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Table 2 Summary of Ni and elemental distributions in each map

From: Natural speciation of nickel at the micrometer scale in serpentine (ultramafic) topsoils using microfocused X-ray fluorescence, diffraction, and absorption

Notes on elemental distribution → sample↓ A B C D E F G H
Ni diffuse with Fe Ni diffuse with Mn Ni hotspot with Fe Ni hotspot with Mn Ni unassociated hotspots Fe unassociated hotspots Mn unassociated hotspots Other unassociated hotspots
Figure S4a—s10t2 region 1 map x   x x x x   Cr
Figure S4b—s10t2 region 1 map x   x x     
Figure S5—s10t2 region 4 map    x x   x x Cr/Zn
Figure S6a—s10t2 region 5 map x x   x x x x Cr
Figure S6b—s10t2 region 5 mini map J x    x     Cr, Ti
Figure S6c—s10t2 region 5 mini map M&C x    x x x x Cr/Zn, Ti
Figure S6d—s10t2 region 5 mini map Q   x   x   x   Cr/Zn, Ti
Figure S7—s10t2 clay particles map x x       
Figure S8a—s10t2 silt particles map
Figure S8b—s10t2 silt particles map    x x x x x Cr
Figure S9a—s10t2 medium sand map
Figure S9b—s10t2 medium sand map    x x x x   Cr/Zn
Figure S10—s11unt map A1 x   x      Ti
Figure S11—s11unt map A2 x   x    x x Cr/Zn, Ti
Figure S12a—s11unt map B1 x   x    x x  
Figure S12b—s11unt map B1
Figure S13—s11unt map B2 x      x x Cr, Ti
Figure S14—s11unt map C x   x    x x Ti, Ca
Figure S15—s11unt map D1 x   x    x   Zn
Figure S16a—s11unt map D2 x x   x x x x  
Figure S16b—s11unt map D2
Figure S17—s11unt map E x    x x x   Cr/Zn, Ti
Figure S18—s11unt map F x   x    x   Cr, Ti, Ca
Figure S19a—s11unt silt map
Figure S19b—s11unt silt map    x x x x x  
Figure S19c—s11unt silt high‐res     x   x   Cr/Zn, Ti, Ca
Figure S20—s20unt region 1 map x    x x x   
Figure S21—s20unt region 3 map x x x x x x   Cr/Zn/Fe
Figure S22—s20unt region 4 map x x   x x x x Cr/Zn
Figure S23a—s20unt region 6 map x x x x x x x Cr/Zn, Ti
Figure S23b—s20unt region 6 spot A map
Figure S23c—s20unt region 6 spot B map
# of occurrences 19 7 14 17 12 21 12  
% of occurring 76 28 56 68 48 84 48  
  1. Several of the maps are smaller, higher resolution maps and thus not included in the last row tallies
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