Georgia Foteinou

装飾鉱物オークション (自然の驚異)

16.5 cmの変成作用を受けた石膏結晶で、透明な本体と粘土質中心部を有し、帯成の特定の段階における結晶の幾何を示している。南部エブロ盆地の後期白亜紀の煤炭層から。）

16,5cm diagenetic gypsum crystal with a clear body and a clay-rich center that shows the geometry of the crystal during a particular step of its zonation. From the late Cretaceous coal beds of the southern Ebro Basin.

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ゾーン入りのフローター石膏変種：セレナイト希少な産地の標本!!! - Height: 16.5 cm - Width: 5.6 cm- 217 g - (1)

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ゾーン入りのフローター 石膏 変種：セレナイト 希少な産地の標本!!! - Height: 16.5 cm - Width: 5.6 cm- 217 g - (1)