Copper ("Spinel"-twin)A beautiful "Spinel" twinned Copper specimen from the Rocklands Mine in Australia. This doubly terminated, undamaged "floater" features a robust, sharp, well formed elongated twin, which actually shows multiple planes of twinning, highlighted by beautiful repeating negative skeletal crystal face lines on both sides. The rich antique patina on the surface combined with the fantastic crystallization and form make it an eye catching and high quality

whitish-silvery colored radiating “balls” with rarely seen golden bladed Pyrrhotite

including the rarely seen Copper replacements/pseudomorphs after Agate

After that

for over a century

Specimen # BOL711B206

and a great pickup for anybody who collects gem crystals

twinned Ferberite specimen from the famous Tasna mine in Bolivia

A few small gem Quartz crystals on the side of the piece make for a great accent to this already eye-catching little specimen

The piece is a hydrothermally etched

we were fortunate to have a good friend who works at the mine and gave us first choice to hand select from a parcel that he brought especially for us

especially the pieces from around Shigar

Despite the larger size