The following rock types are available:
This is a hard, fine-grain granite containing quartz, feldspar, yellow biotite and olivine crystals, allowing for a remarkable polished finish and a high resistance to abrasion.
As the name implies, this is a gabbro-anorthosite with medium-sized crystals.
As the name implies, this is a gabbro-anorthosite with medium-sized crystals and small blue sodalite crystals.