Franklinite, Adjustable Armatures 
(Sterling Hill Zinc Mine 41°04’57.0”N 74°36’18.5”W)

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The Franklin Furnace in Franklin, New Jersey is known for it’s rare combinations of fluorescent minerals as well as it’s Iron and Zinc deposits.  

 

The supports for these fluorescent rocks found at Sterling Hill Zinc Mine use telescoping posts and swiveling, padded discs to completely capture the object and suspend it, or fix it to a steel base.