Blue Fluorite
Abstract
Description
CaF2 - Mohs Hardness: 4. Fluorite is commonly found as cubic crystals, but blue crystals are unusual. The blue color can be caused by trace amounts of yttrium substituting for calcium in the fluorite crystal structure.
item.page.type
natural object
StillImage
StillImage
item.page.format
image/jpeg
Keywords
environmental sciences