calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 70 x 55 mm
    Height: approx. 50 mm
    Calcite crystals on rhombohedral calcite
    Size of the crystals: 5 to 10 mm
    Weight about 135 grams

    calcite
    Drei Kronen und Ehrt
    marriage. Pit unit / Three crowns and honor
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: about 45 x 28 mm
    Height: approx. 20 mm
    beautifully formed calcite crystals
    Size of the crystals: 5 to 10 mm
    Weight about 15 grams
 

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 110 x 95 mm
    Height: approx. 55 mm
    sawed stands
    Size of the crystals: approx. 5 mm
    Weight about 490 grams

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 23 x 12 cm
    Height: about 9 cm
    Size of the crystals: 5 to 30 mm
    Weight about 1630 grams

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 12 x 9 cm
    Height: about 4 cm
    nice end faces
    some crystals damaged
    Size of the crystals: 5 to 10 mm
    Weight about 1000 grams

    Calcite with quartz and pyrite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    lowest achieved degradation, so-called 13th sole
    from about 560 m depth
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 1150 x 95 mm
    Height: approx. 55 mm
    Size of the crystals: approx. 5 mm
    Weight about 380 grams

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 21 x 13 cm
    Height: about 12 cm
    some crystals damaged
    Size of the crystals: 5 to 20 mm
    Weight about 2250 grams

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: about 10.5 x 8 cm
    Height: approx. 8.50 cm
    Very nice crystals with nice end faces
    Size of the crystals: approx. 5 to 15 mm
    Weight about 570 grams

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: about 12 x 11 cm
    Height: about 8 cm
    Size of the crystals: 5 to 15 mm
    many crystals are damaged
    Weight about 730 grams

    calcite
    marriage. Pit unit / Three crowns and honor
    Drei Kronen und Ehrt
    marriage. Pyrite mining in Elbingeröder complex
    Rubeland; Elbingerode; geogr. upper Harz
    Mine closed since 1990
    Size: approx. 11 x 8 cm
    Height: approx. 4.5 cm
    Size of the crystals: approx. 5 mm
    sawed stand
    Weight about 500 grams