I saw this super cool product a few months ago and knew that I had to spread the word. Pyro Lave comes in bright and neutral colors, gloss and matte finishes, high heat resistant, stain resistant, frost resistant, scorch resistant, etc, etc, etc. And most important, it's so pretty. Below is what the company has to say about the product...
"Extracted from the Nugere Crater at the heart of Auvergne's volcanoes, Volvic lava, this consistent and dense stone has exceptional qualities created by time. The extremely resistant blocks are extracted by hand from open-air quarry. They are then cut into slabs, processed and glazed."
A few of their many color options: