8 Gram Lamellar Autunite Crystal Formation
Locality: Hunan Province, China
Size: 31x18x17mm
Approximate Weight: 8.1 grams
Radiacode 103: 63,000 CPM (Gamma spectrum, verified in listing photos)
Lighting: Photos show natural outdoor light, indoor light, and 365nm UV fluorescence
Preservation: Stabilized with Paraloid B-72 acrylic polymer to prevent crumbling and preserve specimen integrity over time
Devices and coin not included
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