Tobernite from Philadelphia, PA: Historic and obscure

Pricing & History
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  • Source eBay
Attention collectors of Pennsylvania minerals: Be one of the few to have the likes of this in your collection. I acquired this 4 .6cm. x 3.2 cm. x 1.8 cm. specimen of multiple torbernite crystals on quartz out of curiosity during a break at the 2015 Friends of Mineralogy Symposium in Philadelphia. From my observation of the gentleman who was offering it and by virtue of the seemingly steep price he was asking (which I happily paid), it was clear to me that the piece was special and that it would be fun and interesting to research. Recently, I did so, and the findings are posted in the 2nd, 3rd, 4th, and 5th images.