Beautiful Lemon Yellow plate of tiny Jouavskite crystals of the Ettringite Group.

Formula:Ca3Mn4+(SO4)(CO3)(OH)6 · 12H2O

3 x 2.3 x.5 cm

4.4 grams

Does have mild red Fluorescence under both long and short wave uv.

Picture shows more purple reflection from the lamp.

Photos taken with 1 short wave

Note. Ruler and tile not included

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