Mango Quartz Halloysite - Specimen green river formation The fluorite here often forms

The fluorite here often forms in pockets lined with quartz and calcite

these Ammonites are in great condition and you can see all the intricate details of the shell

carrying a yellow opal will guide  you towards good luck

while smaller intergrown crystals fill in the rest of the piece

The rocks may differ from the photos

Mango Quartz Halloysite - Specimen green river formation The fluorite here often formsMined from: Cabiche, Quipama Municipality, Western Boyaca Province, Boyaca Department, Colombia Description: This one of a kind Mango Quartz with Halloysite mineral specimen from Colombia features a long, arched formation of clear to pale champagne quartz crystals growing across a rich ochre brown matrix. The specimen is covered in fine, needle like quartz sprays, with larger prismatic points extending outward from the surface and soft mango yellow