r ranson wrote:Next weekend, I'm helping make corn husk dolls for a big festival. It's easy to get corn husks these days as people in grocery stores, but at this festival they are selling steamed corn so lots and lots of husks.
I made them a few years ago but forgot how so I'll spend the first 10 min with a refresher course.
Burra Maluca wrote:Common Causes of Purple Coloration
Iron (in quartz):
The most common purple mineral in rocks is amethyst, a variety of quartz that gets its color from iron impurities within the silicon-oxygen crystal structure.
Iron (in other minerals):
Ferric iron (Fe+3) is responsible for many red, yellow, and purple hues, often found in minerals like hematite and limonite.