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11325:
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Hemimorphite and Mimetite - $15 Reduced to $11
Ojuela Mine, Mapimí, Durango, Mexico
11.9 x 10.6 x 8.0 cm (4.7 x 4.2 x 3.1 inches)
Specimen status: Available Click
here to order
Colorless to light brown,
translucent to transparent hemimorphite blades on limonite matrix. The
hemimorphites reach about 1 cm in length, and most are terminated.
Scattered about are a few balls of yellow mimetite, reaching 3 mm
diameter.
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11327:
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Mimetite, Wulfenite, and Calcite - $45 Reduced to $36
Ojuela Mine, Mapimí, Durango, Mexico
26.0 x 15.5 x 8.0 cm (10.2 x 6.1 x 3.1 inches)
Specimen status: Available Click
here to order
A generous carpet of deep
green mimetite balls on limonite matrix. Accented with minor yellow,
tabular wulfenites to 5 mm, plus a liberal sprinkling colorless
calcites to 5 mm.
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11339:
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Mimetite - $100 Reduced to $81
Ojuela Mine, Mapimí, Durango, Mexico
28 x 23 x 11 cm (11.0 x 9.1 x 4.3 inches)
Specimen status: Available Click
here to order
Deep green mimetite balls
to about 5 mm cover much of the front face of the limonite matrix.
Stands without help as shown in the first picture. Lots of green,
and lots of specimen!
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11829:
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Calcite - $10 Reduced
to $9
Reynolds County, Missouri
8.1 x 7.1 x 4.4 cm (3.2 x 2.8 x 1.7 inches)
Specimen status: Available Click
here to order
A group of terminated, yellow-brown,
parallel, translucent calcite crystals. A few scattered bruises, but
these are inconsequential at this price.
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12007:
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Actinolite-Tremolite (Asbestiform) - $12 Reduced
to $10
Eagle District, Colorado
15.0 x 2.1 x 1.1 cm (5.9 x 0.8 x 0.4 inches)
Specimen status: Available Click
here to order
A long specimen of actinolite-tremolite
(exact composition undetermined), with distinctly fibrous (asbestiform)
habit (third picture). The fiber size is too large to present a health
hazard, but if you are concerned, store it in a plastic bag.
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12011:
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Goethite pseudomorph after
Pyrite - $25
Reduced to $22
Pelican Point Quarry, Pelican Point, Utah County, Utah
11.0 x 9.0 x 6.3 cm (4.3 x 3.5 x 2.5 inches)
Specimen status: Available Click
here to order
From the classic Pelican
Point locality comes this large cluster of pyrite cubes, replaced (with
good attention to detail) by submetallic goethite. The largest distinct
cube measures 2.7 cm along the edge. The specimen could use a little
cleaning and some damage is noted; hence the price. Sits for display as
shown without need for a stand.
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12018:
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Gypsum - $20 Reduced
to $18
near Spur, Dickens County, Texas
17.5 x 6.5 x 5.3 cm (6.9 x 2.6 x 2.1 inches)
Specimen status: Available Click
here to order
An elongated cluster of tan gypsum
'rosettes', rendered translucent to opaque by inclusions of sand. The
largest individual crystal is 4.3 cm across. Fluoresces green under
shortwave UV, with brief phosphorescence after the UV is removed. A few scattered cleaves, but overall
in quite good condition for such a soft mineral, especially given this
came from a 50 year old collection.
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12020:
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Fluorite, Galena, Sphalerite, and Calcite -
$10
Reduced to $9
Joplin Field, Tri-State District, Jasper County, Missouri
11.2 x 10.6 x 6.5 cm (4.4 x 4.2 x 2.6 inches)
Specimen status: Available Click
here to order
A heavily etched calcite matrix hosts a
3.5 cm wide mineralized patch of sugary galena, transparent and nearly
colorless fluorites, and a few tiny sphalerites. Scattered damage to
the fluorites. The calcite texture is interesting.
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12022:
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Sphalerite, Fluorite, and
Barite - $16
Reduced to $14
Cave in Rock, Illinois - Kentucky Fluorspar District, Hardin County,
Illinois
11.8 x 8.6 x 4.8 cm (4.6 x 3.4 x 1.9 inches)
Specimen status: Available Click
here to order
A roughly crystalline sphalerite matrix
with some highly lustrous, resinous patches hosts scattered, mostly
etched yellow and purple fluorite crystals. A second generation of
small, yellow sphalerite adds sparkle. The bottom has a carpet of
small, wafer-thin, white to colorless barite crystals.
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12032:
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Quartz - $24 Reduced
to $21
Commerce area, Ottawa County, Oklahoma
19.0 x 12.6 x 5.4 cm (7.5 x 5.0 x 2.1 inches)
Specimen status: Reserved Click
here to order
A large plate covered with mounds of
colorless, sparkly quartz points. The mounds reach several cm in
diameter, and some are broken off, revealing an internal structure of
concentric circles. Lots of quartz for not a lot of bucks.
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12033:
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Calcite variety Septarian
Nodule - $35
Reduced to $31
near Kanab, Kane County, Utah
14.5 x 13.0 x 4.7 cm (5.7 x 5.1 x 1.9 inches)
Specimen status: Available Click
here to order
A classic septarian nodule from the
classic Utah locality. It has been well cut and polished, to reveal the
structure within. No damage.
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12093:
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Fluorite and Calcite
Rosiclare Sub-District, Illinois - Kentucky Fluorspar District, Hardin
County, Illinois
9.2 x 8.6 x 6.0 cm (3.6 x 3.4 x 2.4 inches)
Specimen status: Sold
A mostly translucent fluorite mass with
many crystal faces on the front and back, accented with a few
scalohedral calcite crystals. Its just glows went backlit (second
picture). The calcites have some edgewear. Displays well without a
stand at several angles.
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