4108 Aragonite, Malachite, Barite, Clevedon, North Somerset, England, UK February 27, 2025 Steve England North Somerset United Kingdom White acicular-fibrous crystals of aragonite that fluoresce bright white, then fade to a greenish glow, with malachite on barite. Width of view 6mm. Stack of 85 images. Click on the image below for a higher resolution version. Stacked from 80 images. Method=B (R=8,S=3)
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