编号 102759884

磷灰石、方解石、微正长石 - Imilchil,高阿特拉斯,摩洛哥 - 高度: 15.6 cm - 宽度: 11.2 cm- 1064 g
编号 102759884

磷灰石、方解石、微正长石 - Imilchil,高阿特拉斯,摩洛哥 - 高度: 15.6 cm - 宽度: 11.2 cm- 1064 g
Watch a video of this specimen by following the Vimeo link below: https://vimeo.com/1176960403/6b52bff23d
Large specimen of apatite on microcline and chlorite. Note the small calcite crystals covering part of the specimen. Unusual large specimen from Imilchil. The Imilchil region in Morocco's High Atlas is part of an alkaline igneous province featuring Jurassic intrusive massifs. The area is notable for pegmatite pockets containing gem-quality apatite, along with magnetite, titanite, zircon, and garnet.
Ex coll. Bac.
Jean-Pierre Bac was a highly active regional field prospector in the departments of Cantal, Aveyron, and Lot from the 1970s through the 2010s.
He became a specialist of Curebourse and Enguialès, having developed a close relationship with the family who owned the latter mine. Several specimens from his Curebourse collection were illustrated and published in Le Règne Minéral (1999, issue 29). He also made several remarkable and unusual discoveries in a quarry near Miécaze.
Another part of his collection consisted of carefully selected international specimens acquired from French mineral dealers during that period.
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