RockVault
Mud

Mud

Image: <a rel="nofollow" class="external text" href="https://www.flickr.com/people/58220939@N03">U.S. Government Accountability Office</a> from Washington, DC, United States (Public domain)

Mineral NameMud
Chemical FormulaN/A (complex mixture of silicates, oxides, organic matter, and water)
Crystal Systemamorphous
Streak Colorbrown
CleavageN/A
Fractureearthy
Colorsbrown, dark brown
Transparencyopaque
Type LocalityEastern DRC
Mineral GroupN/A (mixture of various mineral groups and organic matter)
Associated Mineralsclay minerals, quartz, feldspar, iron oxides
Raritycommon

Description

The image depicts a dark brown, wet, and viscous mud, which has trapped a vehicle on a dirt road. The mud appears thick and covers the lower parts of the vehicle's tires.

Geological Context

Mud forms from the weathering and erosion of rocks and soil, often accumulating in low-lying areas or on unpaved roads, especially in regions with significant rainfall. Its presence here indicates challenging terrain in a mining area.

Related Specimens