Special Distribution of Crude Oil in the Lucaogou Formation in Jimusaer Sag and Genetic Analysis of Its Physical Difference

Figure 10

Cross-diagrams of (a) density and (b) viscosity versus ratio; (c) density and (d) viscosity versus β-carrotane/n-C₂₁ ratio; (e) β-carrotane/n-C₂₁ ratio versus ratio; (f) density and (g) viscosity versus C₂₁-/C₂₂+ ratio; (h) density and (i) viscosity versus TAR; and (j) TAR versus C₂₁-/C₂₂+ ratio, for the crude oil sample in the Lucaogou Formation.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)