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Ships within 48 hours · Estimated delivery Nov 3 - Nov 8
Reserve from the case
Ships within 48 hours · Estimated delivery Nov 3 - Nov 8
Weight: 125 grams
It has been theorized that this particular variety of quartz gets its unique luster and optical clarity from the addition of Aluminum in its chemical composition
septarian nodules have also been studied for their geological significance
a South African mining engineer
8" Septarian Slab DS2235 atlantisite Weight: 125 grams8" Septarian Slab Approx. Dimensions: 8x7. 75x0. 5 inches Approx. Weight: 816 grams Locality: Mexico Slab stand is included. Septarian, a distinctive sedimentary rock, forms through the combination of calcite, aragonite, and limestone with organic matter and minerals such as iron sulfide. It develops in concretions within sedimentary deposits, often found in regions with ancient seabeds, notably in Utah, USA, Madagascar, and Morocco. These concretions
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