Orbicular Diorite
Scott Camazine
Cretaceous Granodiorite Outcrops, Idaho
William Mullins
Granite From The Idaho Batholith
William Mullins
Cretaceous Granodiorite Outcrops, Idaho #2
William Mullins
Cretaceous Granodiorite Outcrops, Idaho #1
William Mullins
Granite #6
Phillip Hayson
City Of Rocks, Idaho
William Mullins
Circle Creek Basin In City Of Rocks
William Mullins
City Of Rocks, Idaho #1
William Mullins
Castle Rocks State Park, Idaho
William Mullins
Three Kinds Of Rocks
A.b. Joyce
Variety Of Igneous Rocks
A.b. Joyce
Church Rock, Arizona
James Steinberg
Variety Of Igneous Rocks #1
A.b. Joyce
Natural Jetty Formed By Igneous Rock
G. R. Roberts
Igneous Rocks
GIPhotoStock
Weathered Dolerite #1
A.b. Joyce
Granite Lm #1
Eric V. Grave
Granite #3
Phillip Hayson
Granite And Diabase
Carleton Ray
Circle Creek Basin
William Mullins
Granite #2
Phillip Hayson
Granite Layer
Karl H. Switak
Volcanic Dike In Granite
A.b. Joyce
Weathered Dolerite
A.b. Joyce
Granite #7
Phillip Hayson
Volcanic Neck
James Steinberg
Granite #5
Phillip Hayson
Quartz Vein In Granite
A.b. Joyce
Bands Of Granite
William H. Mullins
Granite #1
Phillip Hayson
Orbicular Granite
A.b. Joyce
Shiprock, New Mexico
E.r. Degginger
Diabase Sill #1
Carleton Ray
Granite Intrusion
Science Source
Orbicular Granite
Phillip Hayson
Boars Tusk, Wyoming
Johnny Lichter
Granite #4
Phillip Hayson
Diabase Sill
Carleton Ray
Granite Eruption
Science Source
Granite
Andrew J. Martinez
Hornblende Granite #1
Ted Kinsman
Stone Mountain State Park
Ted Kinsman
Hornblende Granite
Ted Kinsman
Stone Mountain State Park #1
Ted Kinsman