Isolated USGS mineral specimen featuring almandite garnet and calcite. High-definition image showing crystal structure and contrasting color.
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Almandite and Calcite Specimen
Isolated USGS mineral specimen featuring almandite garnet and calcite. High-definition image showing crystal structure and contrasting color.
Vesicular Basalt – Top View
Isolated USGS mineral specimen of vesicular basalt. High-definition image showing porous top texture and dark volcanic color.
Isolated USGS mineral specimen of vesicular basalt. High-definition image showing porous top texture and dark volcanic color.
Beryllium Ore
Beryllium ore specimen from the USGS mineral collection. High-definition image showing granular structure and pale color.
Beryllium ore specimen from the USGS mineral collection. High-definition image showing granular structure and pale color.
Calcite and Sphalerite Specimen
High-definition image of calcite and sphalerite specimen from the USGS mineral collection. Image shows layered structure and metallic inclusions.
High-definition image of calcite and sphalerite specimen from the USGS mineral collection. Image shows layered structure and metallic inclusions.
Ferrochromium Sample
Isolated ferrochromium specimen from the USGS mineral collection. High-definition image showing metallic texture and silvery color.
Isolated ferrochromium specimen from the USGS mineral collection. High-definition image showing metallic texture and silvery color.
Ferrochromium Low Carbon Sample 1
High-definition image of low-carbon ferrochromium specimen showing fine-grained metallic texture.
High-definition image of low-carbon ferrochromium specimen showing fine-grained metallic texture.
Cobalt
High-definition image of an isolated cobalt specimen from the USGS mineral collection, showcasing its metallic luster, dense structure, and bluish-gray coloration.
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.