Very low

Low

Medium

High

Very High

[CO₃]

<0.5%

0.6% - 2.0%

2.2% - 15%

17% - 40%

>40%

Parcel A

92%

-

8%

-

-

Parcel B

67%

-

33%

-

-

Parcel C

41%

-

59%

-

-