張(zhang)廣才嶺,是(shi)興安(an)嶺山(shan)(shan)系長白山(shan)(shan)的(de)支脈,位于中(zhong)(zhong)國東(dong)(dong)(dong)北地(di)(di)區(qu)東(dong)(dong)(dong)部(bu)(bu)山(shan)(shan)地(di)(di)北段的(de)中(zhong)(zhong)軸部(bu)(bu)位,大部(bu)(bu)分在黑(hei)龍江(jiang)省(sheng)境內,一部(bu)(bu)分向南(nan)(nan)伸入到吉(ji)林(lin)省(sheng)的(de)敦化市(shi)北部(bu)(bu),分東(dong)(dong)(dong)西(xi)兩支,蛟河(he)盆地(di)(di)以(yi)西(xi)為(wei)西(xi)老(lao)爺嶺,蛟河(he)盆地(di)(di)以(yi)東(dong)(dong)(dong)為(wei)威虎嶺。是(shi)中(zhong)(zhong)國東(dong)(dong)(dong)北地(di)(di)區(qu)主要山(shan)(shan)脈之一。主脊(ji)南(nan)(nan)起吉(ji)林(lin)省(sheng)敦化縣(xian)(南(nan)(nan)部(bu)(bu)余脈吉(ji)林(lin)哈達嶺可達遼寧鐵(tie)嶺市(shi)境),北接小興安(an)嶺南(nan)(nan)麓(依蘭縣(xian)南(nan)(nan)部(bu)(bu)),平均海(hai)拔(ba)800多(duo)米(mi),主峰(feng)老(lao)禿頂子(zi)高(gao)達1686.9米(mi)。張(zhang)廣才嶺以(yi)東(dong)(dong)(dong)為(wei)牡丹江(jiang)水(shui)系,以(yi)西(xi)為(wei)瑪河(he)(螞蟻(yi)河(he))、阿什河(he)、拉(la)林(lin)河(he)水(shui)系。
張廣(guang)才嶺(ling)地(di)(di)(di)區(qu)位于黑龍江省(sheng)(sheng)中(zhong)南部(bu)(bu)(bu)和吉(ji)林省(sheng)(sheng)東部(bu)(bu)(bu)部(bu)(bu)(bu)分地(di)(di)(di)區(qu)。歷史上曾為中(zhong)國北方肅慎人、靺鞨(he)、女真族建(jian)(jian)立(li)的(de)(de)(de)(de)渤海國、金(jin)、遼(liao)、清等勢力管轄,清代(dai)長(chang)期為清王(wang)朝(chao)禁(jin)地(di)(di)(di)。是金(jin)、清兩(liang)代(dai)王(wang)朝(chao)的(de)(de)(de)(de)發祥地(di)(di)(di)。20世紀(ji),曾有日本人扶持的(de)(de)(de)(de)偽滿州(zhou)國管轄。日本投降后,建(jian)(jian)立(li)了(le)新的(de)(de)(de)(de)行政(zheng)管理體制,黑龍江省(sheng)(sheng)哈爾濱市(shi)(shi)、牡丹江市(shi)(shi)轄部(bu)(bu)(bu)分縣市(shi)(shi)區(qu)、吉(ji)林市(shi)(shi)的(de)(de)(de)(de)東部(bu)(bu)(bu)部(bu)(bu)(bu)分縣(市(shi)(shi))。屬于黑吉(ji)兩(liang)省(sheng)(sheng)的(de)(de)(de)(de)經濟發展的(de)(de)(de)(de)重要區(qu)域。
張廣(guang)才嶺地區,歷史上森林資(zi)源遭受采伐(fa)嚴重,保持著程度(du)不一(yi)的(de)原始景觀的(de)有(you)(you)(you)威虎嶺等地,林業發(fa)展大有(you)(you)(you)前途。張廣(guang)才嶺地區,有(you)(you)(you)鐵礦和有(you)(you)(you)色金屬礦藏,并有(you)(you)(you)盆(pen)地堆積的(de)煤(mei)礦和油頁巖。
老禿頂(ding)子,位于黑龍江(jiang)省(sheng)海(hai)(hai)林(lin)(lin)市西北(bei)部,屬(shu)張廣才(cai)嶺山脈,海(hai)(hai)拔(ba)1696米。峰頂(ding)樹(shu)木稀少,因而得(de)名。老禿頂(ding)子,是黑龍江(jiang)省(sheng)“三巨(ju)擘”之一(另兩個,大(da)禿頂(ding)子海(hai)(hai)拔(ba)1669米,老爺嶺南峰海(hai)(hai)拔(ba)1696.2米),山體主要由花崗巖構成。山頂(ding)漫緩,巨(ju)石散(san)落。森林(lin)(lin)植(zhi)被(bei)垂直(zhi)分布(bu)(針—針闊(kuo)—針)比較(jiao)典(dian)型。海(hai)(hai)拔(ba)1500米以上有(you)草地和(he)疏林(lin)(lin),地上匍匐生(sheng)長偃(yan)松(song)(song)及矮(ai)狀(zhuang)、波水狀(zhuang)岳樺;在偃(yan)松(song)(song)和(he)興安松(song)(song)林(lin)(lin)帶(dai)下(xia)為(wei)云杉、冷杉林(lin)(lin)帶(dai),間(jian)混有(you)楓樺樹(shu)。