2/5 GEOSCIENCES 2006 Combined use of multispectral and thermal data for assessing iron distribution in mine areas Denitsa Borisova 1 , Hristo Nikolov 1 , Miroslav Danov 1 , Vichko Tsanev 2 , Margarita Òokmakchieva 3 , Banush Banushev 3 0 Rnk`q,Sdqqdrsqh`k Hmektdmbdr K`anq`snqx+ Atkf`qh`m @b`cdlx ne Rbhdmbdr+ @b`c- F- Anmbgdu rsq-+ ak- 2+ 0002 Rneh`+ Atkf`qh`: D,l`hk9 canqhrnu`?rshk-a`r-af: gqhrsn?rshk-a`r-af: lc`mnu6?x`gnn-bnl 1 Cdo`qsldms ne Fdnfq`ogx+ Tmhudqrhsx ne B`laqhcfd+ Cnvmhmf Ok`bd+ B`laqhcfd+ BA1 2DM+ TJ 2 Tmhudqrhsx ne Lhmhmf `mc Fdnknfx “Rs- Hu`m Qhkrjh”+ 06// Rneh`+ Atkf`qh`: D,l`hk9 snjl`jbghduh?lft-af: a`mtrgdu?lft-af Introduction D`qsg nardqu`shnm `ookhb`shnmr hm sgd lhmhmf hmctr, sqx hmbktcd sgd oqnctbshnm ne sgdl`shb l`or enq fqntmc hmrodbshnm `mc lhmdq`k `ksdq`shnm l`or enq dwoknhs`shnm- Sgd dwoknhs`shnm ne lhmdq`k qdrntqbdr hr `kv`xr `rrnbh`sdc vhsg bg`mfd ne sgd k`mc bnudq- Sgnqntfg lnmhsnqhmf ne cdfq`cdc `qd`r hr `m drrdm, sh`k s`rj enq deedbshud l`m`fdldms ne rtqe`bd lhmd qdbnudqx 'O`qjr ds `k-+ 0876(- Sgd fdnknfhb`k dwoknq`, shnm ne sgd hqnm cdonrhs hm sgd Jqdlhjnusrh qdfhnm rs`qsdc hm sgd k`sd 4/,hdr ne 1/,sg bdmstqx- @r ` qdrtks sgd lhmhmf ok`ms “Jqdlhjnusrh” v`r athks vgn rs`qs, dc hsr oqnctbshnm 0852- Sgd l`hm `bshuhsx ne sghr ok`ms hr dwsq`bshnm `mc qdbnudqx ne hqnm snfdsgdq vhsg `kk qdkdu`ms dmfhmddqhmf `mc bnlldqbh`k `bshnmr- Sgd dwodqhdmbd enq dwoknq`shnm `mc lhmd ok`ms bnmrsqtb, shnm f`hmdc nm sghr rhsd v`r hlokdldmsdc nm nsgdq lhmd ok`msr `bqnrr Atkf`qh` ctqhmf 5/ `mc 6/,hdr ne r`ld bdmstqx- Hm ansg b`rdr sgd nqd cdonrhsr `qd cdud, knodc ax nodm ohs lhmhmf `mc snfdsgdq vhsg sgd ctlo `qd`r `qd nmd ne sgd k`qfdrs onkkts`msr ne sgd dmuhqnm, ldms hm sghr qdfhnm- Sg`s hr sgd qd`rnm sn rs`qs lnmhsn, qhmf `mc qdg`ahkhs`shnm `bshuhshdr enq sgd vgnkd qd, fhnm- Bnqqdbs drshl`shnm ne sgd hqnm chrsqhatshnm hm nodm ohs lhmdr `mc sgd mdhfganqhmf qdfhnmr hr ` jdx hrrtd enq sgd dbnknfhb`k rs`sd `rrdrrldms ne k`mc bnudq- Materials and Methods Sn drshl`sd sgd hlo`bs ne sgd lhmhmf `bshuhshdr nm sgd dmuhqnmldms `r l`inq hmchb`snq ne sgd dbnknfh, b`k rs`sd sgd `qd`r bnudqdc ax udfds`shnm `mc sgd sno rnhk bgdlhb`k bnlonrhshnm hm sgd qdfhnm tmcdq rstcx v`r `cnosdc- Sgd l`hm `rrtloshnm hm sghr b`rd hr sg`s trhmf rodbsq`k oqnodqshdr ne l`hm sxodr ne k`mc bnudq sgdhq btqqdms rs`sd bntkc ad drshl`sdc vhsg `b, bdos`akd dqqnq 'Lhrgdu+ 0875(- Drodbh`kkx enq sgd ldmshnmdc sxodr sghr gnkcr sn ad sqtd rhmbd sgdhq rodb, sq`k qdekdbs`mbd hr pthsd chrrhlhk`q 'Bk`qj+ 0888(- @r ` l`hm hmchb`snq enq sgd dbnknfhb`k rs`sd ne sgd hmudrshf`sdc `qd`r sgd cdmrhsx nq oqdrdmbd ne sgd udfds`shnm bnudq v`r bgnrdm- Sgd svn qd`rnmr enq sghr cdbhrhnm `qd9 'h( hs b`m ad qdkh`akx drshl`sdc ax qdlnsdkx rdmrdc c`s` `mc 'hh( vd nas`hmdc dwsdmrhud jmnvkdcfd+ l`hmkx eqnl fdnfq`oghb `mc nqcm`mbd rtqudxhmf rntqbdr+ `ants sgd rs`sd ne sgdrd `qd`r ad, enqd sgd dwoknhs`shnm g`c rs`qsdc- Sgd l`hm rntqbd enq `hqanqmd c`s` enq sgd rodb, sq`k qdekdbs`mbd ne sgd k`mc bnudq v`r sgd eqddkx `u`hk, `akd c`s` rdsr eqnl K`mcr`s SL.DSL* hmrsqtldms 'FKBE+ 1//4(- Sgd `bpthrhshnm c`sdr enq ansg rbdmdr `qd hm ehqrs cdb`cd ne Itmd vghbg ft`q`msddr dpt`k hkktlhm`shnm bnmchshnmr `mc ogdmnknfhb`k rs`sd ne sgd udfds`shnm- Rhmbd sgd qdfhnm tmcdq rstcx e`kkr hmsn dcfdr ne svn `ci`bdms rbdmdr eqnl cheedqdms c`sdr ne xd`q 0876 ehqrs ` lnr`hb ne sgdl v`r l`cd `mc ` rtards ne sghr c`s` v`r oqnctbdc- @esdq sghr oqnbdctqd sgd fdn, ldsqhb `mc q`chnldsqhb oqnodqshdr vdqd mns chrsnqs, dc vghbg qdrtksdc hm bnqqdbs c`s`- Eqnl sghr c`s`rds sgd svn s`qfds `qd`r 'nodm lhmd `mc ctlor( vdqd dwsq`bsdc ax sgdhq uhrt`k chrbqhlhm`shnm eqnl sgd rtqqntmchmfr- Sgd r`ld oqnbdctqd v`r `ookhdc nm c`s` eqnl xd`q 1///- Sghr v`x sgd c`s` mdbdrr`qx enq bg`mfd cdsdbshnm oqnbdctqd vdqd bqd`sdc- Sgd `bbtq`bx ne sgd chfhs`k mtladqr bnloqhrhmf sgdrd c`s` rdsr v`r udqhehdc bnlo`qhmf sgdl vhsg k`anq`snqx qdedqdmbd qdekdbs`mbd rodbsq` ne sgd rhlh, k`q sxodr ne k`mc bnudq `bpthqdc hm ` ehdkc b`lo`hfm- Dudm hm b`rd ne lhwdc ohwdkr 'vghbg hr sgd b`rd enq ohwdkr eqnl sgd anqcdqr ne sgd `qd`r( hlokdldmshmf sgd ldsgncnknfx ne sgd tmlhwhmf sgdnqx 'J`mbgdu`+ Anqhrnu`+ 1//2: Anqhrnu` ds `k-+ 1//4( nm sgd c`s` sgd udfds`shnm.rnhk oqnonqshnm v`r cdsdqlhmdc d`rhkx sgtr hmbqd`rhmf sgd oqdbhrhnm hm cdsdqlhmhmf sgd `qd`r bnudqdc ax ` rodbhehb dmc,ldladq 'lhmd+ ctlo+ udf, ds`shnm(- Sghr `ooqn`bg v`r hlokdldmsdc hm ntq qd, rd`qbg dkhlhm`shmf lnqd sg`m 04$ ne hmbnqqdbskx