Rock Species

Species Unique to Franklin and Sterling Hill

Sixty-nine new mineral species have been initially discovered from the Franklin and Sterling Hill deposits, and 35 of these remain unique to the Franklin and Sterling Hill; they have never been found anywhere else. These unique species represent approximately 10 percent of those found here and approximately 1 percent of all known on Earth.

• Bostwickite
• Charlesite
• Chlorophoenicite
• Cianciullite
• Franklinfurnaceite
• Franklinphilite
• Gerstmannite
• Hardystonite
• Hauckite
• Hendricksite
• Hodgkinsonite
• Holdenite
• Jarosewichite
• Johnbaumite
• Kittatinnyite
• Kolicite
• Kraisslite
• Lawsonbauerite
• Lennilenapeite
• Magnesium-Chlorophoenicite
• McGovernite
• Minehillite
• Mooreite
• Nelenite
• Parabrandtite
• Petedunnite
• Retzian-(La)
• Retzian-(Nd)
• Samfowlerite
• Sclarite
• Sterlinghillite
• Torreyite
• Wallkilldellite
• Wawayandaite
• Yeatmanite