L5 Ore Deposits Classification

Front

What are the four main bases for classifying ore deposits?

Back

Origin, mineralogy, host rocks, and formation processes

Front

Which of the following is an example of a magmatic ore deposit? Options: Skarn, Chromite, Placer gold, Banded iron formations

Back

Chromite

Front

Which type of ore deposit forms from circulating hot, metal-rich fluids? Options: Magmatic ore deposits, Hydrothermal ore deposits, Sedimentary ore deposits, Metamorphic ore deposits

Back

Hydrothermal ore deposits

Front

Porphyry deposits are a subtype of which ore deposit class? Options: Hydrothermal, Magmatic, Sedimentary, Supergene

Back

Hydrothermal

Front

Which ore deposit type forms from chemical precipitation or sedimentary processes? Options: Sedimentary ore deposits, Magmatic ore deposits, Hydrothermal ore deposits, Metamorphic ore deposits

Back

Sedimentary ore deposits

Front

Which ore deposit type is associated with metamorphic processes, often involving fluid movement? Options: Supergene ore deposits, Metamorphic ore deposits, Hydrothermal ore deposits, Sedimentary ore deposits

Back

Metamorphic ore deposits

Front

What is an example of a sedimentary ore deposit?

Back

Banded iron formations (BIFs)

Front

Which type of ore deposit forms through the weathering and enrichment of primary mineral deposits?

Back

Supergene ore deposits

Front

Type of ore deposit classified based on shape and form: Vein deposits, Layered mafic intrusions, Magmatic metasomatic deposits, Epithermal deposits

Back

Vein deposits

Front

Disseminated deposits are characterized by:

Back

Ore minerals spread diffusely throughout the host rock