Mineral Specimens - page 8
FSU

EA62AM2: Groups of flat prismatic Bertrandite crystals, very sharp and well defined, many of them doubly terminated, which contrast with the smoky tones of the group of Quartz crystals, partially covered by small Pyrite crystals. An excellent specimen of a rare species from a currently extinct locality.
Kara-Oba, Betpak-Dala (Bet-Pak-Dala) Desert, Karaganda Region  Kazakhstan (1985-1990)

Specimen size: 24 × 20 × 14 cm = 9.45” × 7.87” × 5.51”

Main crystal size: 1 × 0.4 cm = 0.39” × 0.16”

DC89AJ0: Parallel growth of very sharp Quartz (smoky variety) crystals. They are partially doubly terminated, transparent, very bright, with inclusions, and are on a matrix of crystallized Ferberite with small Pyrite crystals.
The sample was in the Desmond Sacco collection whose label we will send to the buyer.
Kara-Oba, Betpak-Dala (Bet-Pak-Dala) Desert, Karaganda Region  Kazakhstan

Specimen size: 10.3 × 5.4 × 6.8 cm = 4.06” × 2.13” × 2.68”

Main crystal size: 8.8 × 5.7 cm = 3.46” × 2.24”

VB99AI0: Group of flattened Datolite crystals that are bright, translucent, have a uniform clear green color and are with black and very bright Ilvaite crystals. A Russian classic.
First Sovetskii Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (1996)

Specimen size: 12.4 × 10.3 × 3.9 cm = 4.88” × 4.06” × 1.54”

Main crystal size: 4.6 × 2.3 cm = 1.81” × 0.91”

TX51AG7: Aggregate of equant Datolite crystals with very well defined faces and edges. They are translucent, very bright and partially coated by clear Quartz crystals.
It is an old sample from the Richard Shupe collection (cat. nr. 6374) to whom we sold it in the past and whose label we’ll send to the buyer.
Bor Pit, Dalnegorsk B deposit, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 14.3 × 12.5 × 7.2 cm = 5.63” × 4.92” × 2.83”

Main crystal size: 6.5 × 4.5 cm = 2.56” × 1.77”

SV89AJ0: Large Pyrrhotite crystals with very well defined parallel growths, with an intense brass color and luster and on matrix with small Quartz and Pyrite crystals and twinned Sphalerite.
The sample was in the Desmond Sacco collection whose label we will send to the buyer.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 9.2 × 6.5 × 6.2 cm = 3.62” × 2.56” × 2.44”

Main crystal size: 4.7 × 3.5 cm = 1.85” × 1.38”

M17L: Calcite with an unusual habit.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (1997)

Specimen size: 8 × 6 cm = 3.15” × 2.36”

MA68Z8: Aggregate of very sharp rhombohedral Calcite crystals with a second generation of lenticular crystals of the same mineral and druses of small Pyrite crystals that almost completely coat the rhombohedral faces. The sample is representative of the very varied mineralogical richness of Dalnegorsk.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 9.6 × 8.6 × 4.7 cm = 3.78” × 3.39” × 1.85”

Main crystal size: 4.2 × 3.3 cm = 1.65” × 1.30”

DM89AE3: The crystal, very large for the locality, combines a prism and a terminal rhombohedron, with very well defined polycrystalline faces. I It is translucent and bright with a very intense and uniform pink color. There is a small bit of Sphalerite at its base.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 10.2 × 8.8 × 7.8 cm = 4.02” × 3.46” × 3.07”

DY39AE2: Aggregate of Ilvaite crystals with bright and very well defined faces and edges, on a matrix of very platy Calcite crystals partially coated by small cubic Pyrite crystals. The Ilvaites from Dalnegorsk, relatively abundant some years ago, are now scarce, even moreso in this quality.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 5.6 × 3.8 × 3.3 cm = 2.20” × 1.50” × 1.30”

Main crystal size: 3.8 × 1.8 cm = 1.50” × 0.71”

EF26R9: Group of translucent crystals of Quartz. They are slightly spindled and most of them are doubly terminated, and they have inclusions which clearly define phantoms.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (±1990)

Specimen size: 8.1 × 6.2 × 2.9 cm = 3.19” × 2.44” × 1.14”

Main crystal size: 6 × 1.1 cm = 2.36” × 0.43”

EA62AL5: Groups of red Quartz crystals, elongated, many of them doubly terminated, intergrown, and forming very "sculptural" groups - a very different habit from the usual. Finds of this type of Quartz in Dalnegorsk were quite ephemeral and as they appeared, they quickly disappeared too, so it is not easy to get such elegant specimens as this one. The red Quartz is partially covered by a second generation of white Quartz.
Second Sovetskii Mine, 230↓, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (±1998)

Specimen size: 15.5 × 11.4 × 6.4 cm = 6.10” × 4.49” × 2.52”

Main crystal size: 3.4 × 0.25 cm = 1.34” × 0.10”

MT66AL5: Very aerial crystals of prase Quartz with polycrystalline surfaces with the typical tapered shape of local specimens, deep in color, on matrix, with small Andradite crystals.
Sinerechenskoe, Primorsky Krai  Russia

Specimen size: 6.1 × 3.7 × 3.9 cm = 2.40” × 1.46” × 1.54”

Main crystal size: 3 × 1 cm = 1.18” × 0.39”

DR67AC4: Aggregate of crystals that have polycrystalline surfaces and with the tapered shape typical of the samples from the locality. The sample, very aerial and esthetic, is bordered, at the base, by small Andradite crystals. The sample is from the Desmond Sacco collection, whose label we’ll send to the buyer.
Sinerechenskoe, Primorsky Krai  Russia

Specimen size: 6.5 × 5.5 × 3.3 cm = 2.56” × 2.17” × 1.30”

Main crystal size: 5.8 × 2 cm = 2.28” × 0.79”

MX89AK6: Elbaite crystal with very well defined faces and edges, with perfect terminal faces, with pyramid and pinacoid forms. The crystal, translucent and bright, is a different color from those known to date in this pegmatite, with pinkish-yellow tones that accompany the usual red color that is very intense on the terminal faces.
Sosedka vein, Malkhan (Malchan), Krasnyi Chikoy, Chitinskaya Oblast, Zabaykalsky Krai, Far Eastern  Russia (2019)

Specimen size: 3.7 × 2.2 × 2.1 cm = 1.46” × 0.87” × 0.83”

EH89AI5: Elbaite (rubellite variety) with simple and very well defined faces and edges and a very smooth pinacoidal termination. It is translucent, bright, has a very intense and uniform color and it is with a tiny Feldspar matrix with leafy Mica aggregates.
Mokhovaya pegmatite, Malkhan (Malchan), Krasnyi Chikoy, Zabaykalsky Krai  Russia (±2004)

Specimen size: 7.6 × 2.4 × 2.3 cm = 2.99” × 0.94” × 0.91”

EX74AH6: Two single Elbaite (rubellite variety) crystals, one of them doubly terminated and hemihedral. The crystals are with Albite and tabular Muscovite crystals and are translucent with an intense reddish-pink color with stripes of slightly yellowish shades.
Malkhan (Malchan), Krasnyi Chikoy, Zabaykalsky Krai  Russia

Specimen size: 7.8 × 4 × 2.7 cm = 3.07” × 1.57” × 1.06”

Main crystal size: 6.9 × 2 cm = 2.72” × 0.79”

LM77AE5: Very aerial aggregate, on matrix, of sharp flattened crystals that are between transparent and translucent, very bright, with inclusions, and that have a dark plum color with mauve shades. Russian Axinite-(Fe) specimens were famous for their size, deep color and sharpness of the crystals.
The sample is from the Carlos Millan collection (catalog #8123) who’s computer card we’ll send to the buyer. Previously it was in the Silvane collection.
Puiva Mount, Saranpaul, Khanty-Mansi Okrug, Tyumen Oblast  Russia

Specimen size: 6.2 × 5 × 3.8 cm = 2.44” × 1.97” × 1.50”

Main crystal size: 3.2 × 2 cm = 1.26” × 0.79”

EH93AI8: Twinned Cassiterite crystals with very well defined parallel growths. They are between transparent and translucent, very bright, have a dark brown color with golden reflections, and they are on matrix, with Muscovite and a white Albite crystal. Exceptional for the locality.
Merekski District, Bureya Massif, Khabarovsk Krai  Russia

Specimen size: 6.5 × 4.5 × 3.4 cm = 2.56” × 1.77” × 1.34”

Main crystal size: 1.7 × 1.5 cm = 0.67” × 0.59”

NE74AJ8: A native Gold pebble, complete and bright from one of the most classic gold localities in Russia.
The sample is from the Carlos Prieto collection whose handwritten label we will send to the buyer.
The specimen has been reviewed, photographed and published in the Russian magazine ‘Mineral Observer’ on page 71 in the volume 24, number 3
Asachinskoe deposit, Kamchatka Territory  Russia

Specimen size: 1.9 × 1.1 × 0.4 cm = 0.75” × 0.43” × 0.16”

TR37AL7: Flattened crystal between translucent and transparent with a fibrous appearance and a pearly luster and with curious very aerial polycrystalline recrystallizations. The specimen, of great quality for the species, comes from the prestigious Rock Currier collection (No. 6722), whose label we will send to the buyer.
Pamir Mountains, Viloyati Mukhtori Gorno-Badakhshan  Tajikistan

Specimen size: 10.3 × 2.3 × 0.8 cm = 4.06” × 0.91” × 0.31”

DD57AM1: Group of Fluorite crystals with clearly dominant dodecahedron forms and with cube faces. Transparent, lustrous, colorless, on matrix, with Quartz crystals. A classic from Dalnegorsk.
Nikolaevski Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Far-Eastern Region  Russia (07/2003)

Specimen size: 5.1 × 4.7 × 4.4 cm = 2.01” × 1.85” × 1.73”

Main crystal size: 3.7 × 3.4 cm = 1.46” × 1.34”

TG76L1: Group of translucent octahedral Fluorite crystals, on a smoky Quartz crystal. The sample is from a locality where nowadays is quite difficult to obtain specimens.
Kara-Oba, Betpak-Dala (Bet-Pak-Dala) Desert, Karaganda Region  Kazakhstan (±1993)

Specimen size: 6.7 × 4.4 × 3.3 cm = 2.64” × 1.73” × 1.30”

Main crystal size: 3 × 2.6 cm = 1.18” × 1.02”

TQ89W8: Aggregate of Copper crystals that are pseudomorphs and perimorphs after octahedral crystals of Cuprite, with a second generation of small octahedral crystals of Cuprite with vivid reddish reflections.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (20-25/11/2010)

Specimen size: 4.5 × 4.3 × 2.8 cm = 1.77” × 1.69” × 1.10”

Main crystal size: 1.5 × 1.2 cm = 0.59” × 0.47”

VF99AI8: Native Copper crystals that have very well defined faces and edges with the dominant octahedral form, very bright, associated with groups of octahedral Cuprite crystals that have coatings of Silver.
The sample is from the Jordi Vilallonga collection.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (06-08/2008)

Specimen size: 5 × 3.2 × 2.7 cm = 1.97” × 1.26” × 1.06”

TA89S0: A novelty at Tucson 2011. Group of very well developed crystals of native Copper, some of them perimorphs after Cuprite and coated by aggregates of octahedral crystals of the same species that are very bright and with slightly curved faces and edges.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (20-25/11/2010)

Specimen size: 6.8 × 6.2 × 3.4 cm = 2.68” × 2.44” × 1.34”

Main crystal size: 0.9 × 0.6 cm = 0.35” × 0.24”

TZ99N0: A novelty for Tucson 2009. Group of octahedral crystals with slight curvatures of faces and edges. They have excellent luster, with reddish reflections especially vivid under a strong light. The sample is from a recent find (July and August of 2008) at a Russian locality practically unknown until now.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (06-08/2008)

Specimen size: 3.3 × 3.2 × 2.5 cm = 1.30” × 1.26” × 0.98”

Main crystal size: 2.2 × 1.6 cm = 0.87” × 0.63”