Biotite on Anthophyllite | Czech Republic Hearts most commonly found in deposits

most commonly found in deposits from China and South Africa

A fine example of classic Tri-State mineralogy and vintage American mining heritage

Outside fluoresces a red and white

This specimen is best suited for display and careful handling

Biotite on Anthophyllite | Czech Republic Hearts most commonly found in depositsBiotite 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