文档介绍：AnalBioanalChem(2003)377:1032–-003-2153-······:24March2003/Revised:16June2003/Accepted:3July2003/Publishedonline:30August2003©Springer-Verlag2003AbstractTheFTIR,micro-Raman,NMR,andXPSspec--flectanceandtransmissionabsorbanceIRandRamandatahavebeenusedasrapidandefficientmeansofclassifica-tionofnaturalcoralscontainingaragonite(non-preciouswhitespecies),calcite(red,pink,preciouswhitespecies),anicmaterial(blackproteinpolymer).bi-nationofreflectanceIRandinfraredmicroscopycouldserveasarapid,non-destructivemethodfordistinguish-ingnaturalcoralsfromartificial,·FTIR·Raman·XPS·NMR·MolecularstructureIntroductionSeveralhundreddifferentcoralsareproducednaturallyintheseawatersoftheEarth[1].,white,,rationofsolarlight,andtemperature[1].Coralsarewidelyusedaspre-ciousmaterialsindecorations,asjewelryproducts,and,morerecently,inmedicine(asbiomaterialsforefficientboneimplants[2,3]).Vibrationalspectroscopy,includingreflectanceFouriertransforminfraredmicroscopy,absorbanceFTIR,andRa-·(✉)····,Sil