CLASSIFICATION OF GEOLOGICAL PHENOMENA’ BY GENESIS. 
PROCESSES (GEODYNAMY) 
STRUCTURES Forms 
Pa Enters pues (GEOTECTONICS) (GEOGRAPHY) 
Refrigera- Rock Envelopes 
tion 
Revolu- Climatic 
tion 
ee Eolic Trade winds 
Rotation | Hydric Ocean currents 
Lithic Geosphere 
Gravita- | Depressive Epeiroclines Continents, oceans 
tion | Repulsive Tides 
Plicative Flexures Mountain ranges, 
é Fractural © Joints great lakes, and seas 
Diastro- Denis sie hate Sali 
Gra ‘isplacive aults, t rusts alients 
(solid) Fissile Cleavage, fissility | Fault scarps 
Copo- Fluent Schistosity 
REAL Comminutive Brecciation 
(2s masses) Intrusive Dikes, veins, silts, | Ridges (some), peaks, 
: necks, laccolites, domes, etc. 
Vulcanism ae t 
(eee) asics, etc. 
Effusive Lave sheets Mesas, lava fields 
Explosive Ash beds Cones, craters 
Seismism 
Cementa- | Compressive 
tion 
eas Frigidic 
ioe eal alone Regolith, talus slopes 
tion Bano 
Biotic 
Eolic Dunes, sand ridges 
MoLarR : f Bt ee 
[Physical] Glacic Moraines, drumlins, 
(as kames, drift-plains, 
LS) Gradation Stratification eee Bomse Tekes 
Hydric : Coastal plains, pene- 
plains, flood plains, 
deltas, valleys, 
drainage systems, 
J L ete: 
Automo- | Vital Coral reefs,  shell- 
tion banks, etc. 
Anthropic Mounds, etc. 
Decompo- Fissures (some) Sinks, caverns, etc. 
sition 
Mo ecu- | Imduration ~ Crags, reefs, water 
LAR, falls (some) 
or : 
chemicals |apeceue [yin ore 
(As mole- P SD Eaauns 
cules and | Mineral: Mineral veins 
atoms) ization (some) 
Precipita- 
tion 
