What's the difference between lithological and lithology?

Lithological

Definition:

• (a.) Of or pertaining to the character of a rock, as derived from the nature and mode of aggregation of its mineral contents.
• (a.) Of or pertaining to lithology.

Example Sentences:

• (1) The general lithology of terrains may be distinguished by their radioelement ratios, relative abundances, and total gamma radioactivities.
• (2) Lung cancer mortality rates for the period '69-'78, in population 35-74 years old, have been calculated for two areas with different lithological features and radioactivity levels.

Lithology

Definition:

• (n.) The science which treats of rocks, as regards their mineral constitution and classification, and their mode of occurrence in nature.
• (n.) A treatise on stones found in the body.

Example Sentences:

• (1) The general lithology of terrains may be distinguished by their radioelement ratios, relative abundances, and total gamma radioactivities.
• (2) Lung cancer mortality rates for the period '69-'78, in population 35-74 years old, have been calculated for two areas with different lithological features and radioactivity levels.