Keith A. Peregrine's Photo Gallery
Composite Photo of Willemite Wall at Franklin Mine Hill
Franklin Mine, Franklin, Sussex County, New Jersey, USAThe 2019 Super Digg activities included access to the last Willemite surface outcrop near the Franklin Mineral Museum. Eight photos were joined together to create a composite of the illuminated outcrop which had been lit up by a powerful SW UV lamp.
Pyrite Stars
Sparta, Randolph County, Illinois, USAField of View: 19 mm
At a recent club meeting, someone displayed several very unique pyrites which she called Pyrite Stars. Each is approx. 2 cm by 2 cm.
An Ore Zone Located Beside Pond in South End of Grey Eagle Mine
Gray Eagle Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAA magnesiochromite-serpentine ore zone located beside the pond in the southern end of the Grey Eagle Mine trench. This was one of the better zones observed within the mine. The host rock is a serpentinized Dunite. Visited 7/1/2014.
Adit Located Northwest of Grey Eagle Mine
Gray Eagle Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAAn adit is located on the northwest side of the Grey Eagle Mine tailings. The entrance is partially collapsed and does not appear safe to enter. Visited 7/1/2014.
Middle Trench Looking North
Gray Eagle Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAThe middle portion of the Grey Eagle Mine cut has a ridge separating the north and south ends of the trench. This is a view looking north from the center of the trench. Visited 7/1/2014.
South Entrance to Grey Eagle Mine
Gray Eagle Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USALooking north into Grey Eagle Mine. If you look closely, there is a pond to the right of the trench. Possibly up to 10 feet deep it is about 6 meters wide and 30 meters long. Remarkably, it contained water despite a dry winter and summer heat. Visited 7/1/2014.
North Entrance of Grey Eagle Mine
Gray Eagle Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAThe north entrance, looking south, of the Grey Eagle Mine. Visited 7/1/2014.
Close-up of Ore Zone
Black Diamond Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAThis is a more detailed view of the magnesiochromite-serpentine zone in the east wall of the mine pit. Visited 7/1/2014.
Ore Zone on East Wall of Pit
Black Diamond Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAAn ore zone of magnesiochromite in east side of pit. The ore zone is layered, sandwiched with serpentine. Visited 7/1/2014.
Main Pit
Black Diamond Mine, Black Diamond group, Red Mountain, Coastal Range, Glenn County, California, USAThe main pit is located on the south side of the ridge east of the peak of Red Mountain. While not large, an abundance of magnesiochromite can be found here. Visited 7/1/2014.