Joanna MayApr 12, 20191 minPietersitePietersite is a variety of quartz (silicon dioxide) composed of Tiger’s Eye, Hawks Eye and Jasper. It has dramatic swirling colours of...
Joanna MayApr 5, 20191 minMoldaviteMoldavite is a member of the Tektite group of natural glass, formed from terrestrial debris ejected during meteorite impacts. Moldavite...
Joanna MayMar 29, 20191 minDioptaseDioptase is a copper cyclosilicate mineral, transparent to translucent and is its colour is vibrant green to blue/green. It is very...
Joanna MayMar 22, 20191 minCharoiteCharoite is a complex silicate mineral (containing many elements) and is only found in massive form. It was first described in 1978 and...