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Geology (229 images)

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GEL001.jpg
Snowflake Obsidian
GLM2003.jpg
Crystal Sulfur
GLMFL507.jpg
Fossil Ginkgo Leaf
GLM2103.jpg
Galena
GLM2007.jpg
Bauxite
GLM20025.jpg
Coal formation process
GLM2001.jpg
Mold and Cast Trilobite Fossil
Talc_0013.jpg
Talc
$Iceland Spar, a form of calcite, creates a double image due to refraction.$

GEL0010.jpg
Iceland Spar (double refraction)
$Labradorite is a feldspar mineral of the plagioclase series. As a result of light refraction, it shows an iridescent brilliant blue when viewed at the right angle, similar to that of certain butterfly scales as in a Blue Morpho, and certain bird plumages as in North American Tree Swallows. Sydney Mines, Labrador.$

GLMFL67.jpg
Labradorite
GLMFL69.jpg
Banded Sandstone
CNCRTS12.jpg
Concretions in Ohio Shale
GLMFL503.jpg
Fossil Fern
GLM20010.jpg
Graphite
GEL007.jpg
Olivine bomb
GLM3103.jpg
Copper Crystal
GLMFL604.jpg
Two Species of Fossil Fern
GEL006.jpg
Banded Gneiss
GEL008.jpg
Rose Quartz
GLM20012.jpg
Pumice
GLMFL491.jpg
Gold Nugget
LMSTN01.jpg
Limestone Cliff, Lake Erie
GEL004.jpg
Crinoid fossils
GLM3101.jpg
Native Copper
GEL005.jpg
Fossiliferous Limestone
GLMFL59.jpg
Native Silver
GLMFL01.jpg
Petrified Seed Cone, Jurassic Period
GEL0012.jpg
Sandstone
GLMFL505.jpg
Fossil Sycamore Leaf
GLMFL506.jpg
Fossil Water Cypress
BRHD0022.jpg
Hoodoo Formation, Bryce Canyon
BRHD0032.jpg
Vertical Panorama of Bryce Amphitheater
_HBD1868.jpg
Hoodoos
_HBD1964.jpg
Hoodoos, Bryce Canyon
BRHD0021.jpg
Hoodoos
BRHD001.jpg
Hoodoos in Bryce Canyon
GLMFL751.jpg
Rock Crystal with Phantom
GLMFL753.jpg
Rock Crystal with Two Phantoms
GLMFL754.jpg
Rock Crystal with Two Phantoms
Wasatch_Pano1.jpg
Mount Timpanogos Winter Panorama
GLMFL708.jpg
Quartz Crystal, Pyrite, and Sphalerite
GLMFL606.jpg
Fossil leaf
GLMFL602.jpg
Fossil Fern
DLMT012.jpg
Kayaker Gazing at Dolomite Cliffs in Gorge
CNCRTS11.jpg
Concretions in Ohio Shale
GLMFL704.jpg
Smoky Quartz
GLMFL702.jpg
Amethyst
GLMFL706.jpg
Quartz Crystals
GLMFL705.jpg
Quartz Crystals
GLMFL78.jpg
Petrified Wood Showing Growth Rings
GLGRV023.jpg
Glacial Grooves
GLMFL701.jpg
Rutilated Quartz
GLMFL709.jpg
Quartz Crystals
GLGRV001.jpg
Glacial Grooves
GLGRV002.jpg
Glacial Grooves
GLGRV021.jpg
Glacial Grooves
GLGRV022.jpg
Glacial Grooves
GLMFL79.jpg
Jasper Crystals on Red Gypsum
GLM2104.jpg
Cubes of Galena
GLM2101.jpg
Galena
GLMFL603.jpg
Two Species of Fossil Fern
$Close-up of Galena, showing fractured cubic cleavage. Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri, USA. Galena is the chief ore of lead. Its shiny metallic luster is striking.$

GLM2102.jpg
Close-Up of Galena showing fractured cubic...
GLMFL613.jpg
Beryl
GEL0014.jpg
Trilobite Fossil
GLMFL614.jpg
Muscovite Mica
GLM3102.jpg
Close-up of Copper Crystals
GEL0015.jpg
Zoophycus trace fossil
GLMFL612.jpg
Garnet Crystals
GLMFL611.jpg
Garnet Crystals
GLMFL772.jpg
Opalized Wood
GLMFL771.jpg
Opalized Wood
GLMQ041.jpg
Smoky Quartz Crystal with Phantom
GLMQ042.jpg
Pecos Diamonds (quartz)
GEL009.jpg
Flourite octahedron crystals
GLMQ44.jpg
Common Opal
GLMTU02.jpg
Sandstone
GLMTU01.jpg
Extreme close-up of Sandstone
GLMTU03.jpg
Polished Utah Septarian Nodule
GLMTU04.jpg
Rutile
GLMTU05.jpg
Muscovite Mica
selenite.jpg
Selenite
granite.jpg
Granite
granite-close-up.jpg
Close Up of Granite
white-marble.jpg
White Marble
white-marble-close-up.jpg
Close-up of White Marble
TMP001.jpg
Fossil Stromatolites
TMP002.jpg
fossil stromatolite
TMP003.jpg
Agatized fossil stromatolite
columnaria_8817.jpg
Columnaria
horn_coral_campophyll...jpg
horn coral fossil
horn_coral_Zaphrentis...jpg
Rugose Coral Fossil
trilobite_odontopleur...jpg
Odontopleurida Trilobite
crinoid_arthroacantha...jpg
Pyrite fossils
TMP0012.jpg
Selenite crystal
TMP0013.jpg
pyrite
TMP0016.jpg
Pyrite octahedron
TMP0018.jpg
Cubic pyrite crystals
TMP0019.jpg
Cubic pyrite crystals
TMP0022.jpg
phyllite
TMP0023.jpg
Dickinsonia costate

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