Alkali feldspar Granite (igneous rock), Romania

3D ModelNoAI

Locality: Romania

Size: 11 cm x 8 cm x 5 cm

Type: Igneous intrusive (plutonic) rock

Description: Granites are very common plutonic rocks, phaneritic rocks, light-colored, consisting primarily of Quartz and Alkali-feldspar (may contain small content of plagioclase). May contain mafic minerals (ferromagnesian minerals) and/or accessory minerals.

Essential minerals: quartz, potassic feldspar (orthoclase, microcline), ± plagioclase, biotite.

Accessory minerals: magnetite, ilmenite, apatite, pyrite, zircon, tourmaline, etc.

Website: http://geology.uaic.ro/muzee/mineralogie/

Concept & 3D-modelling by dr. Andrei Ionut APOPEI