3766 Cristobalite, Fluorvarulite, Zinkhutte Genna, Letmathe, Germany
Fluorvarulite not a species – unknown what this is.
3747 Selwynite, Coppermine Lane, Heathcote, Victoria
Rock made up of chromite, augite, mica and another Cr mineral
3571 Derbylite, Bucadella Mine, Vena, Seravezza, Lucca, Toscana, Italy
Collected Nov 1993
3419 Pyrargyrite, Magnet Mine, Waratah, Tasmania
Not analysed. Could be pyrargyrite or proustite.