Crystal Prospect

fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker

rare XONOTLITE on Serpentine with Magnetite - Hunting Hill quarry, Maryland, USA

White Xonotlite rosettes covering 2 sides on Serpentine, with Magnetite - the entire specimen attracts a magnet.

Several scattered spots of white fluorescence on the Xonotlite, some are weakly phosphorescent.

from a single occurrence in the state of Maryland - ex Fred J. Parker

from Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA

this locality is closed

this specimen is featured on mindat, minID: XFY-PXJ

Measures approximately 4 x 3 x 1.75 inch, 1 lb 8.32 oz / 102 x 76 x 44 mm, 689g

Price: 2000.00 USD

Item # A0130514

To show the fluorescent response the specimen was illuminated using 6 watt 254nm (Short Wave) / 366nm (Long Wave) UVGL-58 lamp (you need a proper UV light source to observe the fluorescence, more powerful lamp = brighter response).

fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker