Osmium twinning / Osmium is a hard, brittle, blue-gray or blue-black transition metal in the platinum family and is the densest naturally occurring element, with a density of 22.59 g/cm3 (slightly greater than that of iridium and twice that of lead).
Fluorite. Blue Fluorite enhances creativity, orderly thought and clear communication. Purple Fluorite stimulates the third eye, imparts common sense to psychic communication. Green Fluorite grounds excess energy, and brings information up from the subconscious mind and accesses intuition.