Time to cut the grass! A mass of jackstraw crystals of olivenite. Ex Ian Graham. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Green prismatic crystals of olivenite. Interestingly, when you zoom in, particularly towards the top of the image, you can also see tiny white hexagonal crystals (likely mimetite) and rounded green crystals (likely copper-bearing adamite or...
Lustrous black octahedral crystals.
Pink drusy crystals of rhodochrosite coating acicular kutnohorite and white calcite that fluoresces red. 40x36x33mm.
Deep orange-red sharp crystals. Ex Brian Shelton Collection. Photo widths 9mm and 5mm.
Ex Barry Johnson Collection. Labelled as N’Chwaning II but should be N’Chwaning I according to Mindat. Video best viewed full screen.
Flattened hexagonal dipyramid yellow crystals with pronounced pinacoid faces, and with tiny colourless-white acicular crystals of quartz. Ex Barry Johnson Collection. Video best viewed full screen.
Black groutite on an unknown brown stalactitic mineral with calcite that fluoresces red. Ex Barry Johnson Collection.
Olmiite fluoresces bright red under longwave UV. Ex Barry Johnson Collection. Video best viewed full screen.
Fibrous to prismatic purple crystals. 65x40x20mm. Closeup photo is 6.5mm wide.
Lustrous deep red crystals on one face. Specimen measures 87x40x23mm. Closeup photo is 14mm across.
Lustrous octahedral crystals.
Cavities containing lustrous pink crystal groups.
Nice zoned yellow-white ettringite, superb colourless calcite, reddish andradite and minor hematite.
ex Bernie and Margaret Day Collection
Clear quartz crystal with inclusions collected by Pierre Joubert on a friend’s farm near Ceres.
Collected by Pierre Joubert. Vredendal is pronounced with an F” sound.”
Collected by Pierre Joubert. Vredendal is pronounced with an F” sound.”
Danny Jones Firebird Minerals
Robert Kurcbart 4/2005
Robert Kurcbart 4/2005
Alison Sewell in Johannesburg
Light green fluorite octahedrons are featured here partially blanketed with white druzy quartz. The faces of the fluorite has medium luster. The piece measures 1 1/2″ wide by3 3/8″ tall by 1 1/2″ front to...
The rare lithium bearing double-ring silicate sogdianite is rich in this mount which has a display face of 17x9mm. Specimen is mounted on a pedestal in a two part plastic (black bottom, clear top) micromount...
Red crystals of inesite with minor calcite.
Dark delafossite matrix with red cuprite crystals. Ex Arthur L Flagg Collection, 1950s. Ex Trevor Boyd Collection. Labelled as Vaalhoek Mine, Transvaal.
Yellow unusual almost tabular flattened prismatic crystals. Acquired at the 2013 Artisan’s Festival, Ballarat.
A small cluster of sturmanite crystals. These elongated hexagonal crystals are well formed with the largest being 2.6cm in length x 0.9cm in width. All these crystals are terminated on one end. The outer surface...
Golden hexagonal plates of shigaite on greyish-white fibrous gageite. Collected 1993.
