Silberner Mann mine, Hasserode, Wernigerode, Harz, Saxony-Anhalt, Germany
Foliated calcite, found on the Bielstein rock, somewhat above the Bielstein street, before 1970. photo and collection Thomas Lühr
© Th.Lühr
A cover of calcedony over two generations of quartz crystals, found at the Bielstein rock photo and collection Thomas Lühr
Quartz crystals with inclusions of hematite, found at the Bielstein rock photo and collection Thomas Lühr
Ring-shaped inclusions of hematite and greenish needles of a not identified mineral (epidote?, actinolite? ...?) in a quartz crystal and on a ghost crystal. Found at the Bielstein rock. photo and collection Thomas Lühr
Nice quartz crystals, found at the Bielstein rock photo and collection Thomas Lühr
Quartz with inclusions of hematite (and other), found at the Bielstein rock photo and collection Thomas Lühr
Two generations of quartz with some limonite (weathered pyrite), found at the Bielstein rock photo and collection Thomas Lühr
Two generations of quartz crystals, found at the Bielstein rock photo and collection Thomas Lühr