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A novelty at Denver 2018. Isolated platy Graphite crystals, very large with a contour that is very well defined for the species and implanted on a Diopside matrix.
The specimen has been photographed and published in the magazine ‘Paragénesis’, number 01/2019, page 77
Rossie, St. Lawrence County, New York USA (28/06/2018)
Specimen size: 4 × 3 × 2.7 cm = 1.6” × 1.2” × 1.1”
Price: Euro:650 / US$719 / Yen:76550 / AUD$1060

TR96Q8: Grossular (hessonite) with Clinochlore

Group of dodecahedral crystals beveled by the faces of a trapezohedron. They have very well defined faces and edges and an excellent luster and color, between pink and orange. They are on a matrix coated by small crystals of Clinochlore.
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Québec Canada (07/11/1981)
Specimen size: 3.5 × 3.2 × 1.1 cm = 1.4” × 1.3” × 0.4”

Main crystal size: 0.8 × 0.7 cm = 0.3” × 0.3”
Price: Euro:190 / US$210 / Yen:22370 / AUD$310

TX39AI3: Grossular (variety hessonite) with Diopside

Group of well-developed crystals with a good size, trapezohedral with dodecahedral faces, transparent, very bright with an intense color and on a matrix coated by small Diopside crystals.
The specimen has been photographed and published in the magazine ‘Paragénesis’, number 02/2018, page 96
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Québec Canada
Specimen size: 10.6 × 4.4 × 1.9 cm = 4.2” × 1.7” × 0.7”
Price: Euro:3800 / US$4208 / Yen:447520 / AUD$6200

NT37AG7: Grossular with Pectolite and Ilmenite

A novelty at Expominer 2017. Dodecahedral Grossular crystals, between translucent and transparent, bright, with a uniform green color and on matrix, with white acicular Pectolite crystals and a group of Ilmenite crystals.
Khost, Khost District, Khost Province Afghanistan (03/2017)
Specimen size: 6.2 × 4 × 2.2 cm = 2.4” × 1.6” × 0.9”

Main crystal size: 0.7 × 0.7 cm = 0.3” × 0.3”
Price: Euro:230 / US$254 / Yen:27080 / AUD$370

TD97AF7: Gypsum with Siderite and Quartz (variety chalcedony)

Parallel growths of very sharp Gypsum crystals that are clear and colorless and very bright. On a rocky matrix with small Siderite crystals and Quartz (chalcedony variety).
The sample is from the collection of La Unión area minerals of Alain Martaud, whose label we’ll send to the buyer.
Tomasa Mine, La Fortuna, Sierra Minera de Cartagena-La Unión, La Unión, Comarca Campo de Cartagena, Murcia, Region of Murcia Spain (1980-1985)
Specimen size: 12.3 × 11.7 × 7.5 cm = 4.8” × 4.6” × 3.0”
Price: Euro:260 / US$287 / Yen:30620 / AUD$420

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 = 1.3” × 1.3” × 0.9”

Main crystal size: 1.1 × 1.1 cm = 0.4” × 0.4”
Price: Euro:140 / US$155 / Yen:16480 / AUD$220

ME87W5: Hedenbergite with Quartz and Calcite

Parallel growth of Hedenbergite crystals with perfect terminations. The prismatic faces have a slightly fibrous aspect, grayish-green color and silky luster. They are partially coated on their base by lenticular crystals of Calcite and crystals of Quartz.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2010)
Specimen size: 11.3 × 4 × 3.3 cm = 4.4” × 1.6” × 1.3”
Price: Euro:260 / US$287 / Yen:30620 / AUD$420

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2012)
Specimen size: 5.8 × 3.9 × 2.8 cm = 2.3” × 1.5” × 1.1”

Main crystal size: 1 × 1 cm = 0.4” × 0.4”
Price: Euro:680 / US$753 / Yen:80080 / AUD$1100

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2011)
Specimen size: 4.8 × 4.1 × 3.5 cm = 1.9” × 1.6” × 1.4”
Price: Euro:960 / US$1063 / Yen:113050 / AUD$1560

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2011)
Specimen size: 8.9 × 6 × 6.2 cm = 3.5” × 2.4” × 2.4”

Main crystal size: 3.5 × 3 cm = 1.4” × 1.2”
Price: Euro:1100 / US$1218 / Yen:129540 / AUD$1790

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 6.1 × 5 × 4.1 cm = 2.4” × 2.0” × 1.6”
Price: Euro:2200 / US$2436 / Yen:259090 / AUD$3590

MR26AJ9: Helvine with Spessartine and Chlorite

Different from Helvine crystals from other Chinese provenances, these are isolated, sharp and formed by the positive and negative rhombohedron, with the color between dark honey brown and yellow distributed in zones. They are on a matrix coated with orange trapezohedral Spessartine crystals and leafy aggregates of Chlorite. The Helvine has been analyzed and we will send a copy of the analysis to the buyer.
Tongbei, Yunxiao, Zhangzhou Prefecture, Fujian Province China (±2004)
Specimen size: 3.6 × 3.3 × 3.1 cm = 1.4” × 1.3” × 1.2”

Main crystal size: 1.1 × 1 cm = 0.4” × 0.4”
Price: Euro:130 / US$143 / Yen:15310 / AUD$210

MH89X4: Helvine with Spessartine and Chlorite

Very sharp Helvine crystals formed by the positive and negative rhombohedron, with the color between dark honey brown and yellow and implanted on a matrix coated by leafy aggregates of Chlorite and with orange trapezohedral Spessartine crystals. The species has been analyzed and we'll send a copy of the analysis to the buyer.
Tongbei, Yunxiao, Zhangzhou Prefecture, Fujian Province China (±2004)
Specimen size: 8.2 × 5.1 × 3.5 cm = 3.2” × 2.0” × 1.4”
Price: Euro:480 / US$531 / Yen:56520 / AUD$780

EA40Z2: Helvine-Danalite with Quartz and Chlorite

Group of very sharp tetrahedral Helvine-Danalite crystals with a dark brown color and reddish shades. The group is on matrix, with Calcite and Chlorite. The crystals have zonal growths, so we have done an external and an internal analysis, the external one showing Danalite and the internal Helvine. We’ll send a copy of both analysis to the buyer. We specially note that Danalite, the iron rich member of the series, is very uncommon, being very rare on the samples where it is present.
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 3.4 × 2.4 × 2.5 cm = 1.3” × 0.9” × 1.0”

Main crystal size: 1.1 × 1.1 cm = 0.4” × 0.4”
Price: Euro:490 / US$542 / Yen:57700 / AUD$790

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2012)
Specimen size: 4.2 × 2.8 × 3.7 cm = 1.7” × 1.1” × 1.5”
Price: Euro:150 / US$166 / Yen:17660 / 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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 2.9 × 2.2 × 1.6 cm = 1.1” × 0.9” × 0.6”

Main crystal size: 1 × 0.9 cm = 0.4” × 0.4”
Price: Euro:280 / US$310 / Yen:32970 / AUD$450

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 2.5 × 2.5 × 1.8 cm = 1.0” × 1.0” × 0.7”
Price: Euro:380 / US$420 / Yen:44750 / AUD$620

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 3.8 × 2.9 × 2.6 cm = 1.5” × 1.1” × 1.0”

Main crystal size: 1.1 × 0.9 cm = 0.4” × 0.4”
Price: Euro:420 / US$465 / Yen:49460 / AUD$680

TP48Z7: 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 very 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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 2.9 × 2.2 × 2.4 cm = 1.1” × 0.9” × 0.9”
Price: Euro:340 / US$376 / Yen:40040 / AUD$550

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), Ulanhad (Chifeng), Inner Mongolia Autonomous Region China (2013)
Specimen size: 3.2 × 3.1 × 2.3 cm = 1.3” × 1.2” × 0.9”

Main crystal size: 1.2 × 0.9 cm = 0.5” × 0.4”
Price: Euro:380 / US$420 / Yen:44750 / AUD$620

DP66AG7: Hematite

Druse of very sharp lenticular Hematite crystals that are extraordinarily bright and are coating a botryoidal growth of primary Hematite. An English classic, very typical for the locality.
Beckermet Mine, Egremont, West Cumberland Iron Field, former Cumberland, Cumbria England, United Kingdom
Specimen size: 5.5 × 4.6 × 1.6 cm = 2.2” × 1.8” × 0.6”
Price: Euro:150 / US$166 / Yen:17660 / AUD$240

NT66AI3: Hematite

Floater group of very sharp laminar crystals with very well edged parallel growths and very bright surfaces.
The sample is from the Ignacio Hernández collection (num. 106) whose original label we’ll send to the buyer.
Nador, Nador Province, Oriental Region Morocco
Specimen size: 5.3 × 2.9 × 0.1 cm = 2.1” × 1.1” × 0.0”
Price: Euro:150 / US$166 / Yen:17660 / AUD$240

DT27AH7: Hematite

Double rosette growth of laminar Hematite growths with very well defined faces, some partially rough edges and very bright pinacoidal surfaces.
Itamarandiba, Jequitinhonha, Minas Gerais Brazil
Specimen size: 6.1 × 4.9 × 1.4 cm = 2.4” × 1.9” × 0.6”
Price: Euro:220 / US$243 / Yen:25900 / AUD$350

NH66AI3: Hematite

Group of platey and very aerial Hematite crystals. They have a curious outline with a rectangular aspect. They are complete, very bright and are with small and transparent rhombohedral Magnesite crystals.
The sample is from the Ignacio Hernández collection (num. 28) whose original label we’ll send to the buyer.
Brumado, Bahia, Northeast Region Brazil
Specimen size: 4.2 × 4.1 × 2.1 cm = 1.7” × 1.6” × 0.8”

Main crystal size: 2.4 × 2.4 cm = 0.9” × 0.9”
Price: Euro:220 / US$243 / Yen:25900 / AUD$350

TA57AI4: Hematite after Magnetite (variety martite)

Very aerial parallel growth, on matrix, of very sharp Hematite crystals (after octahedral Magnetite) with very well defined skeletal growths, extraordinarily bright and partially coated by small recrystallized lenticular Hematite crystals. The sample is from an area currently defined as a National Park so it is not allowed to collect there any more.
Payún Matru Volcano, Malargüe, Malargüe Department, Mendoza Province Argentina (2008)
Specimen size: 10 × 5.6 × 6.2 cm = 3.9” × 2.2” × 2.4”
Price: Euro:275 / US$304 / Yen:32380 / AUD$440

We work with the IMA approved names for minerals. If you are not sure of the IMA name for the mineral you are looking for you can select it from the following list


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