A little rain mixed with Bentonite...
From the Geological dictionary..."...When wet, bentonite is highly plastic and slippery..." NO KIDDING - as the racers can attest to! Race was stopped due to dangerous conditions... thus the limited photos!)
From the Geological dictionary..."...When wet, bentonite is highly plastic and slippery..." NO KIDDING - as the racers can attest to! Race was stopped due to dangerous conditions... thus the limited photos!)
in this box: