As they say across the Pond, "Not to Worry." And you won't with one of these laying gently in the crook of the index and middle fingers. Apply pressure with the thumb in the indentation. Begin moving the thumb up and down. Miraculously, worries go away. Sorry, we don't know where they go. If you rub hard enough, some of the healing qualities of Fluorite might rub off too. Fluorite is basically a rainbow in a stone. It's qualities too numerous to name. It would take a tome.
To tell you the truth, we weren't that familiar with Fluorite before the 2019 Tuscon Gem Show. What we saw, we liked. Really liked. The richness of the purple and green hues are incredible to behold. The "book" says Fluorite and its various colors have different healing properties. We're not going to make any claims here on cures.
There is a myth that when Noah's flood retreated on Atlantis and through out the world, the rainbows of the earth withdrew into fluorite in order that they might remain on earth. In China, fluorite was worn for luck and protection against black magic among other things.