One Word Photo Challenge: Rainbow

Lab Grown Bismuth Crystals from Germany 3.5 x 2.0 x 1.5 cm Inspired by Jennifer Nichole Wells’ One Word Photo Challenge  Native bismuth crystals are extremely rare. Even then, there is some argument whether the material is simply crystalline or cleavages of the mineral. These things matter when it comes to the hardcore mineral collector. Trust me. I know. Lab grown crystals and are quite spectacular in terms of shape and colour. […]