Mineral Specimens - page 1
USA

TB16V4: Group of flattened prismatic crystals of Anhydrite, one of them dominant, completely pseudomorphed by Quartz. The Quartz forms a continuous surface of small, very bright, crystals.
The sample, very typical for the locality, is with a label of the collector, Robert Stoufer, that we will send to the buyer.
O.S. Pocket, Ouray, Ouray County, Colorado  USA (1992)

Specimen size: 9.4 × 4.4 × 2.5 cm = 3.7” × 1.7” × 1.0”

KH86M8: Parallel growth of tabular crystals from a classic American locality. The crystals, sharp and very well defined, have an excellent luster and a honey color, between orange and yellow.
The sample is from the James Catmur collection (num B250), whose label will be sent to the buyer.
Sherman Mine, Upper Iowa Gulch, Leadville, Lake County, Colorado  USA

Specimen size: 7.2 × 5.6 × 1.5 cm = 2.8” × 2.2” × 0.6”

ER96H1: An excellent group, very rich in rhombohedral, very sharp crystals. Color, luster and transparency are magnificent. Matrix is Quartz, Pyrite and Tetrahedrite. The quality of the specimen is exceptional because of its excellent condition. A specimen of high desirability.
Hedgehog Pocket, Main Stope Drift, Sweet Home Mine, Alma, Colorado  USA (09/1996)

Specimen size: 9.7 × 6.2 × 4.4 cm = 3.8” × 2.4” × 1.7”

Main crystal size: 1.2 × 1.1 cm = 0.5” × 0.4”

TD89T3: Laminar growth with polycrystalline surfaces corresponding to very well defined triangular faces. The sample is an example of the old- fashioned presentation typical of samples early in the 20th century, a black box with glass top and with a Schortmann’s Minerals, Easthampton, Massachusetts, label.
Breckenridge District, Summit County, Colorado  USA

Specimen size: 1.8 × 1.6 × 0.2 cm = 0.7” × 0.6” × 0.1”

TB47T8: Group of really huge crystals, one of them doubly terminated, with an extraordinarily deep green color and very intense luster, with some Quartz crystals and on matrix. Extraordinary sample, an American classic.
Green Monster Mountain, Prince of Wales Island, Alaska  USA (±1970)

Specimen size: 10.3 × 9.5 × 7 cm = 4.1” × 3.7” × 2.8”

Main crystal size: 6.7 × 5.7 cm = 2.6” × 2.2”

TZ86V2: Group of crystals of Azurite with a slightly unusual habit, being very flat. They are transparent with a deep blue color, and are on matrix, with bundles of acicular crystals of Malachite. A very good sample from one of the most classic American localities.
Sacramento Mine, Bisbee, Warren, Cochise County, Arizona  USA

Specimen size: 5 × 3.7 × 3.7 cm = 2.0” × 1.5” × 1.5”

Main crystal size: 2.2 × 1.5 cm = 0.9” × 0.6”

TE47E0: A very esthetic Wulfenite that is very upright on the matrix, shows a well-defined crystal form, is partially gemmy, and has a good, slightly redder than normal color.
Red Cloud Mine, Silver District, Trigo Mountains, La Paz County, Arizona  USA (2001)

Specimen size: 3 × 2 × 1 cm = 1.2” × 0.8” × 0.4”

Main crystal size: 1.5 × 1.3 × 0.3 cm = 0.6” × 0.5” × 0.1”

TB58T1: Group of three doubly terminated crystals, with a good definition of terminal faces and growths of a fibrous aspect on the prism. The prisms have a very good geometrical color zoning, which is perpendicular to the main orientation of the crystal.
The sample is from the John H. Marshall collection, as the catalog number of register on the piece shows, though we don’t have the original label from John.
Himalaya Mine, Mesa Grande, San Diego County, California  USA

Specimen size: 4.7 × 2.2 × 2.3 cm = 1.9” × 0.9” × 0.9”

MK13V1: Parallel colorless transparent crystals, two of them clearly dominant. They have very well defined faces and edges and perfect smooth terminations. A borate that is quite infrequent in good crystals.
The sample is from the Thomas Moore collection (without label)
Kramer Hills deposit, Boron, San Bernardino County, California  USA (2010)

Specimen size: 3.3 × 1.2 × 1 cm = 1.3” × 0.5” × 0.4”

EB91I2: Just a classic. The crystals, prismatic, have excellent luster and they are free of damage. They are doubly terminated and very well positioned on the Natrolite matrix.
Benitoite Gem Mine, San Benito County, California  USA

Specimen size: 7.3 × 6.3 × 3.1 cm = 2.9” × 2.5” × 1.2”

Main crystal size: 3.6 × 0.6 cm = 1.4” × 0.2”

EK29H1: Both crystals, the main one, very big, and the little one on the lower part of the specimen, have very good color and luster, in sharp contrast with the white Natrolite matrix.
Benitoite Gem Mine, San Benito County, California  USA

Specimen size: 3 × 2.3 × 2 cm = 1.2” × 0.9” × 0.8”

Main crystal size: 1.8 × 1 cm = 0.7” × 0.4”

T76NH5: This variety of Andradite is from from the plentiful (and the only one known to date) find in the Yellow Cat Mine, November, 1998. Crystals are dodecahedra of very well-defined faces and edges; they are bright and have good color contrasting on a slightly bluish matrix partially covered by Clinochlore.
Yellow Cat Mine, New Idria District, San Benito County, California  USA (11/1998)

Specimen size: 5 × 3.8 × 2 cm = 2.0” × 1.5” × 0.8”

Main crystal size: 0.4 × 0.3 cm = 0.2” × 0.1”

T86AH5: This variety of Andradite is from the plentiful (and the only one known to date) find in the Yellow Cat Mine, November, 1998. Crystals are dodecahedra of very well-defined faces and edges; they are bright and have good color contrasting on a slightly bluish matrix.
Yellow Cat Mine, New Idria District, San Benito County, California  USA (11/1998)

Specimen size: 5.5 × 5 × 2 cm = 2.2” × 2.0” × 0.8”

Main crystal size: 0.3 × 0.3 cm = 0.1” × 0.1”

T97CH5: This variety of Andradite is from the plentiful (and the only one known to date) find in the Yellow Cat Mine, November, 1998. Crystals are dodecahedra of very well-defined faces and edges; they are bright and have good color contrasting on a slightly bluish matrix.
Yellow Cat Mine, New Idria District, San Benito County, California  USA (11/1998)

Specimen size: 9.4 × 4.4 × 2.7 cm = 3.7” × 1.7” × 1.1”

Main crystal size: 0.3 × 0.3 cm = 0.1” × 0.1”

T27DH5: This variety of Andradite is from the plentiful (and the only one known to date) find in the Yellow Cat Mine, November, 1998. Crystallization is excellent, dodecahedrons have very well-defined faces and edges, and they are bright and have good color contrasting with a dark green matrix of Clinochlore.
Yellow Cat Mine, New Idria District, San Benito County, California  USA (11/1998)

Specimen size: 6.7 × 4.2 × 2.1 cm = 2.6” × 1.7” × 0.8”

Main crystal size: 0.5 × 0.5 cm = 0.2” × 0.2”

T89GH5: This variety of Andradite is from the plentiful (and the only one known to date) find in the Yellow Cat Mine, November, 1998. It has a surface rich with dodecahedra with very well-defined faces and edges, bright and having an excellent color.
Yellow Cat Mine, New Idria District, San Benito County, California  USA (11/1998)

Specimen size: 6.5 × 4.2 × 3.2 cm = 2.6” × 1.7” × 1.3”

Main crystal size: 0.3 × 0.2 cm = 0.1” × 0.1”

TJ53L7: A Classic Specimen. Good sized Rutile crystal with well defined faces and a very marked and classic twin. Faces show a very good luster, with deep reddish reflections. At the base and at the top and back side we can see a small Muscovite rich matrix.
The sample is accompanied by a collection label. On the back of the label is handwritten that this sample was collected by Terry and Jean Ledford in the spring of 1998. As is our custom, we will send the label to the buyer.
Graves Mountain, Lincoln County, Georgia  USA (1998)

Specimen size: 7 × 6.8 × 5.3 cm = 2.8” × 2.7” × 2.1”

TE17V2: Arborescent growths of Gold with idiomorphic crystals with very well defined faces and edges, on Quartz matrix with an unidentified metallic mineral, probably Molybdenite. The sample is from a locality that is practically unknown by the mineralogical community.
Belshazzer Mine, #2 Dump, Quartzburg, Boise Basin, Idaho  USA (2009)

Specimen size: 4 × 3 × 2 cm = 1.6” × 1.2” × 0.8”

Main crystal size: 2.2 × 0.2 cm = 0.9” × 0.1”

TF56V1: Group of flattened crystals, transparent to translucent, and neatly twinned. They are on a matrix of rough Galena. The locality is a world classic for Pyromorphite, but good samples of Cerussite from there are less common.
The sample is from the Geary Murdock collection, whose label we'll send to the buyer.
Bunker Hill Mine, Kellogg, Shoshone County, Idaho  USA

Specimen size: 5.4 × 5.1 × 2.9 cm = 2.1” × 2.0” × 1.1”

Main crystal size: 1.5 × 0.8 cm = 0.6” × 0.3”

TR26Q1: Sharp twinned crystals with very well defined crystal form, transparent and of excellent luster. We especially note the locality, now abandoned, that produced good but scarce specimens of this species.
Bunker Hill Mine, Kellogg, Shoshone County, Idaho  USA

Specimen size: 3 × 1 × 1.3 cm = 1.2” × 0.4” × 0.5”

MD16T3: Aggregate of short crystals with very well defined faces and edges, very bright and showing an excellent greenish yellow color. The sample is from the earliest finds in the Bunker Hill mine when it reopened in 1988.
Bunker Hill Mine, Kellogg, Shoshone County, Idaho  USA (±1988)

Specimen size: 1.8 × 1.4 × 1.4 cm = 0.7” × 0.6” × 0.6”

TM96S1: Spheroidal growths of very bright orange crystals, very typical from the nine level in the famous Bunker Hill Mine. An American classic.
Bunker Hill Mine, 9th level, Jersey Vein, Kellogg, Shoshone County, Idaho  USA

Specimen size: 3.6 × 3 × 1.7 cm = 1.4” × 1.2” × 0.7”

TD66Q8: Neatly shaped prismatic crystal with a bright and transparent pinacoidal termination. The prismatic faces of the crystal, with a good blue color, are also transparent but they have translucent zones. The lower part of the crystal is naturally corroded due to the contact zones with its matrix. We especially note the locality, very uncommon.
The sample is from the Gary Murdock collection, whose label we will send to the buyer. Previously it was in the University of California (Santa Barbara) collection.
Sawtooth Batholith, Sawtooth Mts., Boise County, Idaho  USA

Specimen size: 3.7 × 1 × 0.8 cm = 1.5” × 0.4” × 0.3”

TX46Q6: “Book” aggregates of thick tabular crystals with very well defined blue color from one of the great classic localities of North America.
The sample has a Geary Murdock collection label that we’ll send to the buyer.
Hardin County, Illinois  USA

Specimen size: 6 × 7 × 5.3 cm = 2.4” × 2.8” × 2.1”

TB28S1: Group of very bright cuboctohedral crystals of Galena that have polycrystalline and partially skeletal growths. An American classic.
Ballard Mine, Baxter Springs, Tri-State District, Kansas  USA

Specimen size: 9.4 × 7.2 × 4.4 cm = 3.7” × 2.8” × 1.7”

Main crystal size: 3 × 3.1 cm = 1.2” × 1.2”

MF70Q1: Very aerial group of crystals better formed than usual, some of them with very well defined crystalline forms, of good size and luster.
Central Mine, Central, Keweenaw County, Michigan  USA

Specimen size: 3.3 × 3.1 × 1.5 cm = 1.3” × 1.2” × 0.6”

T91B: Floater of well formed Copper from a classic locality:
Quincy Mine, Houghton Co., Michigan  USA

Specimen size: 4 × 2 cm = 1.6” × 0.8”

TE68D8: A large crystal of native Copper. It is a complete floater that is very esthetic given the perfect form of the main crystal.
Osceloa#6 Mine, Keweenaw, Michigan  USA

Specimen size: 6.7 × 2.5 × 1.6 cm = 2.6” × 1.0” × 0.6”

Main crystal size: 3.2 × 1.6 cm = 1.3” × 0.6”

TF86H5: Excellent crystallization clearly showing the faces of the dodecahedron, even considering the typical deformation and elongation of crystals.
The sample is from an old collection of Northwestern University and we’ll include the label.
Keweenaw, Michigan  USA

Specimen size: 6 × 3.6 × 3.4 cm = 2.4” × 1.4” × 1.3”

Main crystal size: 1.7 × 0.7 cm = 0.7” × 0.3”

TL67J3: Compact arborescent group of very well defined crystals. Some of them show perfectly the form of the octahedron, with an uncommon definition of faces and edges. The white accompanying species is Calcite, not Quartz.
Keweenaw County, Michigan  USA

Specimen size: 11.4 × 5.6 × 2.7 cm = 4.5” × 2.2” × 1.1”

TK69L5: A classic specimen from a classic locality. Dendritic growth of crystals of considerable size, elongated, with some well defined faces. Nice floater.
Houghton County, Michigan  USA

Specimen size: 10.6 × 8.2 × 2 cm = 4.2” × 3.2” × 0.8”

ED52T4: Arborescent aggregate of Silver crystals, elongated and very well defined for the species. They are with equant and isolated crystals of native Copper. The sample has a number corresponding to an indeterminate collection.
Tamarack Mine, Tamarack, Calumet, Houghton County, Michigan  USA

Specimen size: 4.5 × 2.5 × 1.5 cm = 1.8” × 1.0” × 0.6”

Main crystal size: 1.8 × 0.4 cm = 0.7” × 0.2”

TY86Q1: Leafy aggregates, very bright, of excellent color and on a matrix very rich in Pyrite. An American classic.
Butte, Silver Bow County, Montana  USA

Specimen size: 4.8 × 3.9 × 2.5 cm = 1.9” × 1.5” × 1.0”

TA96T8: Very well defined scepter growth whose base is a smoky crystal, with a very deep color, capped by a sharp crystal with a short prism and translucent with many inclusions. Because of a neat irregular growth on the back it is possible to see the termination of the dark smoky stem.
Royal Scepter Mine, Hallelujah Junction, Washoe County, Nevada  USA (06/2010)

Specimen size: 13.2 × 4 × 4 cm = 5.2” × 1.6” × 1.6”

TJ96S3: Very rich dendritic growths, on matrix, of sharp elongated cubic and octahedral crystals with perfect terminations and very well defined faces and edges.
Round Mountain Mine, Round Mountain Mine District, Nye County, Nevada  USA (2007)

Specimen size: 3.7 × 2.8 × 1.7 cm = 1.5” × 1.1” × 0.7”

Main crystal size: 0.1 × 0.1 cm = 0.0” × 0.0”

TA86T6: Tabular-laminar crystals on matrix. They are very sharp, completely transparent, with an intense yellow color and an extraordinary luster. An American classic, very esthetic.
Meikle Mine, Bootstrap, Elko County, Nevada  USA (1998)

Specimen size: 10.8 × 6.9 × 5.4 cm = 4.3” × 2.7” × 2.1”

Main crystal size: 1.1 × 0.9 cm = 0.4” × 0.4”

TF48N9: Octahedral crystals of considerable size, very well defined with a deep and uniform color and good luster, which not so frequent in the samples of this locality.
The number mark on the sample indicates it was on the collection of John H. Marshall, well known collector of Pyromorphite but who also collected Fluorites.
William Wise Mine, Westmoreland, Cheshire County, New Hampshire  USA (1990)

Specimen size: 8.9 × 5.7 × 4.6 cm = 3.5” × 2.2” × 1.8”

Main crystal size: 6.3 × 4.5 cm = 2.5” × 1.8”

RF16S7: Bright nodular growths typical of Zincite from Franklin. Very intense red color, with pinkish Tephroite on a white Calcite matrix.
Franklin, Sussex County, New Jersey  USA

Specimen size: 6.1 × 4.2 × 3.6 cm = 2.4” × 1.7” × 1.4”

TJ27H7: The crystal is doubly terminated and its faces and edges have an excellent definition, much better than most usual for this classic material. The matrix of white Calcite contrasts with the darker shades of the crystal.
The sample is from Thomas Moore collection.
Franklin, Sussex County, New Jersey  USA

Specimen size: 2 × 2 × 1.4 cm = 0.8” × 0.8” × 0.6”

Main crystal size: 2 × 1.5 cm = 0.8” × 0.6”

EG49T4: Radial aggregates of acicular crystals that have extraordinary color and luster. They are on a Quartz matrix with small drops of Brochantite. The sample is numbered as 463, corresponding to an indeterminate collection.
Blanchard Mine, Bingham, Hansonburg, Socorro County, New Mexico  USA

Specimen size: 5.7 × 4.6 × 3.4 cm = 2.2” × 1.8” × 1.3”

TM50T0: An excellent floater crystal, complete, without lateral exfoliation or damage, very transparent with very well marked parallel growths on both terminations. One of the more rare Spodumene samples from this locality in North Carolina, better known by the variety Hiddenite.
Hiddenite (Stony Point), Alexander County, North Carolina  USA (±1985)

Specimen size: 10.7 × 3.4 × 2 cm = 4.2” × 1.3” × 0.8”

TA36L0: One of the novelties of Tucson 2008. Transparent to translucent cubic Fluorite crystals with sharp faces and edges. Color varies between yellow and dark honey, with well defined and quite variable color intensity in geometric zonations. On a matrix of small crystals of Celestine.
White Rock Quarry, Clay Center, Ottawa County, Ohio  USA (2007)

Specimen size: 4.7 × 3.3 × 3.2 cm = 1.9” × 1.3” × 1.3”

Main crystal size: 1.6 × 1.5 cm = 0.6” × 0.6”

TD86Q6: White trapezohedral crystals. They are bright, have very well defined faces and edges and are partially coated by small crystals of Apophyllite-(KF). The sample is of excellent quality for the locality, a classic for American zeolites.
Cornwall Mines, Cornwall, Lebanon County, Pennsylvania  USA

Specimen size: 9.9 × 7.1 × 4.2 cm = 3.9” × 2.8” × 1.7”

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

MP36T0: Well individualized crystals with very well defined faces and edges, very bright, and with intense deep red reflections. On matrix, with white rhombohedral crystals of Dolomite.
Gordonsville Mine, Carthage, Smith County, Tennessee  USA

Specimen size: 5.4 × 5.4 × 2.4 cm = 2.1” × 2.1” × 0.9”

Main crystal size: 1.9 × 1.6 cm = 0.7” × 0.6”

MY6R8: Sphalerite crystals more individualized than usual for the locality. They have a very well defined tetrahedral habit and are twinned, translucent and very bright, being implanted on a matrix coated by Quartz with small white crystals of Dolomite and yellow crystals of Calcite. A USA classic.
Gordonsville Mine, Carthage, Smith County, Tennessee  USA

Specimen size: 11.4 × 7.2 × 5.7 cm = 4.5” × 2.8” × 2.2”

Main crystal size: 1.9 × 1.3 cm = 0.7” × 0.5”

TA76N0: Group of cuboctahedral crystals on a base of massive Quartz and coated by a thin layer of microcrystalline Quartz. The sample comes from an American state where Fluorite is very scarce.
Deer Trail Mine, Piute County, Marysvale, Utah  USA (1982)

Specimen size: 7 × 4.9 × 2.8 cm = 2.8” × 1.9” × 1.1”

Main crystal size: 2.8 × 2.6 cm = 1.1” × 1.0”

TC56N0: Group of cuboctahedral crystals on a base of massive Quartz and coated by a thin layer of microcrystalline Quartz. The sample comes from an American state where Fluorite is very scarce.
Deer Trail Mine, Piute County, Marysvale, Utah  USA (1982)

Specimen size: 7.3 × 5.9 × 2.8 cm = 2.9” × 2.3” × 1.1”

Main crystal size: 1.7 × 1.6 cm = 0.7” × 0.6”

TB56N0: Group of cuboctahedral crystals on a base of massive Quartz. The coating of microcrystalline Quartz has been eliminated with hydrofluoric acid to enhance both the crystallography and the real color of the Fluorite. The sample comes from an American state where Fluorite is very scarce.
Deer Trail Mine, Piute County, Marysvale, Utah  USA (1982)

Specimen size: 5.8 × 5.4 × 2.9 cm = 2.3” × 2.1” × 1.1”

Main crystal size: 1.5 × 1.5 cm = 0.6” × 0.6”

TD66N0: Group of cuboctahedral crystals on a base of massive Quartz and coated by a thin layer of microcrystalline Quartz. The sample comes from an American state where Fluorite is very scarce.
Deer Trail Mine, Piute County, Marysvale, Utah  USA (1982)

Specimen size: 8 × 4.8 × 3.3 cm = 3.1” × 1.9” × 1.3”

Main crystal size: 2.2 × 2.1 cm = 0.9” × 0.8”

TF71K4: Group of two flat, transparent and doubly terminated Quartz crystals on a matrix of Feldspar crystals, probably Orthoclase. The locality is uncommon.
The matrix has, on its backside, a fissure recemented by Quartz but also repaired (or consolidated). This circumstance is noted on the label from the Bob Jones collection, that we'll send with the specimen.
Mineral Mountains, Milford, Beaver County, Utah  USA

Specimen size: 15.5 × 10 × 6 cm = 6.1” × 3.9” × 2.4”

TK1V2: Parallel growths of dodecahedral crystals with a deep honey color, bright and transparent. The color is darker than usual due to the size of the crystals which are unusually large for the locality, one of the great worldwide classics for the species.
The sample was in the collection of John Lindell, whose label we’ll send to the buyer.
"Mud Bunny" Pocket, Vesper Peak, Sultan, Snohomish County, Washington  USA (1981)

Specimen size: 8.7 × 6.5 × 5 cm = 3.4” × 2.6” × 2.0”

Main crystal size: 2.1 × 1.4 cm = 0.8” × 0.6”