I realized it would be easy to make giant earthbag scoria blocks with raschel mesh bags, scoria (lightweight lava rock) and quick setting cement mortar or glue. The basic block making process involves forming the scoria blocks in simple wooden forms and then curing in the shade. The dome is built using standard brick dome building methods that brick masons already know or knowledge can be readily found on the Internet and in books.
“This is Chris who’s building the 24′ reciprocally framed scoria bag dome in Crestone. It has a 12′ gothic arch out the front southside; a vaulted airlock entrance; a 100 square foot cool pantry; and loft. I have a few months into this, 90% solo.