Spinel (Ruby Spinel) twin on matrix Black Cloud The quality of the Wavellite

The quality of the Wavellite crystals on this specimen are as fine as any I have seen from anywhere

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

Lastly a small

due to natural solutions in the pocket and a little bit of luck

the crystals show a lovely green hue

Spinel (Ruby Spinel) twin on matrix Black Cloud The quality of the WavelliteIt 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