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MFX66AP6: Gold with Quartz and Sphalerite

Dendritic growths of Gold crystals, very shiny, on a Quartz matrix, with growths of Sphalerite microcrystals. The Sphalerite has been analyzed and we will send a copy of the analysis to the buyer.
Timmins Mine, Township, Timmins area, Cochrane District, Ontario Canada
Specimen size: 2.7 × 1.8 × 1.3 cm = 1.06” × 0.71” × 0.51”
Price: €1600 / US$1712 / ¥227130 / AUD$2570

EG10AL5: Gold with Quartz, Malachite and Chrysocolla

Hook-shaped and lamellar growths of Gold (variety electrum), very elongated, doubly terminated, on matrix, with Quartz, botryoidal Malachite aggregates and lighter green Chrysocolla aggregates. These Golds are a curiosity and a rarity in collections since only a few specimens were found and for only a few months.
Bleida Far West Mine, Tinzouline, Zagora Province, Drâa-Tafilalet Region Morocco (2017-2018)
Specimen size: 5.2 × 3.3 × 2.8 cm = 2.05” × 1.30” × 1.10”

Main crystal size: 1 × 0.4 cm = 0.39” × 0.16”
Price: €520 / US$556 / ¥73810 / AUD$835

SM390TH: Gold with Sphalerite

Leafy and hackly growths of native Gold, very bright, on a surface of Sphalerite crystals that cover the matrix. The specimen comes from a mining area in Colombia that is so far very little known.
Los Delirios claim, Delirios III cut, Municipio Vetas, Soto Province, Santander Department Colombia (04/2017)
Specimen size: 4.5 × 4.3 × 2.3 cm cm = 1.77” × 1.69” × 0.91”
Price: €390 / US$417 / ¥55360 / AUD$620

MY87AE2: Grandidierite

A novelty at Tucson 2016. An isolated crystal, translucent, bright, with a uniform and intense bluish-green color, with very well defined and deeply striated prismatic faces for the species. Of an excellent quality for this rare silicate.
Grandidierite deposit, Tranomaro Commune, Tranomaro-Maromby area, Amboasary District, Anosy Region (Fort Dauphin Region), Toliara Province (Tuléar) Madagascar (05-12/2015)
Specimen size: 2.4 × 2.2 × 1 cm = 0.94” × 0.87” × 0.39”
Price: €260 / US$278 / ¥36900 / AUD$410

TR49AD0: Grandidierite with Feldspar and Diopside

A novelty at Tucson 2016. An isolated crystal on matrix. It is translucent, bright, with a uniform and intense bluish-green color and with very well defined prismatic faces. Of an excellent quality for this rare silicate.
Grandidierite deposit, Tranomaro Commune, Tranomaro-Maromby area, Amboasary District, Anosy Region (Fort Dauphin Region), Toliara Province (Tuléar) Madagascar (05-12/2015)
Specimen size: 2.8 × 2.4 × 0.8 cm = 1.10” × 0.94” × 0.31”
Price: €420 / US$449 / ¥59620 / AUD$670

TC71AD0: Grandidierite with Feldspar, Schorl and Diopside

A novelty at Tucson 2016. Parallel growth, on matrix, of translucent and bright crystals with a uniform bluish green color and with very well defined prismatic faces. Of an excellent quality for this rare silicate.
Grandidierite deposit, Tranomaro Commune, Tranomaro-Maromby area, Amboasary District, Anosy Region (Fort Dauphin Region), Toliara Province (Tuléar) Madagascar (05-12/2015)
Specimen size: 4 × 2.6 × 2.3 cm = 1.57” × 1.02” × 0.91”
Price: €460 / US$492 / ¥65300 / AUD$730

TC69AD0: Grandidierite with Quartz, Feldspar and Diopside

A novelty at Tucson 2016. Parallel growth, on matrix, of translucent and very bright crystals with a uniform and intense bluish green color and with very well defined prismatic faces. Of an excellent quality for this rare silicate.
Grandidierite deposit, Tranomaro Commune, Tranomaro-Maromby area, Amboasary District, Anosy Region (Fort Dauphin Region), Toliara Province (Tuléar) Madagascar (05-12/2015)
Specimen size: 5.6 × 3.3 × 2.5 cm = 2.20” × 1.30” × 0.98”
Price: €420 / US$449 / ¥59620 / AUD$670

TG29AD0: Grandidierite with Quartz, Feldspar, Diopside and Mica

A novelty at Tucson 2016. An isolated crystal on matrix. It is translucent, bright, with a uniform and intense bluish-green color and with very well defined prismatic faces. Of an excellent quality for this rare silicate.
Grandidierite deposit, Tranomaro Commune, Tranomaro-Maromby area, Amboasary District, Anosy Region (Fort Dauphin Region), Toliara Province (Tuléar) Madagascar (05-12/2015)
Specimen size: 2.6 × 2.6 × 1.4 cm = 1.02” × 1.02” × 0.55”

Main crystal size: 2.5 × 1.4 cm = 0.98” × 0.55”
Price: €360 / US$385 / ¥51100 / AUD$570

SV150EBX: Gypsum

Very elongated Gypsum floater crystal, perfectly terminated and transparent, with well-defined faces and edges and coming from a quarry exploited for clays, and where crystals longer than 1 meter have been found.
Carresse Quarry, Carresse-Cassaber, Oloron-Sainte-Marie, Pyrénées-Atlantiques, Nouvelle-Aquitaine France (1975)
Specimen size: 13.4 × 0.9 × 0.4 cm = 5.28” × 0.35” × 0.16”
Price: €150 / US$160 / ¥21290 / AUD$240

TC2110TRF: Gypsum (sand-filled)

Group of very sharp Gypsum crystals with good luster and a reddish color, totally filled with sand inclusions. A geological curiousity.
Great Salt Plains, Jet, Alfalfa County, Oklahoma USA
Specimen size: 8.6 × 7.8 × 6.3 cm = 3.39” × 3.07” × 2.48”

Main crystal size: 5.3 × 4.6 cm = 2.09” × 1.81”
Price: €110 / US$117 / ¥15610 / AUD$170

HM160EK: Gypsum with inclusions

Group of Gypsum crystals, one of them clearly dominant and doubly terminated, with a very distinct “swallowtail” twin and abundant inclusions, on matrix.
La Dificultad Mine, Sierra Minera de Cartagena-La Unión, Portmán, La Unión, Comarca Campo de Cartagena, Region of Murcia (Murcia) Spain (1981-1985)
Specimen size: 13.7 × 7.2 × 4.5 cm = 5.39” × 2.83” × 1.77”
Price: €160 / US$171 / ¥22710 / AUD$257

NQ76AH0: Harmotome with Calcite

Aggregate, very aerial and on matrix, of snowy white Harmotome crystals with very well defined faces and edges.
Strontian, Lochaber, Argyll and Butte Scotland / United Kingdom
Specimen size: 3.3 × 3.3 × 2.3 cm = 1.30” × 1.30” × 0.91”

Main crystal size: 1.1 × 1.1 cm = 0.43” × 0.43”
Price: €140 / US$149 / ¥19870 / AUD$220

TR91Z0: Helvine with Magnetite and Garnet

Group of very sharp tetrahedral Helvine crystals with very well defined faces and edges, a very intense luster, deep color and on matrix. The crystals, carefully analyzed, note the absence of Genthelvite, so the crystals are only Helvine. We will send a copy of the analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2012)
Specimen size: 5.8 × 3.9 × 2.8 cm = 2.28” × 1.54” × 1.10”
Price: €680 / US$728 / ¥96530 / AUD$1090

TJ74W1: Helvine with Quartz

Group of very sharp tetrahedral crystals with very well defined faces and edges. They are brown, with reddish reflections, and are locally coated by small crystals of Quartz. Analysis indicates that it is really Helvine, both externally and in the interior. We'll send both analytical results (external and internal) to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2011)
Specimen size: 4.8 × 4.1 × 3.5 cm = 1.89” × 1.61” × 1.38”
Price: €960 / US$1027 / ¥136280 / AUD$1540

TK16W1: Helvine with Quartz

Group of very sharp tetrahedral crystals with very well defined faces and edges. They are brown, with reddish reflections, and are with a group of Quartz crystals in parallel growths. Careful analyses indicate it is really Helvine, both externally and in the interior. We'll send both analytical results (external and internal) to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2011)
Specimen size: 8.9 × 6 × 6.2 cm = 3.50” × 2.36” × 2.44”
Price: €1100 / US$1177 / ¥156150 / AUD$1760

MJ27Z5: Helvine with Quartz

Aggregate of very sharp tetrahedral Helvine crystals with very well defined parallel growths and partially coated by Quartz crystals. The crystals have been Raman analyzed on their surface and in the interior, both analyses giving Helvine. We will send a copy of the analysis to the buyer. Due the size and perfection of the crystals it is a sample worthy being in a Museum.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2013)
Specimen size: 6.1 × 5 × 4.1 cm = 2.40” × 1.97” × 1.61”

Main crystal size: 4.3 × 4.2 cm = 1.69” × 1.65”
Price: €2200 / US$2355 / ¥312310 / AUD$3530

BRB49AO6: Helvine with Quartz, Calcite and Chlorite

Aggregate of tetrahedral crystals with very marked and deep polycrystalline growths, lustrous, dark brown with reddish tones. On matrix with transparent and lustrous Quartz crystals, white platy Calcite crystals and Chlorite coatings. This specimen has a size and luster superior to that of other pieces, comes from an important European collection, has been analyzed, and we will send a copy of the analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2013)
Specimen size: 11.5 × 6.8 × 6.4 cm = 4.53” × 2.68” × 2.52”
Price: €4200 / US$4496 / ¥596230 / AUD$6740

E36X6: Helvine-Genthelvite with Calcite and Magnetite

Group of very sharp tetrahedral crystals on matrix, with Calcite and Magnetite. They have very well defined faces and edges, and are very bright, with a salmon color. They are zoned so the crystals are Helvine inside and Genthelvite on their edges. The sample has been individually analyzed and we’ll send a copy of this analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2012)
Specimen size: 4.2 × 2.8 × 3.7 cm = 1.65” × 1.10” × 1.46”

Main crystal size: 0.8 × 0.5 cm = 0.31” × 0.20”
Price: €150 / US$160 / ¥21290 / AUD$240

TQ87Z7: Helvine-Genthelvite with Quartz

Aggregate of very sharp tetrahedral crystals, bright with dark a brown color and with small parallel Quartz aggregates. They are between transparent and translucent, as the picture under intense light shows, and this confers a special quality to the samples from this cavity. The sample has been analyzed showing dominant Helvine forming a solid solution with Genthelvite. We will send a copy of the analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2013)
Specimen size: 2.9 × 2.2 × 1.6 cm = 1.14” × 0.87” × 0.63”
Price: €280 / US$299 / ¥39740 / AUD$440

TD88Z7: Helvine-Genthelvite with Quartz

Aggregate of very sharp tetrahedral crystals, bright with a dark brown color and with small parallel Quartz aggregates. They are between transparent and translucent, as the picture under intense light shows, and this confers a special quality to the samples from this cavity. The sample has been analyzed showing dominant Helvine forming a solid solution with Genthelvite. We will send a copy of the analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2013)
Specimen size: 2.5 × 2.5 × 1.8 cm = 0.98” × 0.98” × 0.71”

Main crystal size: 1 × 0.7 cm = 0.39” × 0.28”
Price: €380 / US$406 / ¥53940 / AUD$610

TB98Z7: Helvine-Genthelvite with Quartz

Aggregate of very sharp tetrahedral crystals, bright with a dark brown color and with small parallel Quartz aggregates. They are between transparent and translucent, as the picture under intense light shows, and this confers a special quality to the samples from this cavity. The sample has been analyzed showing dominant Helvine forming a solid solution with Genthelvite. We will send a copy of the analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2013)
Specimen size: 3.8 × 2.9 × 2.6 cm = 1.50” × 1.14” × 1.02”
Price: €420 / US$449 / ¥59620 / AUD$670

TP88Z7: Helvine-Genthelvite with Quartz and Calcite

Aggregate of very sharp tetrahedral crystals, bright with a dark brown color and with small parallel Quartz aggregates and a strongly flattened Calcite crystal with its contour complete. They are between transparent and translucent, as the picture under intense light shows, and this confers a special quality to the samples from this cavity. The sample has been analyzed showing dominant Helvine forming a solid solution with Genthelvite. We will send a copy of the analysis to the buyer.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region China (2013)
Specimen size: 3.2 × 3.1 × 2.3 cm = 1.26” × 1.22” × 0.91”

Main crystal size: 1.2 × 0.9 cm = 0.47” × 0.35”
Price: €380 / US$406 / ¥53940 / AUD$610

TZM63AN8: Hematite

A complex floater crystal of Hematite, very rich in crystal forms and extraordinarily shiny. We will ship the specimen in its original Perky box from the Robert J. (Bob) Noble collection, which also contains the label.
N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa
Specimen size: 2 × 1.7 × 1.2 cm = 0.79” × 0.67” × 0.47”
Price: €85 / US$91 / ¥12060 / AUD$130

MJ6AM8: Hematite

Floater group of outlined thin platy Hematite crystals, with very marked parallel growths, hopper growths on some faces and extraordinarily brilliant surfaces.
We will send the buyer the specimen in its original Perky box from the Robert J. Noble collection, which also contains the label.
Nador, Nador Province, Oriental Region Morocco
Specimen size: 2.7 × 2.3 × 0.6 cm = 1.06” × 0.91” × 0.24”

Main crystal size: 0.9 × 0.7 cm = 0.35” × 0.28”
Price: €100 / US$107 / ¥14190 / AUD$160

TVR46AN9: Hematite

Aggregate of lamellar crystals of lustrous Hematite, extraordinarily sharp and with very marked parallel growths. We will send the specimen in its original Perky box from the R.J. Noble collection, which also contains the label.
Serra das Éguas, Brumado, Bahia, Northeast Region Brazil
Specimen size: 3.3 × 2.1 × 0.7 cm = 1.30” × 0.83” × 0.28”
Price: €150 / US$160 / ¥21290 / AUD$240

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