Rock crystallizes with triclinic pinacoidal forms. Its specific gravity is about 2.62 and it has aMohs hardness of 6 - 6.5. Rock always exhibits crystal twinning per minute parallel striations on the crystal face. Rock always occurs as fine parallel segregations alternating with pink microcline in perthite as a result of exolution on cooling.
- Rock is not considered a valid mineral species.
- When thrown, rock goes less far than other items.
- Rock is a general term for "stone" on Earth, but in Venture, rock is it's own stone instead.