Table 1 Type of deposits in the waterlogged archaeological woods
From: Characterization of degradation and iron deposits of the wood of Nanhai I shipwreck
Shipwrecks | Salvaged time | Deposits | Diagnostic techniques | References | |
|---|---|---|---|---|---|
Iron deposits | Others | ||||
Vasa | 1961 | FeSO4·7H2O, KFe3(SO4)2(OH)6, NaFe3(SO4)2(OH)6 | CaSO4 | SEM–EDS, XAFS | [3] |
Mary Rose | 1982 | FeS2, Fe8S9, Fe2O3, FeSO4·4H2O, FeSO4·7H2O, NaFe3(SO4)2(OH)6, KFe3(SO4)2(OH)6 | CaSO4·2H2O CaCO3 | SEM, XANES, XRD, EXAFS | |
Pisa-L | 2003 | FeSO4·H2O | CaSO4·2H2O CaSO4·0.5H2O | XRD, SEM–EDX | [6] |
La Natière Gallo-roman | 2006 | FeS2, FeOOH, FeSO4·4H2O, FeCO3, NaFe3(SO4)2(OH)6 | – | ESEM-EDS, μ-RS | [7] |
Batavia | 1971 | FeS, FeS2, FeOOH, Fe(OH)2, FeSO4·4H2O, FeSO4·5H2O, KFe3(SO4)2(OH)6, NaFe3(SO4)2(OH)6 | – | XRD | [8] |
Lyon Saint-Georges 4 | 2003 | FeS2, Fe3S4 | – | ESEM-EDX, μ-RS, XRD | [9] |
Quanzhou Ship | 1974 | FeS2, Fe2(CO3)3, KFe3(SO4)2(OH)6, NaFe3(SO4)2(OH)6 | CaCO3 | XRD, SEM–EDS | [10] |
Nanhai I | 2007 | FeS2, FeOOH, KFe3(SO4)2(OH)6 | – | XRD, SEM–EDS |  |
Huaguangjiao I | 2008 | Fe2O3, FeS2, Fe3S4, FeOOH, FeSO4·4H2O, FeSO4·7H2O, KFe3(SO4)2(OH)6, | CaSO4·2H2O, CaCO3, (Ca,Mg)(CO3)2CaHPO4·2H2O,CaF2,MnCO3,S | XRD, SEM–EDS, XPS | [11] |
Xiaobaijiao I | 2014 | FeS, FeS2 | – | SEM–EDS, XRD | |
Nan’ao I | 2010 | FeS2 | Ca3Al2O6 | SEM–EDS |  |