Quartz with Siderite

specimen number:
2341367

location:
Taouz Caidat, Er-Rissani Cercle, Errachidia, Draa-Tafilalet, Morocco

description:
Prismatic colorless glassy gemmy crystals of quartz, the most prominent crystal double terminated and measuring to 4.8 cm in length, set on matrix with crystallized siderite. In good condition. The specimen comes with a previous label from the collection of Jan Erik Larsen.

The geology of Taouz in southeastern Morocco is characterized by rugged desert terrain featuring Paleozoic sedimentary and volcanic rocks rich in diverse metallic mineral deposits, particularly iron and manganese oxides that form striking stalactitic and vuggy mineral formations. Historically, small scale mining and prospecting in this remote desert area date back decades, driven by both commercial extraction and a thriving local mining community. In recent years, the region has gained international renown among mineral collectors and museums for producing exceptional aesthetic specimens of vanadinite on coronadite associated rare secondary mineral species.

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