Pale greenish marshite(!) crystal with dark cuprite crystals and white dolomite. The marshite fluoresces strongly red with Convoy UV torch. There are three other areas of the specimen that also fluoresce bright red, but individual...
Deep red octahedral crystals when strongly lit. Width 11mm. Stack of 116 images. Ex Bernie and Margaret Day Collection.
Single crystal on small amount of matrix. Ex Brian Shelton Collection.
An attractive copper specimen partially altered to dark red cuprite. Video best viewed full screen.
Blocky malachite crystals on cuprite and quartz.
Ex Bernie Day specimen.
Ex Bernie Day specimen.
ebay bayminerals_2012. Bay Minerals. Philip Grounds, Morecambe, Lancashire, England
ebay bayminerals_2012. Bay Minerals. Philip Grounds, Morecambe, Lancashire, England
Chalcotrichite. ex Joan Lamond Collection
Curled crystals. ex Bernie and Margaret Day Collection
Andy Tindle: Ajoite is listed on MinDat from England, Devon, Tavistock District, Tavistock Hamlets, New East Wheal Russell (South Wheal Crebor). No reference is given, but almost certainly the source is the British Micromount Society...
Jack and Dawn Leach Collection. ex Bernie and Margaret Day Collection
Cederick Gineste 2/2005
JL1463. Brian Beyer $1
Doubtful locality? Only copper mineral is linarite. ex Joan Lamond Collection, ex Roger Colling Collection.
Copper pseudomorph after cuprite.
Originally thought to be barite, but no barium in analyses, so more likely gypsum.
Sharp blue azurite crystals on and around a cuprite crystal replaced by malachite. Ex Margaret Brown Collection.
Dark delafossite matrix with red cuprite crystals. Ex Arthur L Flagg Collection, 1950s. Ex Trevor Boyd Collection. Labelled as Vaalhoek Mine, Transvaal.
Lustrous red cuprite crystals. Ex Trevor Boyd Collection.
Copper crystals showing dissolution features. Ex Arthur L Flagg Collection, 1937. Ex Trevor Boyd Collection.
Single gypsum blade with well-formed cuprite crystals on pink calcite. Ex Bernie and Margaret Day Collection.
A neat little spray of malachite, roughly 0.6mm across, from the lesser-known Mineral Hill deposit, the Iodide Mine (Mount Iodide Mine), Mineral Hill field, Condobolin district, Kennedy Co., New South Wales. Also present on the specimen...
