Large specimen with a flat front display face loaded with Fairfieldite crystals to about 8mm. Fairfieldite is a rare phosphate mineral and when you can find one, they are usually small thumbnail sized specimens. This is a magnificent large display piece for the species. Ex. Bob Reynolds collection.

Cluster of deep red Kermesite crystals from China. Among the world's best for species, these Chinese Kermesite are now hard to find.

Silvery metallic Sylvanite on matrix. Main area of Sylvanite is 2.5cm long. Sylvanite is a rare Silver and Gold Telluride mineral.

Glassy single Aqua crystal 1.2cm wide with attached white Feldspar and two smokey Quartz crystals at the base. The Aqumarine is transparent with glass-like luster and is undamaged.

Glassy, gemmy single crystal of 'Imperial" Topaz from Zambia. Complete all around and undamaged.

A 3.1cm wide mirror-lustrous Hematite crystal attached to a transparent Quartz crystal. The Hematite has a few small red Rutile crystals attached. The specimen is pristine and undamaged and comes with a few old labels.

Purple Vivianite with green Ludlamite from the Blackbird Mine. This mine is famous for it's purple Vivianite and some of the world's best Ludlamite, but rarely do you see both species together on one specimen. A rare and colorful thumbnail from the Chris Stefano collection.

Gemmy blue Celestite crystals covering matrix from the well known Sakoany deposit. This is an uncommonly good example with a gemmy central crystal 5.5cm tall that is glassy and undamaged. (Note that this is an old collection piece and was a little dusty at the time of photographing, and will be even better in person after rinsing).

Flat matrix plate covered with yellow Wulfenite crystals of a distinctive style found for a time at the Oujela. The crystals are in excellent condition and densely cover the entire front side. 

Bright metallic cluster of Galena crystals from the Buick Mine. The main group is an intergrown cluster of about 4 crystals with the appearance of one large crystal and a slightly concave front surface. Undamaged and showy specimen.

Transparent single green Vivianite crystal from an obscure Vivianite locality in Bolivia. A complete, well terminated crystal with good transparency and no damage. This was formerly in the Don Boydston collection (Los Angeles) and dates back several decades at least. Comes with a couple old labels, including a Scott Williams label that calls it a 'large, transparent crystal' with a locality of 'Monserrat Mine, Poopo, Bolivia'. Comes mounted on a Lucite display stand.

Large transparent crystal of Ametrine (Quartz that is part Amethyst and part Citrine). It has typical etched form with a flat faces on the termination. Color zones of purple and yellow can be sieen inside this transparent crystal. There are two small dings otherwise this is perfect and one of the better examples I've seen. Ex. Bob Reynolds collection.

Platy green crystals are abundantly scattered in various areas over this uncommonly large Majuba Hill specimen. Chalcophyllite is an uncommon copper arsenate mineral and some of the world's best were found at this mine. This is a good large example. Ex. Bob Reynolds collection.

Lustrous, transparent to translucent, orange wulfenite 'window pane' crystals to 11mm on matrix. The wulfenites have beveled edges, luster, and good color. Ex. Bob Reynolds collection.

Large, greenish yellow single crystal. Bright and gemmy at the termination. This mine is long closed and Vesuvianites of this size are hard to find now.