Miniature stone oven?

Hi, I want to build a small stone oven myself. I want to make the stones myself using my own formwork and mortar them with fireproof mortar. Is air-drying clay suitable for making stones? I think I can form good stones, but I'm not sure if they'll be heat-resistant, since I want to build a…

Herringbone masonry? Dome construction?

Hello, this question is for those who know about dome construction in the Renaissance. Since knowledge of opus caementitium, the Roman concrete, was largely lost in the Middle Ages, dome structures were later built from solid stone or brick. The so-called herringbone pattern was used. Was this herringbone pattern laid three-dimensionally to create a monolithic…