AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from England > Fluorite (zoned crystals) with Quartz

Fluorite (zoned crystals) with Quartz from Boltsburn West Level, south side of Rookhopeburn, 100 meters NW of Boltsburn mine shaft, County Durham, England

Photo below under shortwave ultraviolet illumination:

Photo below under longwave ultraviolet illumination:

DESCRIPTION:	No. 81555
Mineral:	Fluorite (zoned crystals) with Quartz
Locality:	Boltsburn West Level, south side of Rookhopeburn, 100 meters NW of Boltsburn mine shaft, County Durham, England
Description:	Lustrous zoned transparent bi-colored cubic fluorite crystals to 20 mm with lustrous transparent colorless quartz crystals to 3 mm on select surfaces. The fluorite crystals are internally zoned, with green core zones and purple-gray outer zones. The fluorite fluoresces blue-violet under LW-SW UV illumination
Overall Size:	7.5x6x3.5 cm
Crystals:	1-20 mm
Archived:	For reference only

The minerals illustrated on this site are presented for reference purposes only. The owner of this site did not collect the minerals and collectors should not assume access is permitted to the property based on inclusion in this museum. Please contact the property owner to obtain legal permission before entering private property. ;