zhong)裝(zhuang)有(you)(you)(you)(you)酒(jiu),為研(yan)究古代糧食(shi)作物的(de)(de)(de)種(zhong)植歷史及(ji)釀酒(jiu)工藝技術提供了(le)寶貴的(de)(de)(de)實物資料(liao)。
墓室(shi)壁畫(hua)內容豐富,保存完(wan)好,繪畫(hua)技藝(yi)高超,線條流(liu)暢,色(se)彩鮮(xian)艷,人(ren)物神態安(an)詳,栩栩如(ru)(ru)生,富有(you)生活情趣。壁畫(hua)共計98幅(fu),總面(mian)積達360平方(fang)米。其中(zhong)(zhong)的散樂圖(tu)、茶(cha)道圖(tu)、天(tian)文(wen)(wen)圖(tu)、出(chu)行圖(tu)、侍女圖(tu)、備經圖(tu)等(deng)是(shi)在國內首次發現(xian),宛如(ru)(ru)地(di)下藝(yi)術殿(dian)堂。對研究(jiu)遼代歷史(shi)、文(wen)(wen)化、天(tian)文(wen)(wen)、民(min)俗、服飾等(deng)有(you)重大意義。墓葬中(zhong)(zhong)發現(xian)多幅(fu)星象(xiang)(xiang)圖(tu),其中(zhong)(zhong)張(zhang)世卿墓墓頂所繪彩色(se)星象(xiang)(xiang)圖(tu),是(shi)一(yi)幅(fu)把中(zhong)(zhong)國傳(chuan)統(tong)的二十八宿記星法與西方(fang)古(gu)巴比(bi)倫(lun)黃道十二宮(gong)的記星法融合(he)在一(yi)起的中(zhong)(zhong)西合(he)壁的天(tian)文(wen)(wen)圖(tu),是(shi)考古(gu)界繼漢墓星圖(tu)和(he)北魏天(tian)象(xiang)(xiang)圖(tu)之后又一(yi)重大發現(xian),為研究(jiu)我國古(gu)代天(tian)文(wen)(wen)史(shi)和(he)中(zhong)(zhong)外文(wen)(wen)化交流(liu)提供了新的珍貴史(shi)料。