景觀介紹
在(zai)產(chan)出(chu)大(da)(da)量硅化(hua)(hua)木的(de)(de)(de)同一套巖層中,還保存有(you)豐富(fu)的(de)(de)(de)恐龍(long)化(hua)(hua)石(shi)。其(qi)中袁(yuan)復禮教授(shou)1931年在(zai)將(jiang)軍戈壁(bi)發(fa)現的(de)(de)(de)長(chang)10.26m、背高(gao)(gao)4.05m的(de)(de)(de)大(da)(da)型(xing)恐龍(long)--奇(qi)臺天山(shan)龍(long),是中國人第一次在(zai)亞(ya)洲發(fa)現恐龍(long)化(hua)(hua)石(shi)。1983年以來,中外古生物專家在(zai)公園區域內又先后挖掘出(chu)大(da)(da)量恐龍(long)化(hua)(hua)石(shi),其(qi)中包括體長(chang)30.4米,高(gao)(gao)10余米,目前(qian)亞(ya)洲最大(da)(da)的(de)(de)(de)恐龍(long)--中加馬(ma)門溪(xi)龍(long)、新疆侏羅紀典(dian)型(xing)的(de)(de)(de)食肉型(xing)恐龍(long)--長(chang)5.1米,背高(gao)(gao)1.7米的(de)(de)(de)江氏單(dan)嵴龍(long)、以及(ji)(ji)蜥腳類的(de)(de)(de)蘇(su)氏巧龍(long)和戈壁(bi)卡拉麥里(li)龍(long),鳥臀目的(de)(de)(de)五彩灣工部龍(long),還有(you)被稱(cheng)為代表了獸(shou)腳類恐龍(long)重要演(yan)化(hua)(hua)環(huan)節(jie)的(de)(de)(de)董氏中國伶盜(dao)龍(long)。與恐龍(long)化(hua)(hua)石(shi)伴生的(de)(de)(de)還有(you)大(da)(da)量鱷類、龜類、蜥蜴以及(ji)(ji)兩棲—哺乳(ru)動物和小型(xing)原始哺乳(ru)動物化(hua)(hua)石(shi)。
硅(gui)化(hua)木(mu)-恐龍國(guo)家地(di)質公園景區(qu)內(nei)還是極(ji)其重要(yao)的(de)荒(huang)漠物(wu)(wu)種(zhong)(zhong)保存地(di)和生態(tai)功能區(qu),植被以白梭梭、沙拐(guai)棗(zao)、紅柳等(deng)(deng)灌(guan)木(mu),以及豬毛菜、堿(jian)蓬等(deng)(deng)草本植物(wu)(wu)為主(zhu),野(ye)生動(dong)(dong)物(wu)(wu)以有(you)蹄類最(zui)為重要(yao)。1982年國(guo)家在(zai)這里(li)建(jian)立(li)(li)了“卡拉麥里(li)有(you)蹄類野(ye)生動(dong)(dong)物(wu)(wu)保護(hu)區(qu)”,保護(hu)對象(xiang)主(zhu)要(yao)是蒙古(gu)野(ye)馬(ma)(ma)(ma)(又名“普(pu)氏(shi)野(ye)馬(ma)(ma)(ma)”)、蒙古(gu)野(ye)驢、鵝(e)喉羚、高鼻羚羊、盤羊、馬(ma)(ma)(ma)鹿、野(ye)山羊等(deng)(deng)及其生存環(huan)境。保護(hu)區(qu)面積達1.8萬平方公里(li),是我國(guo)最(zui)大的(de)自然(ran)保護(hu)區(qu)之一(yi)。有(you)蹄尖動(dong)(dong)物(wu)(wu)以鵝(e)喉羚最(zui)多,數(shu)量(liang)近(jin)萬只。19世紀被俄(e)國(guo)探險家普(pu)爾熱瓦爾斯基發(fa)現并(bing)(bing)命(ming)名的(de)普(pu)氏(shi)野(ye)馬(ma)(ma)(ma)的(de)野(ye)生種(zhong)(zhong)群已(yi)不存在(zai),1985年以來陸續從國(guo)外(wai)引進(jin)野(ye)馬(ma)(ma)(ma)后裔,并(bing)(bing)在(zai)保護(hu)區(qu)內(nei)建(jian)立(li)(li)了全(quan)國(guo)唯一(yi)的(de)野(ye)馬(ma)(ma)(ma)繁殖中心,將逐步使(shi)蒙古(gu)野(ye)馬(ma)(ma)(ma)重返大自然(ran)。
特色
奇(qi)臺硅化(hua)(hua)木(mu)(mu)—恐(kong)龍(long)(long)國家地(di)質公園總面積492平方公里。形(xing)成于距今1.95-1.37億年(nian)(nian)前的侏羅(luo)紀。奇(qi)臺硅化(hua)(hua)木(mu)(mu)園硅化(hua)(hua)木(mu)(mu)群是亞洲面積最(zui)(zui)大(da)、數量最(zui)(zui)多(duo)、保存最(zui)(zui)完整的硅化(hua)(hua)木(mu)(mu)化(hua)(hua)石(shi)(shi)森林,遺存規模位居世界(jie)(jie)第(di)二位。2006年(nian)(nian)8月26日在奇(qi)臺恐(kong)龍(long)(long)溝(gou)出(chu)土的蜥腳類食草恐(kong)龍(long)(long)化(hua)(hua)石(shi)(shi)神長(chang)35米,是亞洲第(di)一(yi)、世界(jie)(jie)第(di)二大(da)恐(kong)龍(long)(long)化(hua)(hua)石(shi)(shi)。 主要景(jing)區有硅化(hua)(hua)木(mu)(mu)群、中(zhong)生(sheng)代恐(kong)龍(long)(long)化(hua)(hua)石(shi)(shi)、雅(ya)丹地(di)貌(mao)、石(shi)(shi)錢灘等。
硅化(hua)木(mu)(mu)群(qun)(qun):奇臺硅化(hua)木(mu)(mu)群(qun)(qun)距今1.5億年的(de)侏羅(luo)系石(shi)樹溝群(qun)(qun)巖(yan)層中,較為集中的(de)硅化(hua)木(mu)(mu)遺跡有四處,其中硅化(hua)木(mu)(mu)園景區(qu)面積11.65平方公(gong)里(li),集中分布在北(bei)東—南西向沖溝內,出露數量(liang)近千株,是目(mu)(mu)前亞洲遺存規模最大的(de)硅化(hua)木(mu)(mu)群(qun)(qun),僅次于美國亞利桑那(nei)州化(hua)石(shi)森(sen)林,位居世(shi)界第二,是地質(zhi)公(gong)園參觀(guan)、游(you)覽和(he)研(yan)究價值最高的(de)區(qu)域。目(mu)(mu)前為止(zhi),區(qu)內已鑒定出的(de)主(zhu)要屬種有原(yuan)始云杉型(xing)木(mu)(mu)屬、異(yi)木(mu)(mu)屬、南美杉型(xing)木(mu)(mu)屬和(he)柏型(xing)木(mu)(mu)屬,還有一(yi)些小型(xing)植物如(ru)錐葉(xie)蕨(jue)屬、似木(mu)(mu)賊屬、披葉(xie)杉屬等,表明(ming)當時的(de)植物十(shi)分地繁盛(sheng),對研(yan)究準(zhun)噶爾盆(pen)地中生代地質(zhi)歷史時期古(gu)地理、古(gu)氣候(hou)演化(hua)有著非常重要的(de)作用。
中(zhong)生代(dai)恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi) :1931年(nian)我國(guo)著名(ming)的(de)(de)地質學家袁復禮教授在(zai)將軍戈壁(bi)名(ming)為(wei)凱利(li)施的(de)(de)地方發(fa)現(xian)了(le)兩個大的(de)(de)恐(kong)(kong)龍(long)(long)(long)(long)骨骼化(hua)石(shi)(shi)(shi),經楊鐘健(jian)修復,為(wei)身長10.26米(mi)(mi)(mi)、背高(gao)4.05米(mi)(mi)(mi)的(de)(de)大型恐(kong)(kong)龍(long)(long)(long)(long)骨架(jia),定名(ming)為(wei)奇臺天山龍(long)(long)(long)(long)屬蜥(xi)腳類恐(kong)(kong)龍(long)(long)(long)(long),這是(shi)中(zhong)國(guo)人(ren)第一次在(zai)自己(ji)國(guo)家發(fa)現(xian)的(de)(de)恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi)。1983年(nian),中(zhong)國(guo)科學院(yuan)北(bei)京古脊椎動(dong)物(wu)與古人(ren)類研(yan)究(jiu)所組成新疆考察(cha)隊在(zai)恐(kong)(kong)龍(long)(long)(long)(long)溝(gou)進(jin)行考察(cha),發(fa)現(xian)了(le)多具(ju)(ju)恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi),原(yuan)定名(ming)為(wei)“將軍廟龍(long)(long)(long)(long)”,1993年(nian)經進(jin)一步研(yan)究(jiu),鑒(jian)定為(wei)江(jiang)氏單嵴龍(long)(long)(long)(long)。最(zui)(zui)(zui)具(ju)(ju)影響的(de)(de)是(shi)中(zhong)加(jia)恐(kong)(kong)龍(long)(long)(long)(long)聯(lian)合(he)考察(cha)隊1986—1990年(nian)期(qi)間在(zai)恐(kong)(kong)龍(long)(long)(long)(long)溝(gou)進(jin)行的(de)(de)考察(cha)活動(dong),他們(men)發(fa)現(xian)許(xu)多化(hua)石(shi)(shi)(shi),包括(kuo)2個完整的(de)(de)恐(kong)(kong)龍(long)(long)(long)(long)骨骼,其(qi)中(zhong)一具(ju)(ju)長30米(mi)(mi)(mi),軀高(gao)10多米(mi)(mi)(mi),重量(liang)達5萬千克,為(wei)蜥(xi)腳類恐(kong)(kong)龍(long)(long)(long)(long)-中(zhong)加(jia)馬門溪(xi)龍(long)(long)(long)(long)。2006年(nian)8月26日在(zai)奇臺恐(kong)(kong)龍(long)(long)(long)(long)溝(gou)出土的(de)(de)蜥(xi)腳類食(shi)草恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi)神長35米(mi)(mi)(mi),是(shi)亞洲第一、世界(jie)第二(er)大恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi),這具(ju)(ju)恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi)脖子(長度15米(mi)(mi)(mi))被(bei)證(zheng)實是(shi)世界(jie)上脖子最(zui)(zui)(zui)長的(de)(de)恐(kong)(kong)龍(long)(long)(long)(long)化(hua)石(shi)(shi)(shi)。還挖掘出一塊劍(jian)(jian)龍(long)(long)(long)(long)的(de)(de)肩(jian)刺(ci)和劍(jian)(jian)板(ban)化(hua)石(shi)(shi)(shi),這塊化(hua)石(shi)(shi)(shi)是(shi)世界(jie)上同類恐(kong)(kong)龍(long)(long)(long)(long)肩(jian)刺(ci)和劍(jian)(jian)板(ban)化(hua)石(shi)(shi)(shi)保(bao)存(cun)最(zui)(zui)(zui)完整、最(zui)(zui)(zui)大的(de)(de)。
雅(ya)丹地(di)貌:“雅(ya)丹”,又名“雅(ya)爾(er)(er)丹”,維(wei)吾爾(er)(er)語原意為“陡(dou)壁的小丘(qiu)”。現泛指干燥地(di)區的一種(zhong)風(feng)(feng)(feng)蝕地(di)貌,是河湖相(xiang)土(tu)狀沉(chen)積物(wu)所形(xing)成(cheng)的地(di)面經過(guo)風(feng)(feng)(feng)化作用、間(jian)歇性流水(shui)沖(chong)刷(shua)和風(feng)(feng)(feng)力(li)的長期吹蝕所形(xing)成(cheng)的風(feng)(feng)(feng)蝕土(tu)墩和風(feng)(feng)(feng)蝕凹地(di)的地(di)貌組(zu)合。在(zai)將軍(jun)戈壁,這種(zhong)地(di)貌主要發育(yu)在(zai)侏羅紀河湖相(xiang)紅層中(zhong)(zhong),色彩(cai)更為鮮艷,園區以魔鬼城(cheng)雅(ya)丹景區和瀚海(hai)動物(wu)園雅(ya)丹地(di)貌較為集中(zhong)(zhong),有(you)的形(xing)成(cheng)風(feng)(feng)(feng)蝕城(cheng)堡,有(you)的形(xing)成(cheng)風(feng)(feng)(feng)蝕蘑菇,有(you)的形(xing)成(cheng)風(feng)(feng)(feng)蝕殘丘(qiu),有(you)的形(xing)成(cheng)風(feng)(feng)(feng)蝕柱,構成(cheng)似人、獅、虎、象、牛(niu)、龜等奇(qi)特造型。
石(shi)(shi)錢(qian)(qian)灘:位于將(jiang)軍廟以東,距北(bei)山煤窯以北(bei)10千米處的洼地(di)內(nei),發現許多海相(xiang)生物(wu)化石(shi)(shi),其中(zhong)海百合莖的化石(shi)(shi)碎片(pian),形似一枚枚錢(qian)(qian)幣,散落地(di)表,故將(jiang)分布于東準噶爾將(jiang)軍廟一帶的這一套海相(xiang)碎屑(xie)巖(yan)夾灰(hui)巖(yan)定為“石(shi)(shi)錢(qian)(qian)灘建造”,后被(bei)演(yan)化為“石(shi)(shi)錢(qian)(qian)灘組”,該處也(ye)因此(ci)得(de)名“石(shi)(shi)錢(qian)(qian)灘”。
公園遺跡
新(xin)疆(jiang)奇(qi)臺硅(gui)化(hua)木(mu)(mu)(mu)—恐龍國家(jia)地(di)(di)質(zhi)公園(yuan)位于古絲綢之路新(xin)北道上(shang)的(de)(de)(de)奇(qi)臺縣境內(nei) (東經89°40′—90°37′,北緯(wei)44°25′—44°58′),西南距烏魯木(mu)(mu)(mu)齊市350km,總面(mian)積(ji)492km2,是(shi)以古生物化(hua)石(shi)(shi)類(lei)、地(di)(di)貌(mao)類(lei)地(di)(di)質(zhi)遺跡為主(zhu)的(de)(de)(de)國家(jia)級地(di)(di)質(zhi)公園(yuan)。內(nei)含硅(gui)化(hua)木(mu)(mu)(mu)景(jing)區(qu)(qu)、恐龍溝景(jing)區(qu)(qu)、魔(mo)鬼城(cheng)雅(ya)丹景(jing)區(qu)(qu)和(he)石(shi)(shi)錢灘景(jing)區(qu)(qu),是(shi)中國西北地(di)(di)區(qu)(qu)唯一以典型、稀有(you)、珍貴(gui)的(de)(de)(de)硅(gui)化(hua)木(mu)(mu)(mu)群、恐龍化(hua)石(shi)(shi)為主(zhu)體(ti)的(de)(de)(de)國家(jia)地(di)(di)質(zhi)公園(yuan)。
地質發現平原(yuan)區,而是(shi)湖泊邊緣,環境與(yu)氣候與(yu)現(xian)在大(da)不相同(tong)。侏(zhu)羅紀早期(qi)一中(zhong)(zhong)期(qi),這(zhe)里(li)河(he)流縱橫,沼澤(ze)濕(shi)地發(fa)育,氣候溫暖潮濕(shi),生長著(zhu)茂密的(de)(de)(de)裸子(zi)植物(wu),如(ru)松柏類,另外還有蕨類,為典型(xing)的(de)(de)(de)聚煤(mei)環境,沉積河(he)沼相和(he)河(he)湖相的(de)(de)(de)灰色(se)砂巖、泥(ni)巖和(he)厚(hou)度較(jiao)大(da)的(de)(de)(de)水平煤(mei)層(ceng)。侏(zhu)羅紀晚期(qi),氣候開始向干(gan)旱、干(gan)熱轉變并伴(ban)有季節性(xing)變化(hua)(hua),沼澤(ze)濕(shi)地不再發(fa)育,植物(wu)生長環境較(jiao)前期(qi)差一些,沉積形成了河(he)湖相的(de)(de)(de)紫紅色(se)含礫砂巖、砂巖夾灰黃色(se)砂巖的(de)(de)(de)紅層(ceng),被(bei)(bei)埋(mai)(mai)藏的(de)(de)(de)樹(shu)(shu)(shu)(shu)木變成硅(gui)化(hua)(hua)木而被(bei)(bei)保存(cun)下來(lai)。奇(qi)臺硅(gui)化(hua)(hua)木形成于侏(zhu)羅紀紅色(se)砂泥(ni)巖中(zhong)(zhong)。現(xian)在,有的(de)(de)(de)埋(mai)(mai)于地下厚(hou)約10米左右,有的(de)(de)(de)裸露地表,分布(bu)范圍約為10多平方公里(li),露于地表多達(da)千余(yu)棵,有的(de)(de)(de)直立,有的(de)(de)(de)橫臥,還可(ke)見樹(shu)(shu)(shu)(shu)樁(zhuang),深深插入(ru)巖層(ceng)的(de)(de)(de)樹(shu)(shu)(shu)(shu)根。地表到處是(shi)風化(hua)(hua)了的(de)(de)(de)硅(gui)化(hua)(hua)木碎片。從外形上來(lai)看,硅(gui)化(hua)(hua)木保持樹(shu)(shu)(shu)(shu)干(gan)的(de)(de)(de)原(yuan)形,木紋及年輪(lun)清晰可(ke)辨,亦(yi)有著(zhu)敦實的(de)(de)(de)樹(shu)(shu)(shu)(shu)木質(zhi)感。但若用(yong)手一摸,卻又(you)冷(leng)硬似鐵石(shi)一般。再撿起碎塊敲一敲,叮當悅耳,猶如(ru)金(jin)石(shi)聲(sheng),可(ke)謂是(shi)“硬如(ru)鐵,聲(sheng)如(ru)磬”,令人嘖(ze)嘖(ze)稱奇(qi)。硅(gui)化(hua)(hua)木俗稱“石(shi)樹(shu)(shu)(shu)(shu)”,是(shi)化(hua)(hua)石(shi)的(de)(de)(de)一類。當樹(shu)(shu)(shu)(shu)木被(bei)(bei)沉積物(wu)掩埋(mai)(mai)后.地下水中(zhong)(zhong)所含二(er)氧化(hua)(hua)硅(gui)與(yu)樹(shu)(shu)(shu)(shu)木進行分子(zi)間的(de)(de)(de)等速(su)置換,直到木質(zhi)組份被(bei)(bei)二(er)氧化(hua)(hua)硅(gui)取代(dai),從而形成完整保留樹(shu)(shu)(shu)(shu)木結(jie)構的(de)(de)(de)硅(gui)化(hua)(hua)木化(hua)(hua)石(shi)。
地質景點
硅化(hua)(hua)木(mu)群一(yi)(yi)日(ri)游(you)(you)自(zi)奇臺(tai)縣沿縣城一(yi)(yi)西地—旱(han)溝的縣道(dao)向(xiang)(xiang)東北行(xing)約60km,可(ke)達地質公(gong)園(yuan)(yuan)南(nan)部芨芨湖入口(kou)處,沿228省(sheng)道(dao)至硅化(hua)(hua)木(mu)園(yuan)(yuan),沿途可(ke)領略將(jiang)軍戈壁的廣(guang)袤,參觀將(jiang)軍廟遺址,了(le)(le)解將(jiang)軍戈壁名(ming)稱(cheng)的由(you)來(lai)。在硅化(hua)(hua)木(mu)景區,游(you)(you)亞洲最大的硅化(hua)(hua)木(mu)群:在恐龍(long)(long)溝景區實地參觀恐龍(long)(long)化(hua)(hua)石采坑了(le)(le)解現已(yi)絕滅的恐龍(long)(long)在侏羅(luo)紀曾怎(zen)樣生活在地球 上,最后或直接回(hui)奇臺(tai),或沿228省(sheng)道(dao)向(xiang)(xiang)北至喀(ka)納斯景區。