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山東昌樂藍(lán)剛玉儲(chǔ)量2.26億克居全國(guó)首位

關(guān)鍵詞 藍(lán)剛玉 , 藍(lán)寶石|2013-10-22 09:46:40|來源 新華網(wǎng)
摘要 日前,山東省昌樂縣藍(lán)寶石礦調(diào)查評(píng)價(jià)報(bào)告通過了專家組審核。該項(xiàng)目為山東地質(zhì)科學(xué)研究系統(tǒng)調(diào)查開發(fā)藍(lán)寶石礦的首次嘗試。經(jīng)調(diào)查,昌樂縣藍(lán)寶石有礦面積達(dá)445平方公里,藍(lán)剛玉和藍(lán)寶石的資源儲(chǔ)...
       日前,山東省昌樂縣藍(lán)寶石礦調(diào)查評(píng)價(jià)報(bào)告通過了專家組審核。該項(xiàng)目為山東地質(zhì)科學(xué)研究系統(tǒng)調(diào)查開發(fā)藍(lán)寶石礦的首次嘗試。經(jīng)調(diào)查,昌樂縣藍(lán)寶石有礦面積達(dá)445平方公里,藍(lán)剛玉和藍(lán)寶石的資源儲(chǔ)量分別為2.26億克、0.42億克,占全國(guó)藍(lán)寶石總儲(chǔ)量的90%以上,居全國(guó)首位。

       本次調(diào)查工作由山東省地質(zhì)科學(xué)研究院承擔(dān),歷時(shí)8個(gè)月,范圍北到朱劉街道、南至鄌郚鎮(zhèn)、西至昌樂縣西邊界、東到五圖街道東邊界,涵蓋區(qū)域約450平方公里。完成1:5萬地質(zhì)修測(cè)450平方公里、自然重砂樣423個(gè),人工重砂15個(gè),打淺井22個(gè),鉆探井2個(gè),取各類樣品測(cè)試519件。初步查明了昌樂縣境內(nèi)的藍(lán)寶石礦產(chǎn)分布氛圍、資源儲(chǔ)量、成礦機(jī)理為捕擄晶和高壓析離結(jié)晶,對(duì)昌樂藍(lán)寶石礦產(chǎn)資源成礦潛力進(jìn)行調(diào)查評(píng)價(jià),進(jìn)而劃定出可供進(jìn)一步普查或詳查工作的5個(gè)成礦遠(yuǎn)景區(qū),即方山、邱家河、喬山原生礦和五圖、北巖砂礦,并對(duì)成礦遠(yuǎn)景區(qū)藍(lán)寶石品位、分布面積、儲(chǔ)量進(jìn)行了估算、測(cè)量,為今后昌樂藍(lán)寶石資源的勘探、開采提供了理論依據(jù)。 
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