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UV reactivity: the epidote is non-reactive but the prehnite sphere glows a light golden yellow in 365nm UV light
growth where the tip has grown differently
shedding pieces when handled
trapped in the quartz
The brown crust doesn't cover the larger calcite crystals
Stalactitic chalcedony geode (repaired) Inner Mongolian quartz UV reactivity: the epidote isLocale: Atlas Mountains, Morocco Approx dimensions: 2. 75 x 2. 75 x 2" Approx weight: 172g **Repaired specimen These unusual geodes from Morocco are like small caves lined with stalactites, botryoidal forms, and swirling agate patterns. While commonly called red chalcedony, I find the color is more orange to red orange. Hematite causes this coloration, but later phases of growth (second generation) dont contain hematite inclusions. This creates a
