Geological map of Henan Province, China

Igneous rocks:

Himalayan period:

Olivine basalt

Picrite porphyrite

Kimberlite

Cretaceous:

Granite porphyry and quartz porphyry

Granite and monzogranite

Hornblende-biotite granite

Granite porphyry, quartz monzonite porphyry and monzonite porphyry

Dioritic porphyry and syenite porphyry

Neptune syenite

Granite and monzogranite

Granodiorite

Diorite

Jurassic:

Granite porphyry

Dioritic porphyry and syenite porphyry

Yunxia syenite

Granite and monzogranite

Quartz diorite

Diorite

Variscan Period:

Permian: granite

Carboniferous: granite and monzogranite

Devonian: monzonitic granite

Silurian: monzonitic granite

Quartz diorite

Diorite

Gabbro

Ordovician: granite and monzogranite

Granodiorite

Quartz diorite

Gabbro

Cambrian: diorite porphyry

Diorite

No points:

Granite

Plagioclase granite

Gabbro

Ultra-Magnesium Adhesive Rocks

Late Proterozoic:

Quartz syenite porphyry

Monzogranite

Granodiorite

Quartz diorite

Gabbro

Ultra-Magnesium Adhesive Rocks

Mesoproterozoic:

Quartz porphyry

Monzogranite and alkaline granite

Granodiorite

Early Proterozoic:

Gneissic granite

Archaean:

Granite

Diorite

Ultramafic rocks