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Greenstone Quarry, GAF Ruberoid Mill, Blue Ridge Summit, Adams Co., Pennsylvania, USA
Azurite
Greenstone Quarry, GAF Ruberoid Mill, Blue Ridge Summit, Adams Co., Pennsylvania, USA
Photo: M.Heintzelman
Greenstone Quarry, GAF Ruberoid Mill, Blue Ridge Summit, Adams Co., Pennsylvania, USA
Photo: M.Heintzelman
Latitude: 39°44'50"N
Longitude: 77°27'19"W
Longitude: 77°27'19"W
Native copper occurs in quartz veins and epidote-rhyolite host rock. Secondary copper mineralization is present. Epidote-rhyolite is quarried for use as an aggregate in the production of roofing shingles. The operation currently includes 625 acres housing quarries, mills and color processing units.
Mineral List
| Azurite Copper | Cuprite Epidote | Malachite Quartz |
6 entries listed. 6 valid minerals.
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