formations on the walls and Heather in one of the passages in Slate Lake Cave, Arizona

entrance to Slate Lake Cave, Arizona

It is estimated that these flows have been formed between 1000 years ago and 6 million years ago but the western region, where this tube is located, more in the range of 1 million to 6 million years old.

Anmdy inside of Slate Lake Cave, Arizonas

The cave is around 900ft in length and has multiple entrances once you get into the collapse entrance.

Heather in one of the passages in Slate Lake Cave, Arizona

One direction had some interesting formations on the walls with corrosion residue embedded into the basalt and another section had a interesting lava bed down a tube.

Heather in one of the passages in Slate Lake Cave, Arizona

There was also a entrance in the wall that appeared to lead to another passage but we did not make it up there due to the time crunch.

Heather and Andy at the entrance of Slate Lake Cave, Arizona

Heather in one of the passages in Slate Lake Cave, Arizona