Sonja's Rock Corner Presents Diorite

Sonja's Rock Corner presents Diorite

Mount St. Helens Institute

Sonja's Rock Corner Presents: Obsidian

Mount St. Helens Institute

My diorite

DIORITE VASE. Let's make an impossible artifact real!

Scientists Against Myths

Igneous Lab: Diorite

Professor Travis

Khafre's Diorite Statue

Ancient Egypt Architecture

diorite or granite? A beautiful black and white beach pebble

Last Minute Laura

Trihedral inner corner in a granite sarcophagus

Scientists Against Myths

DJ G.O.D. - Roxanne Ft. S.R. Soul (Official Video)

Diorite Igneous Rock

MooMooMath and Science

Geology: Granite, Granodiorite and Diorite.