Research Article

Whether the Middle Eocene Salt-Forming Brine in the Kuqa Basin Reached the Potash-Forming Stage: Quantitative Evidence from Halite Fluid Inclusions

Table 2

Ion concentrations in halite fluid inclusions from borehole DZK01 in the Kuqa Basin.

Depth (m)Inclusion no. (B)/(g/L) (B)/(mg/L)
K+Ca2+Mg2+Li+B+Rb+Sr2+Br-

137010.231.160.420.121.620.4423.5212.64
137320.114.210.190.862.600.00138.0812.56
137430.120.170.1300.980.074.742.55
138540.470.060.090.050.750.310.805.08
141550.263.090.531.801.180.15115.8910.33

143561.250.060.060.551.763.350.6615.25
70.300.040.031.230.521.940.546.41
80.280.020.020.440.160.380.113.11

143690.270.020.010.060.070.260.166.06
100.120.220.080.520.180.067.563.35
110.070.050.050.270.190.130.944.72
1469120.340.350.160.400.270.097.562.83
130.100.650.100.040.120.0517.393.65

1476140.120.230.010.010.440.080.1018.00
150.270.680.130.150.040.0515.627.45
160.220.020.010.220.270.180.252.53
170.140.780.200.440.160.0416.174.07
180.412.540.570.520.400.2072.3411.49
193.070.460.866.6734.0910.623.3248.52
202.910.310.522.2111.534.101.4053.13

1478210.710.110.150.372.650.400.847.05
220.130.850.050.120.080.1324.024.21