Vivianite #16370
$1.00
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Long and slender acicular dark crystals form a small fan like arrangement. Transmitted light reveals an intense evergreen hue in these clean sharp crystals. The vivianite crystals lay on a botryoidal limonite matrix, and when the specimen is flipped over a solid iron pyrite core is revealed.10 x 6.6 x 5.5 cmBoliviaPotosi Department
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