Radian Barite / Radio Baryte, a naturally radioactive Radium mineral!

Описание: what does it look like? how is it created on our planet? what is it used for? are fireworks radioactive? are radiocontrast agents for x-ray imaging dangerous?
find out in this video - including gamma spectroscopy analysis of various Radiobaryte specimen!
link to my related video about a "radioactive new year":    • happy radioactive new year with radium roc...