Fluorite — specimens [gallery view]

An accessory mineral in granite, granite pegmatites, syenites; around fumaroles; in carbonatites and alkaline intrusives. Economic deposits in low- to high-temperature hydrothermal veins and stratabound deposits; a cement in sandstones (Anthony et al., 2001—2005). There are faceted specimens over 3900 carats (Arem, 1987: 99).