戈戈特·梅納萊特- 300 g - (5)
編號 82658955
已出售
最終出價
€ 130
6 週前
朗斯代爾石 球體 - 高度: 4.4 cm - 闊度: 4 cm- 285 g - (2)
Pair of lonsdaleite balls, an allotropic form of carbon also called hexagonal diamond.
This mineral reaches a hardness of 7/8 on the Mohs scale.
Originating in southern Morocco these spheres were formed by impact with meteorites containing graffite.
The larger sphere (female) has an indentation that can accommodate the other sphere (male).
The two spheres measure one 4.4 x 4 x 4 cm and weigh 165 g and the other 4 x 4 x 3.9 cm for 120 g in weight.
編號 82658955
已出售
朗斯代爾石 球體 - 高度: 4.4 cm - 闊度: 4 cm- 285 g - (2)
Pair of lonsdaleite balls, an allotropic form of carbon also called hexagonal diamond.
This mineral reaches a hardness of 7/8 on the Mohs scale.
Originating in southern Morocco these spheres were formed by impact with meteorites containing graffite.
The larger sphere (female) has an indentation that can accommodate the other sphere (male).
The two spheres measure one 4.4 x 4 x 4 cm and weigh 165 g and the other 4 x 4 x 3.9 cm for 120 g in weight.
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