overmaturity

overmaturity

(ˌəʊvəməˈtjʊərɪtɪ)
n
(Forestry) (of a tree or forest) the state of having ceased to grow or have commercial value
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References in periodicals archive ?
Therefore, the quantity of liquid hydrocarbons trapped in the source rocks can be considerable, and the amount of natural gas formed in the high to overmaturity stage is much larger than the amount of natural gas formed by the degradation of kerogen.
Vitrinite reflectance (%Ro) was 2.39 to 2.97, averaging at 2.70, while the thermal alteration index (TAI) was 4+(5), indicating overmaturity.