The Effects of Lunar Dust on Eva Systems During the Apollo Missions (2005) [pdf]
history.nasa.gov
history.nasa.gov
A zoomable micrograph[2] shows broken-glass-like sharp and jagged dust.
[1] section "ELECTRIFIED DUST" of https://www.nasa.gov/mission_pages/LRO/news/lro_environment.... [2] zoom in https://virtualmicroscope.org/sites/default/files/html5Asset... Measure on bottom right.
The recent idea to clean things with liquid nitrogen is pretty neat: https://scitechdaily.com/the-solution-to-moon-dust-researche...
but it's still far from solved.