Fine Minerals
Sacred GeometryAn original and impressive single transparent selenite crystal mounted on a geometric steel base. This represents a collaboration between David Humphrey, Eric Peterson (34stbombers} and Peter Asmar of Asmar Studio. - With thanks.23 inches tall and 30 inches wide Note: Does not include the antique Mother of Pearl Inlay Trunk. |
Fluorite - A large Cabinet Specimen : Cave-in-Rock District, IllinoisA classic plate of inter-grown fluorite crystals from a classic American locality. Deep blue and purple zones run through this large cabinet specimen of nature's cubic architecture. The largest crystal face measures 14.4cm across.30 1/2 x 30 1/2 x 30cm |
Gypsum (var. Selenite) Whyalla, Eyre Peninsula, South Australia, AustraliaThese gemmy bright orange selenite crystals spring forth as evaporates from a pool of gypsum-rich water that is run-off from sedimentary bedrock. They form seasonally and in a matter of weeks under the right conditions. Note the branch around which these crystals grew in the closeup image.A showy cabinet specimen measuring 31.7 x 15.2 x 24cm. |
Quartz with Stilbite/BarreriteA rare and superb grouping of quartz stalactites of snow white druzy quartz with blades of stilbite or possibly the very rare, Barrerite, from Kuiu Island, Petersberg, Alaska. Measuring approximately 22.8 x 28cm, it may be one of the finest large cabinet specimens ever recovered from this one time discovery at this remote locality. |
Emeralds on Matrix - Muzo District - ColombiaNestled in a matrix of carbonaceous shale, calcite and pyrite, the 13.8mm Colombian emerald crystal glistens. The remains of five other small emeralds has survived as well. This is a specimen known as a ganga, a chance of good fortune.4 1/2 x 3 1/2 x 2 1/2 inches |
Calcite (Manganoan) with Magnetite and Quartz Pachapaqui Mine - Bolgnese Province - Ancash -PeruThis single crystal of the Manganoan variety of Calcite on a matrix of Magnetite and Quartz measures approx. 6 x 5 x 6 inches and weighs a hefty (just under) 9 lbs.!Pachapaqui Mine - Bolognese Province - Ancash DPT - Peru |
Celestite - MadagascarSky blue and glassy celestite crystals fill the dense pocket, some measuring over 2 inches in length! The vug weighs over 24 lbs and measures 8 inches across at the opening of the cavity, with a depth of over 5 inches. |
Rubellite, Tourmaline perched upon Albite and LepidoliteAs if defying gravity, the rubellite crystal is perched awkwardly on the large albite crystal and decorated here and there with lilac colored lepidolite. Brazil.2 3/8" x 3 1/8" The tourmaline measures 1 1/8" in length. |
Rare Diamond Conglomerate BrazilA rare diamond conglomerate specimen from Diamantina, Brazil. There are 3 diamond crystal exposed in this compacted mass of rocks that has captured the diamonds over aeons by the forces of nature, resulting in an extraordinary specimen that would certainly add to your collection of fine minerals.6" x 5" x 3" |
Virgin Valley Opalized Tree Branch sectionVirgin Valley, Nevada produces some of the finest opal in the world. Ironically it is highly prone to crazing, and for this type of opal, crazing is due to rapid dehydration once the material is exposed to the atmosphere, resulting in the appearance of craze lines, cracks and fissures. Virgin Valley opal is valued most as material for inlay and also for the spectacular specimens of opalized wood it produces such as this branch section bursting with play of color. 3/4" x 1 7/8" |
Quartz and TetrahedriteQuartz and Tetrahedrite from Cavnic, Roumania. Measures approx. 12" x 6". |
Epidote Crystal Spray on QuartzA stunning, nearly adamantine spray of jet black epidote crystals on quartz from Peru.4" x 3.5" |
Gem Crystals Sri LankaThree gem crystals from Sri Lanka. Pink Spinel 8.46cts, Emerald Green Hiddenite, Spodumene 6.34 cts., Golden Chrysoberyl "Sixling" 6.72cts. David Humphrey Collection.Photo by Tino Hammid |
Schorl, Tourmaline with Quartz Druse on Albite, Feldspar - BrazilThis is a jewel of a tourmaline cabinet specimen! Overgrowth of tiny quartz crystals adorn the albite crystals. Together they surround and partially conceal the emergent behemoth in the form of the well defined schorl crystal. "So black, it's almost blue", tourmaline.10.1 x 12cm The termination of the schorl crystal measures 5cm across. |
River-Tumbled Topaz Pebble BrazilThis palm sized, rounded pebble of transparent, natural greenish blue topaz is the result of tumbling; not in a machine, but rather in a Brazilian river over an incalculable period, affectionately known as an Aeon of Time. The pebble measures 2 3/8" on its long side and approx. 11mm thick. It weighs 204.79 carats or 40.96 grams. Is this a fine mineral specimen? No, but it's neat. |
Bicolor Tourmaline CathedralThis semi-transparent Brazilian tourmaline cluster speaks for itself. It measures 1 1/2" x 2 1/8"59.33 grams (296.64 carats!) |
Captured in Time - A spectacular event under the seaWhat appears to be red coral is, in fact, the result of overgrowth after the death of a branching, white hard coral; colonized or taken over by a sponge, algae or bryozoan which appears as a red encrustation. Please take note in the additional images where the deep folds of the large clam shell can be seen to which, the coral originally attached itself.This specimen measures approx. 9 x 10 x 8 inches |