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A fine example of classic Tri-State mineralogy and vintage American mining heritage
This item is 2" x 2
5" and weighs 8
Outside fluoresces a red and white
Green Fluorescent calcite
Biotite on Anthophyllite | Czech Republic Hearts A fine example of classicBiotite on anthophyllite refers to a common geological occurrence where dark mica (biotite) crystals grow within or around fibrous anthophyllite, an amphibole mineral, often forming attractive specimens with distinct textures like bladed crystals or nodular "balls," indicating specific metamorphic conditions (low HCl fluids). This item is 2 x 1 and weighs 1. 7 oz
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