High-definition image of an isolated cobalt specimen from the USGS mineral collection, showcasing its metallic luster, dense structure, and bluish-gray coloration.
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Cobalt
High-definition image of an isolated cobalt specimen from the USGS mineral collection, showcasing its metallic luster, dense structure, and bluish-gray coloration.
Columbite-Tantalite Sample 2
Isolated high-resolution image of columbite-tantalite ore, a mineral specimen from the USGS collection, highlighting its granular texture and crystal structure.
Isolated high-resolution image of columbite-tantalite ore, a mineral specimen from the USGS collection, highlighting its granular texture and crystal structure.
Fluorite Crystal
Isolated fluorite specimen from the USGS mineral collection. High-definition image showing cubic structure and vibrant color.
Isolated fluorite specimen from the USGS mineral collection. High-definition image showing cubic structure and vibrant color.
Fluorspar Specimen 2
High-definition image of fluorspar specimen showing translucent texture and pale purple color.
High-definition image of fluorspar specimen showing translucent texture and pale purple color.
Garnierite Specimen
Isolated garnierite specimen from the USGS mineral collection. High-definition image showing greenish hue and fibrous texture.
Isolated garnierite specimen from the USGS mineral collection. High-definition image showing greenish hue and fibrous texture.
Germanium Sample
Isolated germanium specimen from the USGS mineral collection. High-definition image showing metallic luster and smooth surface.
Isolated germanium specimen from the USGS mineral collection. High-definition image showing metallic luster and smooth surface.
Germanium Metal Sample
High-definition image of refined germanium metal specimen showing shiny surface and silvery color.
High-definition image of refined germanium metal specimen showing shiny surface and silvery color.
Gold Ore Sample 2
High-definition image of gold ore specimen with visible mineral inclusions and rough surface.
High-definition image of gold ore specimen with visible mineral inclusions and rough surface.
Gold Ore – Carlin Type
Isolated gold ore specimen from Carlin-type deposit. High-definition image showing fine-grained texture and subtle gold content.
Isolated gold ore specimen from Carlin-type deposit. High-definition image showing fine-grained texture and subtle gold content.
Gold Ores Collection
Group of gold ore specimens from the USGS mineral collection. High-definition image showing varied textures and mineral compositions.
Group of gold ore specimens from the USGS mineral collection. High-definition image showing varied textures and mineral compositions.
Graphite in Pegmatite
USGS mineral specimen of graphite crystals in pegmatite rock. High-definition image showing flaky texture and contrasting matrix.
USGS mineral specimen of graphite crystals in pegmatite rock. High-definition image showing flaky texture and contrasting matrix.
Hafnium Sample
Isolated hafnium specimen from the USGS mineral collection. High-definition image showing metallic luster and smooth surface.
Isolated hafnium specimen from the USGS mineral collection. High-definition image showing metallic luster and smooth surface.
Kyanite Specimen
Isolated kyanite specimen from the USGS mineral collection. High-definition image showing bladed crystal structure and blue color.
Isolated kyanite specimen from the USGS mineral collection. High-definition image showing bladed crystal structure and blue color.
Kyanite with Pyrite
USGS mineral specimen featuring kyanite and pyrite. High-definition image highlighting fibrous structure and metallic inclusions.
USGS mineral specimen featuring kyanite and pyrite. High-definition image highlighting fibrous structure and metallic inclusions.
Lead-Zinc-Copper Ore 3
USGS mineral specimen of lead-zinc-copper ore. High-definition image showing layered texture and varied coloration.
USGS mineral specimen of lead-zinc-copper ore. High-definition image showing layered texture and varied coloration.
Lead-Zinc-Copper Ore 4
High-definition image of ore specimen with visible lead, zinc, and copper minerals. Isolated USGS sample.
High-definition image of ore specimen with visible lead, zinc, and copper minerals. Isolated USGS sample.
Zirconium Metal Tubing
USGS mineral specimen of zirconium tubing. High-definition image showing cylindrical structure and metallic sheen.
USGS mineral specimen of zirconium tubing. High-definition image showing cylindrical structure and metallic sheen.
Magnesite (Magnesium Ore) 2
High-definition image of magnesite specimen with earthy texture and white-gray tones.
High-definition image of magnesite specimen with earthy texture and white-gray tones.
Nickel-Copper Matte
USGS mineral specimen of nickel-copper matte. High-definition image showing granular texture and metallic luster.
USGS mineral specimen of nickel-copper matte. High-definition image showing granular texture and metallic luster.
Brown Obsidian
Isolated brown obsidian specimen from the USGS mineral collection. High-definition image showing glassy texture and conchoidal fracture.
Isolated brown obsidian specimen from the USGS mineral collection. High-definition image showing glassy texture and conchoidal fracture.
Platinum-Bearing Chromite in Gabbro 1
USGS mineral specimen showing chromite band in gabbro with platinum content. High-definition image highlighting layered structure and dark coloration.
USGS mineral specimen showing chromite band in gabbro with platinum content. High-definition image highlighting layered structure and dark coloration.