Types of rocks that i know:
Igneous
Metamorphic
Sedimentary
Granite
Basalt
Sandstone
Limestone
Shale
Gabbro
Rhyolite
Schist
Conglomerate
Quartzite
Gneiss
Diorite
Andesite
Obsidian
Dacite
Peridotite
Phyllite
Breccia
Granodiorite
Dolomite
Siltstone
Medellin is considered as the fashion capital of Latin America.