Pyromorphite and Wulfenite from Wheatley Mines, Pennsylvania.
https://www.mindat.org/loc-10500.html
Polymorphous Wurtzite localities southwestern PA and SE Ohio.
The following is a list of all the localities so far found where the wurtz-ites occur. They are listed from east to west beginning with the Shelocta locality and ending with…
Update on Crystal Point Diamond Mine, Williamsport PA
I have received several emails indicating that the State of PA had shut down the site because it did not have the proper mining permits. Too bad really. Hopefully, the…
Crystal Point Diamond Mine, Williamsport, Lycoming Co., Pennsylvania, USA
I was recently asked about quartz collecting in PA. I have not actually collected at Crystal Point Diamond Mine in Williamsport PA. Several years ago, I was in Williamsport on…
Pennsylvania Geology Available as a PDF
There is a growing list of great mineral PDF files on the web. Here is the latest I found: From PA Dept of Natural Resources. Please see Pennsylvania Geology for…
List of Mineral Species for Pennsylvania
List of minerals reported from Pennsylvania listed from DRC 2.0 ACTINOLITE COVELLITE LIMONITE QUARTZ ALBITE CRYPTOMELANE LINARITE ROCKBRIDGEITE ANALCIME CUPRITE MAGNETITE RUTILE ANDRADITE DATOLITE MALACHITE SCHEELITE ANGLESITE DESCLOIZITE MARCASITE SERPENTINE…