Uytenbogaardtite
A variety of Minerals

What is Uytenbogaardtite?
The mineral uytenbogaardtite, Ag3AuS2, is a soft, greyish white sulfide mineral, occurring in hydrothermal Au-Ag-quartz veins. It occurs as tiny crystals, visible only with a microscope. It has a metallic luster and a hardness on the Mohs scale of 2 (gypsum). It forms, together with petzite (Ag3AuTe2) and fischesserite (Ag3AuSe2) the uytenbogaardtite group. The type locality is Tambang Sawah, Bengkulu district, Sumatra island, Indonesia. It is named after the Dutch mineralogist Willem Uytenbogaardt (1918–2012), Professor of Geology, Technical University, Delft, The Netherlands, prominent ore microscopist.
Uytenbogaardtite Market Value Calculator
Estimate the market value of Uytenbogaardtite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.
Uytenbogaardtite Localities Map
See where Uytenbogaardtite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Greyish-white
- Hardness (Mohs)
- 2
Chemical Properties
- Chemical Formula
- Ag3AuS2
- Elements
- Ag, Au, S

Identify Uytenbogaardtite Instantly
- Snap a photo, get instant results
- 6,700+ rocks, minerals & crystals
- Discover collecting spots near you


%252FAbenakiite-(ce)-01.jpg&size=small)

