陕西省山阳县夏家店金钒矿床成矿地质特征及找矿前景分析

251Vol.25,No.120112MINERALRESOURCESANDGEOLOGYFeb.,2011()1,1,2,2,1(1.,726000;2.,710054):()(),,300m,:();;;;:P618.51;P618.61:A:1001-5663(2011)01-0041-06(),,10t,-,[1]1,,EW,()()EW,,,(1),,,,-1Fig.1StructureoutlinemapofXiajiadianareaofShanyangcounty----D-S-O-E-Z1-Z2-1-2-3-4-5-6-(),,,,,IIII,,41:2010-08-01:1977-2000.-1-12007.1.1(2),,,:(1s3):(1s2):,:-,,;;-,-;,;--,,,:,-,();,(1s1):2Fig.2GeologicalmapofXiajiadiangolddepositD3x-D2d-O1dO1s-3w-3y-1s-Z2dn-Z2d-Z1yl-1-2-3-4-5-6-7-,,,,,130~175.62m,EW,N,55~6;,,,F4,;[2]1.2,;,,242,,,(F1),,NESW5200m,~40m,,NW,37~76,,,,F2F3F4F52EW,10,,2.1F4F5,F4NESW,NW,50~63,,,()(),w(Au)0.6310-6~30.910-6,-1-2F5,,,,,,,,,,,,EW,N,54~69,,w(Au)0.1910-6~22.0710-6,0.3810-6~27.110-6,-1-2-3()3-1,,50~190m,0.83~16.57m,260mw(Au)1.010-6~4.010-6,w(Au)30.9010-6,4.2910-6,,,,,(34,12)1I-17Table1TherelationshipbetweenthinknessandgradeoforebodyI1atprospectingline7alonginclination(m)w(Au)(10-6)(m)w(Au)(10-6)ZK7012.595.85KT2CM75.3612.5KT4CM74.3912.61KCM73.5610.93KT3CM77.5410.88KT1CM71.832.302I-11045mTable2TherelationshipbetweenthinknessandgradeoforebodyI1at1045melevationalongthestrikeCM1CM3CM5CM7CM9CM11CM13CM15(m)0.994.3415.2712.615.395.765.985.12w(Au)(10-6)13.732.864.398.0810.315.322.83-2,,250m,200m,520m,1.50~11.27mw(Au)1.010-6~4.010-6,11.810-6,3.8110-6,,,-3,,200,2.88~19.10m,8.70mw(Au)1.010-6~10.010-6,5.6210-635,65,5,32.2-1-2--1-211m11m10m43I-11045mFig.3TunnelplanargraphoforebodyI1at1045melevationinXianjiadiangolddeposit3w-Z2dn2-()1-2-3-4-4I-17Fig.4Theprofileofprospectingline7oforebodyI1inXianjiadiangolddeposit1-2-()3-4-5-6-7-2.3,,,,Au,Ag;CuPbAsSb--,,,52.32%,,39.22%,,8.46%,36.54%,,26.42%,14.19%,12.26%,7.48%,[3]2.4:,,,,:,,,,:44,:,33.1(),,(1s1),,,,w(Au)4.810-9,w(Cu)16310-6,w(Zn)21910-6,w(Ag)2.9510-6,w(V)84710-6,w(Hg)222510-9,(),,[4]3.2()-1-2-1,NE-SW()-1,NE-SWF4;-2(,),,F4(1);-3(),,,F5,3.3(),VAgAuPMnU,,,,,,22~20,,,,-(),,,,,-,,,,,,,,,,-44.1--,,,,;,,,,,[5]4.2,,,5,,,54.200.,,(,)(2),--,,,(5),,5--()Fig.5OrebodyoccurrencelocationpredictionandoverturnedanticlinefoldstructureofXiajiadianYaolingheXiangheO1s-3w-2y-1s-Z2dn-Z2d-Z1yl-1-2-3-5()--,,(),,NE--,,,,,,:[1],,,.[J].,2004(4):217222.[2],,,.Surpac[J].,2010,46(5):977984.[3],,,.[J].,2007,43(5):6873.[4],,,.:[J].,2007,40(2):8594.[5],,,.[J].,2004(3):6166.AnalysisongeologicalcharacteristicsandprospectingpotentialoftheXiajiadiangold(vanadium)depositofShanyangcountyinShaanxiprovinceFANZhongping1,RENTao1,WANGRuiting2,WANGTao2,YINYing1(1.713TeamsofNorthwestMiningandGeologicalExplorationBureauforNonferrousMetals,Shangluo,726000;2.GeologicalExplorationinstituteofNorthwestMiningandGeologicalExplorationBureauforNonferrousMetals,Xi'an710054,China)Abstract:ThepaperintroducesthemetallogenicgeologicalbackgroundandcharacteristicsofXiajiadiangold(vanadium)depositinShanyangcounty,Shanxiprovince.Basedonthecaseoftheocurrencelocationofserevalorebodiesinthedeposit,itsumsuptheorecontrollingcharacteristicandregularityoforeformationofXiajiadiangolddeposit.Atpresent,theexplorationareasarerestrictedtotheorefield,andthedepthofprospectingisonlyabout300metersbelowthesurface.TheblackrockserieswhichheldstheorebodysextendedhundredsofkilometersinlengthfromShanyangtoShangnan,aswellasitexhibitsmanyfaulttectonicsandarcshapfoldpositionssimilartotheminningarea.Accordingtothemetallogenicgeologicalcharacteristicsandmetallogenicregularityoftheorefield,Itisbelievedthatthereisgreatprospectingpotentialontheedgeanddeepseatedoftheminingarea.KyW,,Xj(),Syy,Sx6eords:prospectingpotentialgeologicalcharacteristiciaiadiangoldvanadiumdeposithanangcounthaaniprovince4