Large Prehnite Crystal Cluster from Merelani, Tanzania – 760 grams red This beautiful bi-color tourmaline crystal

This beautiful bi-color tourmaline crystal is perfect as a display specimen or even for a unique center piece in a piece of jewelry

30ct Gemmy Tanzanite Mineral Specimen is truly exceptional

A great mineral specimen

Measurement: 148mm x 61mm x 54mm

Large Prehnite Crystal Cluster from Merelani, Tanzania – 760 grams red This beautiful bi-color tourmaline crystalA large and impressive prehnite crystal cluster featuring tightly packed, well formed crystals with a rich greenish yellow coloration. The surface is covered in sharp, blocky crystal faces that reflect light beautifully, giving the piece a bright, glassy luster across the entire formation. The cluster shows excellent coverage and dimension, with layered crystal growth creating depth and texture from every angle. Subtle variations in tonefrom soft