Spinel (Ruby Spinel) twin on matrix Black Cloud I remember a handful of

I remember a handful of golden Danburites that came out of Dalnegorsk

toenail-sized specimen from the famous Canyon Creek area that produced some of the most well-known Quartz “casts” from the state

particularly those from the famous Siglo XX mine are among the best in the world due to the fact that they occur with eye-visible spheres that are often very well crystallized and not broken in half

but now it's defined as a variety of either Orthoclase or Microcline depending upon the habit (monoclinic or triclinic)

rich emerald green color

Spinel (Ruby Spinel) twin on matrix Black Cloud I remember a handful ofIt has been next to impossible to obtain fine quality Spinel specimens from Burma these days it seems. Matrix specimens of Spinel are uncommon, and finding gem quality crystals on matrix is extremely difficult. This piece hosts a classic Burmese "Ruby Spinel" crystal with very sharp, defined, lustrous, octahedral faces and a gemmy vibrant pinkish red color. The best part of the crystal is that it shows classic "Spinel law" twinning, with a compressed