Images

Isolated rhodonite specimen from the USGS mineral collection. High-definition image showing pink coloration and granular texture.

Isolated silicon specimen from the USGS mineral collection. High-definition image showing metallic luster and crystalline texture.

Isolated silicon metal specimen from the USGS mineral collection. High-definition image showing metallic luster and smooth texture.

High-definition image of silicon metal specimen with fine-grained texture and silvery color.

Isolated sphalerite specimen from the USGS mineral collection. High-definition image showing resinous luster and granular texture.

High-definition image of sphalerite specimen with fine-grained texture and metallic sheen.

Isolated spodumene specimen from the USGS mineral collection. High-definition image showing prismatic crystal structure and pale green color.

 High-definition image of beryllium ore with visible mineral inclusions and rough texture.

USGS mineral specimen of blue calcite. High-definition image showing translucent structure and soft blue color.

USGS mineral specimen featuring calcite with fluorite inclusions. High-definition image showing color contrast and crystal texture.

Isolated calcite marble specimen from the USGS mineral collection. High-definition image showing fine-grained texture and white coloration.

Isolated travertine specimen from the USGS mineral collection. High-definition image showing banded texture and earthy color.

 Isolated celestite specimen from the USGS mineral collection. High-definition image showing pale blue color and prismatic crystal structure.

Isolated rutile specimen from the USGS mineral collection. High-definition image showing prismatic structure and reddish-brown color.

 USGS mineral specimen of wolframite. High-definition image showing layered structure and metallic inclusions.

 Isolated vanadinite specimen from the USGS mineral collection. High-definition image showing hexagonal crystals and red-orange color.

High-definition image of vanadium specimen with fine-grained texture and silvery color.

Isolated zirconium metal specimen from the USGS mineral collection. High-definition image showing metallic surface and smooth texture.

The List of Critical Minerals Informs: 

• Supply chain risk mitigation 

• Federal policy and strategy 

• Stockpiles 

• Permitting Processes 

Map showing locations of placer mines in the Alaska Resource Data File (ARDF, red crosses), primary mineral districts that contain targeted critical minerals (black boxes) and locations that were sampled by the USGS in 2022 through 2024 (yellow stars).

Key Minerals in Data Centers