Economic Geology

Uraninite and Gold (Witwatersrand, SA)

This 133.3 Gigapixel, 45 nm/pixel dataset of uraninite and gold in pyrobitumen nodules from the Carbon Leader Reef, Witwatersrand, SA was acquired on a ZEISS Sigma HD Variable Pressure FE-SEM with backscattered electrons.

“Bird's-Eye Ore”, Balmat, NY, USA

This 28.2 Gigapixel, 205 nm/pixel dataset of Bird's-Eye Ore from Balmat, NY, USA was acquired first on a Zeiss AxioZoom V16 Light Microscope and subsequently on a ZEISS EVO MA15 C-SEM with backscattered electrons.

Black Smoker Conduit, Papua New Guinea

This 87.1 Gigapixel, 100 nm/pixel dataset of Black Smoker Conduit was acquired first on Zeiss AxioZoom V16 Light Microscope and subsequently on a ZEISS Sigma HD Variable Pressure FE-SEM with backscattered electrons.

Gold Standard (Au-RM-2)

Image Dimension	93.1 Gigapixels 240.6k x 387.1k 7.23 mm x 11.62 mm
Pixel Size	30 nm/pixel