【正文】 ............................1 概 況 ................................................................1 項目來源 .........................................................1 目的任務(wù) .........................................................1 地質(zhì)資料依據(jù) .....................................................1 地理位置 .........................................................2 自然地理及社會經(jīng)濟(jì)發(fā)展概況 .......................................2 礦權(quán)設(shè)置情況 .....................................................3 以往地質(zhì)工作概況 .....................................................5 礦山設(shè)計、開采和資源利用概況 .........................................6 本次工作情況 .........................................................6 完成的主要工作量 .................................................7 取得主要地質(zhì)礦產(chǎn)成果 .............................................7 工作質(zhì)量評述 .....................................................72 工作區(qū)地質(zhì) ..............................................................9 區(qū)域地質(zhì)背景 ..........................................................9 區(qū)域地層 .........................................................9 區(qū)域構(gòu)造 .........................................................9 區(qū)域巖漿巖 ......................................................10 圍巖蝕變 ........................................................10 區(qū)域礦產(chǎn) ........................................................10 礦床地質(zhì)特征 .........................................................10 地層 .............................................................10 構(gòu)造 .............................................................11 巖漿巖 ...........................................................11 礦體特征 .............................................................12 礦石質(zhì)量 .............................................................13 礦石物質(zhì)成分 ....................................................13 礦石結(jié)構(gòu)構(gòu)造 .....................................................13 礦石類型 ........................................................14 礦石化學(xué)成分 ....................................................14 礦體圍巖蝕變特征 .....................................................15 礦床共（伴）生礦產(chǎn) ...................................................15II3 礦石加工技術(shù)性能 ........................................................16 選礦工藝 .............................................................16 選礦技術(shù)指標(biāo) .........................................................164 礦床開采技術(shù)條件 ........................................................17 水文地質(zhì)條件及開采后的變化 ..........................................17 工程地質(zhì)條件及開采后的變化 ..........................................18 環(huán)境地質(zhì)條件及開采后的變化 ..........................................18 開采技術(shù)條件小結(jié) ....................................................195 核實地質(zhì)及工作質(zhì)量評述 ..................................................地質(zhì)勘查工作質(zhì)量評述 ................................................20 地形測量及工程測量 ..............................................20 地質(zhì)填圖 .......................................................20 槽探及坑探工程 .................................................21 鉆探工作 .......................................................21 采樣及化驗 .....................................................21 核實方法及工作布置 ...................................................22 核實工作質(zhì)量評述 .....................................................22 地質(zhì)圖修編 .......................................................22 采空區(qū)、采礦窿道調(diào)查測量 .........................................22 采面清理、采樣、編錄及質(zhì)量評述 ..................................23 探采對比 ............................................................23 構(gòu)造 ............................................................23 礦體 ............................................................23 開采技術(shù)條件 ....................................................236 礦產(chǎn)資源／儲量估算 .....................................................24 資源／儲量估算的工業(yè)指標(biāo) ............................................24 工業(yè)指標(biāo)的確定 ..................................................24 工業(yè)指標(biāo)的運用 ..................................................25 資源／儲量估算范圍 ..................................................25 資源／儲量估算方法 ..................................................25 資源／儲量估算參數(shù)的確定 ............................................26 單工程礦體厚度及平均品位的確定 .................................26 塊段礦體厚度及平均品位的確定 ...................................26 塊段面積及體積的測定 ...........................................27III 礦石體重的確定 .................................................27 礦石量估算 .....................................................27 金屬量估算 .....................................................28 礦體圈定、連接及外推原則 ............................................28 礦體圈定原則 .....................................................28 礦體連接原則 .....................................................28 礦體外推原則 .....................................................29 采空區(qū)邊界圈定及計算 .................................................29 塊段劃分 ............................................................29 伴生元素的儲量計算 ..................................................30 資源儲量類別確定條件 ................................................30 資源/儲量估算結(jié)果 ...................................................31 資源儲量變化情況對比 ................................................31 資源儲量估算中需說明的問題 .........................................337 礦山開發(fā)經(jīng)濟(jì)意義概略研究 ................................................34 資源形勢分析 ........................................................34 礦區(qū)采選礦技術(shù)經(jīng)濟(jì)概略評價 ..........................................3采選冶方案及指標(biāo) ...............................................3礦山技術(shù)經(jīng)濟(jì)評價 ...............................................35 礦產(chǎn)開發(fā)經(jīng)濟(jì)效益評價 ................................................378 結(jié)　 論 ..................................................................38 取得的主要工作成果 ..................................................38 存在問題 ............................................................38IV附 圖 圖號 順 序 號 圖 名 比例尺1 1 廣西河池市寶興銀生礦地形地質(zhì)及工程布置圖 1:20222 2 廣西河池市寶興銀生礦井上井下對照圖 1:10003 3 廣西河池市寶興