Etched Aquamarine Crystal with Phlogopite on Feldspar Matrix lapis lazuli Pyrite after pyrrhotite pseudomorph is

Pyrite after pyrrhotite pseudomorph is a mineral specimen that shows the replacement of pyrrhotite by pyrite

The heulandite fan shares the trimmed-out pocket of volcanic basalt rock with clear fluorapophyllite crystals and minor peach stilbite crystals

Marcasite after pyrrhotite with fluorescent calcite

Beautiful clear / white topaz crystal on microcline feldspar with late-stage small lepidolite mica rosettes

Etched Aquamarine Crystal with Phlogopite on Feldspar Matrix lapis lazuli Pyrite after pyrrhotite pseudomorph isEtched aquamarine crystal with minor tourmaline and phlogopite on cleavelandite feldspar matrix. Size: 75 x 60 x 54 mm. 176 grams From Shengus, Haramosh Mts, Skardu District, Gilgit Baltistan, Pakistan