petrography Hear it!

petrography Definition

pe·trog·ra·phy (pə träg′rə fē)

noun

the branch of petrology that deals with the description and classification of rocks, esp. by means of examination under a microscope

Etymology: ModL petrographia: see petro- + -graphy

petrography Related Forms

pe·trog′·ra·pher noun pet′·ro·graph′ic (pe′trō graf′ik) adjective or pet′·ro·graph′i·cal pet′·ro·graph′i·cally adverb

petrography Usage Examples

Adjective modifier

thin: Faulting mechanisms will be investigated with thin section petrography.

Noun used with modifier

coal: The student will be trained in sedimentology and sequence stratigraphy, field and mine mapping, coal petrography and geochemistry.