Labelled as apatite but I think the long prismatic crystal is gypsum. The termination is wrong for apatite. There is greenish-brown chlorite and a brown siderite with a hollow core, left hand side of the...
Filiform pyrite with a few right angle bends. Also present is a brown chlorite(?). Both sit on two generations of calcite crystals, the first colourless, the second golden. Ex Brent Torrens. Width of view 3mm....
A single long thin quartz crystal in a vugh with dark blackish-green chlorite crystals. Width of view 5.75mm. Stack of 95 images. Click on the image below for a higher resolution version.
Three stepped black perovskite crystals with brown centres, and smaller black melanite andradite garnets. Width of view 11.5mm. Stack of 100 images. Click on the image below for a higher resolution version.
Green titanite crystals with tiny worms of dark green chlorite and colourless-white albite. Width of view 17.25mm. Stack of 60 images. Click on the image below for a higher resolution version. Click here for a...
Prismatic green epidote crystals with dark green actinolite and yellowish-green titanite, the latter two not in the photo. Width of view 5.75mm. Stack of 70 images. (First image) Click on the image below for a...
Green chlorite (labelled clinochlore) on and under zoned colourless/white calcite crystals from the Silliman Quarry (as per the label). Little balls of chlorite can be seen perched on the termination of a couple of the...
Black chlorite (chamosite?) with small smoky quartz crystals, colourless albite and white orthoclase. Ex Margaret Brown Collection. Width of view 11.5mm. Stack of 75 images. Click on the image below for a higher resolution version.
Dark green hexagonal worms of chlorite (chamosite?) with purple axinite-(Fe) and arsenopyrite. Width of view XX. Stack of 26 images. Click on the image below for a higher resolution version.
Vermicular chlorite (probably chamosite) in quartz. Width of view 8.63mm. Stack of 40 images. Click on the image below for a higher resolution version.
Lustrous black cassiterite crystals with chlorite-coated quartz and dark olive-green prismatic actinolite. Width of view 19mm. Stack of 85 images. (Top image). Click on the image below for a higher resolution version.
A single blue anatase crystal on a specimen containing dark green chlorite, orange-brown cassiterite, white albite and colourless quartz. Ex Bernie and Margaret Day Collection. The label on the base of the box is in...
Chlorite “worms” included in colourless datolite crystals. Width of view 9mm. Stack of 120 images.
Rings and curved crystals of boulangerite on pink rhodochrosite. Header image width of view is 5mm. Stack of 110 images. Second image is an old one, width of view 2.5mm and stack of 12.
Sharp prismatic green crystals with quartz, dark green chlorite, and unknown pink balls. Height of view 5mm. Stack of 60 images. Locality not specifically in Mindat. Maltatal is a river north of Malta.
Chlorite and anatase inclusions in thin needle-like quartz. Minor white albite on quartz. Tiny brown rutile(?) on one quartz crystal.
Attractive cluster of chlorite-included quartz. 73x47x47mm.
Margaret Brown Collection
