fluorescent AUSTINITE with ADAMITE - type locality - Gold Hill Mine, Utah, USA
Clear Adamite crystals and globular glassy aggregates with white Austinite crystal sprays on limonitic matrix.
Adamite fluoresces green SW, and Austinite in a pale-white color under SW UV.
ex Fred J. Parker "Parker Minerals"
from the classic Gold Hill Mine (Western Utah Mine), Gold Hill, Gold Hill District (Clifton District), Deep Creek Mountains, Tooele County, Utah, USA - Austinite type locality
Measures approximately 2.25 x 1.5 x 1 inch, 3.59 oz / 57 x 38 x 25 mm, 102g
this specimen is featured on mindat, minID: 2DA-E85
Item # A0440714
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).