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Geological terms, as applied to paleogeology, paleontology, and evolution.

Geological Terms: Alphabetic Sections
▪ A ▪ B ▪ C ▪ D ▪ E ▪ F ▪ G ▪ H ▪ I ▪ J ▪ K ▪ L ▪ M ▪ N ▪ O ▪ P ▪ Q ▪ R ▪ S ▪ T ▪ U ▪ V ▪ W ▪ X ▪ Y ▪ Z ▪ animations ▪ diagrams ▪ tables

Rocks & Minerals: ◙ Alphabetic Sections ◙ ◊ A ◊ B ◊ C ◊ D ◊ E ◊ F ◊ G ◊ H ◊ I ◊ J ◊ K ◊ L ◊ M ◊ N ◊ O ◊ P ◊ Q ◊ R ◊ S ◊ T ◊ U ◊ V ◊ W ◊ X ◊ Y ◊ Z ◊ elements of periodic table ◊◊◊ Mineral Index ◙◙ Rock Index: alphabetic ◙◙ Rock Index: Igneous Rocks ◙◙ Rock Index: Metamorphic Rocks ◙◙ Rock Index: Sedimentary Rocks ◙◙

Landmasses:
Ancient continents ▪ Baltica
Cratons ▪ Laurentian Craton
Supercontinents ▪ Gondwana ▪ Rodinia

Geological Time:
Late Precambrian-early Cambrian ▪ Gondwana ▪ Laurentia
Late Proterozoic ▪ Baltica
Neoproterozoic ▪ Rodinia

Geological structures ▪ accretionary prism/wedge ▪ akmoliths ▪ allochthonous nappe ▪ anticline ▪ antiformal stacks ▪ autochthonous ▪ back-arc basin ▪ batholith ▪ boudin ▪ bysmalith ▪ cactoliths ▪ chonoliths ▪ concordant ▪ conformable ▪ cratons ▪ décollement folds ▪ diapir ▪ diatreme ▪ dike ▪ discordant ▪ ductoliths ▪ duplex ▪ enclaves ▪ en echelon ▪ ethmoliths ▪ fault attributes (heave, throw, slip ; normal, reverse, strike-slip) ▪ faulting ▪ forearc basin ▪ harpoliths ▪ horse ▪ hypabassal ▪ klippes ▪ laccoliths ▪ lopoliths ▪ mélange ▪ monocline ▪ nappe (allocthonous) ▪ olistostrome ▪ overturned fold ▪ phacoliths ▪ platforms ▪ pluton ▪ recumbent fold ▪ shear zones ▪ shields ▪ sills ▪ slump ▪ sphenoliths ▪ stocks ▪ strata ▪ syncline ▪ thrust fault ▪ Toreva block (listric fault, slumping) ▪ unconformity ▪ volcano ▪ vein ▪ window ▪

Structural geology: ▪ allochthonous, autochthonous : attitude of fold structures: ▪ axial plane ▪ deformation ▪ dip ▪ dip direction ▪ en echelon ▪ fault attributes ▪ faulting (duplex) ▪ fold anatomy ▪ fold axis ▪ fold limb ▪ fold hinge ▪ fold nose ▪ folding ▪ geological maps ▪ horst & graben ▪ klippes ▪ listric fault ▪ mapping ▪ nappe ▪ normal fault ▪ plunge ▪ plunge direction ▪ reverse fault ▪ shear zones ▪ slump ▪ strike ▪ strike-slip fault ▪ thrust fault ▪ transform fault ▪ window (thrust) ▪ wrench fault

Geological phenomena ▪ assimiliation ▪ cryoseism ▪ deformation ▪ exchange of volatiles ▪ faulting ▪ fold anatomy ▪ folding ▪ fractional crystallization ▪ frost quake ▪ magmatic differentiation ▪ magmatic mixing ▪ shear zones ▪ unconformity ▪ slumping ▪ volcanism ▪

Rocks/Rock Formations: ◙◙ Rock Index: alphabetical ◙◙ Rock Index: Igneous Rocks ◙◙ Rock Index: Metamorphic Rocks ◙◙ Rock Index: Sedimentary Rocks ◙ amphibolites ◙ aplites ▪ aplite dike ▪ argillaceous ▪ basalt ▪ breccia ▪ Bowen's Reaction Series ◙ cement ◙ clast ▪ cumulates ▪ enclaves ◙ gneisses ▪ granite ◙ granodiorite ▪ greenstone belts ◙ groundmass ◘ hornfels ▪ hypabassal ▪ ophiolites ◙ pegmatites ▪ pegmatite dike ▪ peridotite ▪ plutonic ▪ porphyry ◙ schists ▪ schlieren ▪ texture ▪ xenoliths ▪

Minerals/Crystals: ◊◊◊ Mineral Index ▪ argillic, argillaceous ▪ overgrowth ◊ paleoblasts ▪ phenocryst ◊ porphyroblasts ◊ porphyroclasts ◊ xenocrysts ◊