Existing Member?

Pura Vida

And so goes another week...

The fire made some pretty amazing colors and displays. Somehow, deep in the recesses of my mind I remembered that

COSTA RICA | Sunday, 24 October 2010 | Views [182]

The fire made some pretty amazing colors and displays. Somehow, deep in the recesses of my mind I remembered that "Copper 2 is blue", and thought that maybe the green flames we saw were from Cu 3+? Wow...