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Table 2 (a) Chemical compositions and (b) mineral assemblages of hydrothermal sulfide samples

From: Onboard experiment investigating metal leaching of fresh hydrothermal sulfide cores into seawater

(a)
Sample ID Concentration (mmol kg−1)
Mn Fe Cu Zn Cd Pb
CKL-1 3.5 2500 96 4600 11 970
CKL-2 5.8 5800 56 1700 3.2 370
CKL-3 1.9 7600 100 370 0.43 12
CKL-4 7.9 5700 56 3200 8.6 170
  1. ++++: dominant, +++: abundant, ++: common, +: rare
(b)
Sample ID Pyrite Galena Sphalerite Marcasite Barite Magnesite K-feldspar Wollastonite
CKL-1 + +++ +++     + +
CKL-2 +++ ++ ++    +   
CKL-3 ++++     +    
CKL-4 ++ + +++ +++     
  1. ++++: dominant, +++: abundant, ++: common, +: rare