Orbicular Diorite
Scott Camazine
Granite #6
Phillip Hayson
Crystalline Dolostone Sem
Meckes/ottawa
Crystalline Dolostone Sem #1
Meckes/ottawa
Agate From Brazil, Lm #14
Bernardo Cesare
Agate From Brazil, Lm #16
Bernardo Cesare
Lake Superior Agate #1
Ted Kinsman
Amethyst Geode
Louise K Broman
Talc Schist Rock, Polarized Lm
Garry DeLong
Salt Rock In Namibia
Gerard Lacz
Pure Crystalline Silicon #1
Ted Kinsman
Pure Crystalline Silicon
Ted Kinsman
Phosphorescent Desert Rose Barite #2
Ted Kinsman
Fluorescing Selenite Gypsum
Mark A Schneider
Millerite
Louise K. Broman
Ivory Brown Granite #2
Photo Researchers, Inc.
Marble #1
Photo Researchers, Inc.
Ivory Brown Granite #1
Photo Researchers, Inc.
Septarian Concretion
A.b. Joyce
Septarian Concretion #1
A.b. Joyce
Marble #2
Photo Researchers, Inc.
Ivory Brown Granite
Photo Researchers, Inc.
Fluorescing Calcite & Willemite
E.r. Degginger
Granite With Quartz Inclusions #2
Ted Kinsman
Chabazite In Basalt
A.b. Joyce
Agate From Brazil, Lm #1
Bernardo Cesare
Agate From Brazil, Lm #8
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #7
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #8
Bernardo Cesare
Agate From Brazil, Lm #11
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #11
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #12
Bernardo Cesare
Agate From Malawi, Lm #4
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #14
Bernardo Cesare
Agate From Brazil, Lm #20
Bernardo Cesare
Agate From Brazil, Lm #21
Bernardo Cesare
Crazy Lace Agate, Lm
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #17
Bernardo Cesare
Agate From Brazil, Lm #23
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #18
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #19
Bernardo Cesare
Agate From Brazil, Lm #24
Bernardo Cesare
Agate From Brazil, Lm #25
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #23
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #24
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #25
Bernardo Cesare
Agate From Brazil, Lm #27
Bernardo Cesare
Agate From Brazil, Lm #28
Bernardo Cesare
Agate From Brazil, Lm #29
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #29
Bernardo Cesare
Agate From Brazil, Lm #30
Bernardo Cesare
Agate From Brazil, Lm #31
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #30
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #31
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #32
Bernardo Cesare
Ocean Jasper From Madagascar, Lm #33
Bernardo Cesare
Agate From Brazil, Lm #40
Bernardo Cesare
Agate From Brazil, Lm #41
Bernardo Cesare
Granite With Quartz Inclusions
Ted Kinsman