- Vadnais Heights Mn History (Internet Archive)
This film is based on the book Reflections From The Lake by Rose Solar. It tells the early history of the city of Vadnais Heights MN This also contains a history of the Vadnais Heights Fire Deparment.
- Fluorite (Wikipedia)
Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2. It belongs to the halide minerals. It crystallizes in isometric cubic habit, although octahedral and more complex isometric forms are not uncommon.