Wernerite and Diopside under long wave UV light, the yellow is much more vibrant under UV than shows here, the photo having been knocked back due to camera filtering.
Specimen size: 75 mm x 40 mm x 35 mm.
Price£ 38.00. Freepost to UK.
Contact: info@midcornwallminerals.co.uk
Lower picture in natural daylight.
A hand size specimen of Honey Calcite which exhibits an unusual yellow fluorescence under my cheap LW UV light source.
Specimen is: 100 mm x 70 mm x 50 mm.
The lower photo was taken in natural daylight.
Sold
Contact: info@midcornwallminerals.co.uk
A very heavy and large specimen of calcite and willemite.
The calcite showing as bright red, the willemite as vivid green under SW UV light and the darker areas are franklinite.
Specimen size is. 90 mm x 60 mm x 60 mm.
Sold
Contact: info@midcornwallminerals.co.uk
Pyromorphite collected in the 1970's.
Total coverage of fine crystals on the face of a white quartz matrix. 50 mm x 34 mm x 30 mm.
Price £ 28.00. Freepost to UK
Contact: info@midcornwallminerals.co.uk
Pyromorphite on both side of this specimen from the Bay Vein at Wanlockhead.
Specimen size: 60 mm x 45 mm x 30 mm.
Price: £ 30.00. Free post UK.
Contact:info@midcornwallminerals.co.uk
Native Copper and Calcite Crystals.From Quincy Mine, Houghton, Michigan,U.S.A.
Specimen size 90mm x 50mm x 50mm.
Price :£ 30:00. Freepost to UK.
Contact. info@midcornwallminerals.co.uk