Diamond, crystal in matrix - Stock Image - C001/4339 - Science Photo Library

Diamond, composed of pure carbon, is the hardest mineral known, and also the most popular gemstone. It occurs in a unique rock known as kimberlite that was created at great depths and high temperature and pressure. JOEL AREM/SCIENCE PHOTO LIBRARY

Rough Diamond Crystal In Kimberlite Matrix.

Natural Sharp Diamond on Matrix from Russia - Fine Art Minerals

Thumbnail Herkimer Diamond Crystal on Matrix - Diamond Acres Mine, NY

Diamond in matrix, Diamond set in Kimberlite matrix, ROCKS,MINERALS,FOSSILS,AND GEMS

SUPERB Diamond Crystal in Kimberlite Matrix MIRNY MINE, RUSSIA - Ex. Sacchi

Diamond, crystal in matrix - Stock Image - C001/4340 - Science Photo Library

Rough Diamond Crystal In Kimberlite Matrix.

Herkimer Diamond in Limestone Matrix 4

Diamond in host rock - Stock Image - C028/8344 - Science Photo Library

Diamond crystals and matrix specimens Mineral Specimens