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Gold - Anvil Creek, Cape Nome, Seward
Peninsula, Alaska
From the L. Sofia Gold collection, this hefty placer nugget is from the
early 1900s placer mining activities at Anvil Creek, a historic Gold
mining site on the Seward Peninsula in Alaska.
Order Item MI-1285
Specimen size: 1 3/4 long (47 mm), 5/8 wide (16 mm), and up to 5/8
(16 mm) thick
Weight: 104.3 grams (3.36 troy ounces)
Price: $3800.
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Pyrite Bacino Mine, Rio Marina, Isola de Elba, Italy Large single
crystal.
Order Item No. MI-1262
Specimen size: 2 Ό X 1 Ύ X 1 3/4
Price: $75.
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A.
B. |
Pyrite with Quartz Alimon Mine, San
Jose de Hyayllay District, Cerro de Pasco Province, Pasco Dept., Peru
Order Item No. MI-1268A
Pyrite cubes to Ύ across, Quartz xls. to Ύ tall.
Specimen size: 5 ½ X 4 3/8 X 1 Ύ
Price: $225.
Order Item No. MI-1268B
B. Pyrite cubes to 5/8 and near Ύ across, needle Quartz xls. to 1
tall
Specimen size: 5 X 4 Ό X 1 3/8
Price: $275 |
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A.
B. |
Pyrite Navajun, Logrono Region, La Rioja Province, Spain The
largest Pyrite cube is 1 1/8 X 1 1/8. The host rock (matrix) is marl,
which has been analyzed as more than 50% clay (type not specified in the
analysis) and at least 15% calcium carbonate, i.e., either Calcite or
Aragonite.
Order Item No. MI-1270A
Specimen size: 4 Ύ X 3 5/8 X 2 Ό
Price: $80
Order Item No. MI-1270B
Specimen size: 3 7/8 X 2 7/8 X 2 3/8
Price: $65 |
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A.
B. |
Quartz Amethyst Anahi Mine, Santa Cruz, Bolivia Large single
crystal.
Order Item No. MI-1269A
Specimen size: 4 Ό X 3 X 2 Ό
Price: $225
Order Item No. MI-1269B
Specimen size: 3 3/4 X 3 1/8 X 2 5/8
Price: $195
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Quartz State of Minas Gerais, Southeast Region, Brazil - Agate Geode
with drusy Quartz xls., both halves polished on the surface
Order Item No. MI-1261
Specimen size: Pair Left side is 4 7/8 X 2 Ύ X 1 Ύ. Right side is 4
5/8 X 2 Ύ X 1 ½
Price: $60. / pair |
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A.
B.
C.
D.
E. |
Quartz Amethyst State of Minas Gerais, Southeast Region, Brazil
Several nice display specimens available, priced according to the
specimen size and size of crystals. All are sections from the interiors
of very large, geode-like formations.
Order Item No. MI-1267A
Specimen size: 4 5/8 X 2 Ό X 1 Ό
Price: $30.
Order Item No. MI-1267B.
Specimen size: 4 X 3 3/8 X 1 Ό
Price: $40.
SOLD
Order Item No. MI-1267C
Specimen size: 3 Ό X 3 Ό X 1 Ύ
Price: $35.
SOLD
Order Item No. MI-1267D
Specimen size: 7 Ύ X 4 3/8 X 2 1/8
Price: $90.
Order Item No. MI-1267E
Specimen size: 10 X 7 ½ X 1 Ύ
Price: $150 |
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Quartz Herkimer Diamond Middleville, Herkimer County, New York Two
large, magnificent water clear xls. are in a group, no matrix.
Order Item No. MI-1272
Specimen size: 2 ½ X 1 ½ X 1
Price: $175 |
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Quartz with Montmorillonite and Rutile inclusions Skalistyi Mine,
Polar Urals, Russia Large double terminated Quartz xl. with inclusions
of pale pink Montmorillonite on the right end, and hair-like golden
Rutile needles on the left end. All faces of the Quartz xl. have been
polished so the inclusions can be clearly observed. The associated
Montmorillonite might also be of interest because it is in the clay
minerals group.
Order Item No. MI-073A
Specimen size: 5 Ύ X 3 1/8 X 3
Price: $225. |
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Quartz Diamantina, State of Minas Gerais, Southeast Region, Brazil
Several large, prismatic, colorless Quartz xls. are in a group, without
matrix. The two largest double terminated Quartz xls. are 4 ½ and 4 Ό
in length. The large single terminated Quartz xl. is 4 ½ long.
Order Item No. MI-1251
Specimen size: 6 across (distance between the tips of the two largest
Quartz xls.), 4 Ό tall, 1 1/4 thick
Price: $150 SOLD |
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Quartz with Pyrite Huaron, Ancash Dept., Peru Group of numerous
needle Quartz xls. with several cubic Pyrite xls. associated. The
longest Quartz xl. is 1 3/8, and the Pyrite xls. are up to nearly ½
across.
Order Item No. MI-1257
Specimen size: 3 X 2 ½ X 1 ½
Price: $60 |
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A.
B. |
Quartz Amethyst Artigas, Uruguay Both specimens are sections of
large, geode-like formations. From this locality, these very special
specimens have knobby projections of matrix, protruding into the hollow
openings in the geodes, and these knobby projections are covered with
Amethyst crystals. Item B. only has small white Calcite xls.
associated.
Order Item No. MI-1278A
Specimen size: 3 ½ X 2 ½ X 2 Ό
Price: $110.
Order Item No. MI-1278B
Specimen size: 4 ½ X 3 3/8 X 2 ½
Price: $150. SOLD |
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Calcite Karoly Mine, Gyongyosoroszi, Hungary Attractive white
crystal group.
Order Item No. MI-1252
Specimen size: 3 3/8 X 3 3/8 X 1 3/8
Price: $95 |
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Calcite Dalnegorsk, Primorskiy Kray, Russia Magnificent, striated
single crystal with a very small amount of matrix on the back.
Order Item No. MI-1279
Specimen size: 2 Ό X 2 1/8 X 1
Price: $100 |
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STIBNITE - Wuning Antimony
Mine, Qingjiang, Wuning County, Jiangxi Province, China
This double terminated single crystal would provide an excellent
addition to any display of sulfides / sulfosalts, minerals from Chinese
localities, or single crystals. The crystal is highly striated, very
sharp and shiny, with a very small point of attachment on the back of
the crystal. The terminations are slightly crude, typical of many
specimens from this locality. See the B. photo, which shows one of the
terminations with a natural curvature this is a feature seen in
Stibnite from many locations, worldwide. This occurrence is described
in the following references: the Mineralogical Record magazine,
March-April 2002, P. 139-147, as well as in the Jan-Feb 2007 issue, P.
8-10 (China II issue). Additional information on the Wuning Antimony
Mine, and spectacular Stibnite specimens found there, can be found in
Fine Minerals of China, G. Liu, P. 244-247 (2006). All of these
reference books are available for purchase see below. This fine
single crystal is from the Lorraine Sofia collection.
Specimen size: 8 3/4 long, 1 wide, 1/2 thick
Order Item # MI-1301 Price: $125.00
References:
MR, March-April 2002, Vol. 33, No. 2
MR, January-February 2007, Vol.
38, No. 1 (China II special issue)
Fine Minerals of China, G. Liu,
P. 244-247 (2006) |
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Dolomite with Magnetite Christie Mine, Fresno County, California
Pure aggregate composed of numerous small white rhombohedral Dolomite
xls., and minor massive white Dolomite, associated with micro black
Magnetite xls. No rock matrix.
Order Item No. MI-1263
Specimen size: 5 ½ X 4 X 1 Ύ
Price: $45. SOLD |
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Gypsum Var. Ramshorn Selenite Mariposa Mine, Terlingua, Brewster Co.,
Texas Specimen has 6 ramshorns, up to 1 3/8 tall.
Order Item No. MI-1264
Specimen size: 3 ½ X 3 X 1 7/8
Price: $60. SOLD |
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Gypsum with Malachite, Brochantite, Linarite Blanchard Mine, Socorro
Co., New Mexico - The Gypsum is colored pale green by inclusions of
Malachite.
Order Item No. MI-1277
Specimen size: 3 ½ X 3 Ό X 3
Price: $35 |
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Gypsum with sand inclusions Great Salt Plains, Alfalfa Co., Oklahoma
Attractive large crystal group the largest xl. is ~ 2 ½ long and
nearly 2 wide.
Order Item No. MI-1273
Specimen size: 5 X 4 X 3 1/8
Price: $45 |
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Anhydrite Naica, Municipio de Saucillo, Chihuahua, Mexico
Beautifully terminated, large single crystal, no matrix. Very minor
Pyrite is associated.
Order Item No. MI-1253
Specimen size: 3 tall, 1 ½ wide, near 3/8 thick
Price: $65 |
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Microcline Var. Amazonite Two Points Mine, Teller County, Colorado
Blue-green crystal group, no matrix.
Order Item No. MI-1280
Specimen size: 3 X 3 X 1 3/8
Price: $60 SOLD |
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Orthoclase Var. Adularia Val Cristallina, Medel, Grisons (Graubunden),
Switzerland Large white twinned xl. is 3 across. The pale gray area
in the center of the main large xl. is a small group of Adularia xls.
with a slight shadow on them, protruding directly out of the front of
the large crystal. Minor pale green Chlorite is associated, and a small
amount of matrix on the back of the specimen.
Order Item No. MI-1247C
Specimen size: 3 X 2 1/8 X 1 3/8
Price: $95 |
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Orthoclase Yellow Pine Mine, near Goodsprings, Clark Co., Nevada
Double terminated Orthoclase xl. 7/8 tall on matrix.
Order Item No. MI-1256
Specimen size: 2 ½ X 1 ½ X 1 Ό
Price: $15 |
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Montmorillonite Boron Mine, Boron, Kern Co., California Pure
massive, pale pink.
Order Item No. MI-1274
Specimen size: 3 Ό X 1 7/8 X 1 3/8
Price: $24.50 |
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B. |
Talc with Actinolite Wrightwood, San Bernardino Co., CA Pale green
to light silver-gray color Talc with dark green crystalline Actinolite,
no matrix.
Order Item No. MI-1276A
Specimen size: 5 Ύ X 2 5/8 X 2 ½
Price: $40.
Order Item No. MI-1276B
Specimen size: 7 Ό X 4 X 2
Price: $85 |
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Pyrophyllite Indian Gulch, Mariposa Co., California Radiating sprays
of pale silvery-gray Pyrophyllite cover the entire front of the
specimen.
Order Item No. MI-1275
Specimen size: 4 5/8 X 2 ½ X 2
Price: $30 |
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Muscovite Star Mica with Grossular Garnet Riacho Genipapo, Northern
Minas Gerais, Brazil Two twinned Muscovite xls. of ~ 5/8 X Ύ and Ύ
X 7/8 are associated with a larger single Muscovite xl. 2 X 1 ½.
Several dark wine-orange-red Grossular xls. up to Ύ across are also
present in the group.
Order Item No. MI-1258
Specimen size: 3 X 1 ½ X 1
Price: $175 SOLD |
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Muscovite Stak Nala, Gilgit Division, Pakistan Large cleavage of
light smoky gray color Muscovite, no matrix or associated minerals.
Order Item No. MI-1259
Specimen size: 6 X 4 Ό across, X approx. 5 mm thick
Price: $45 |
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Lizardite Snarum, Vikersund, Norway Pale yellow-green massive
Lizardite (Serpentine group) has white Hydrotalcite and small amounts of
dark green Clinochlore associated. No rock matrix.
Order Item No. MI-1212
Specimen size: 5 Ύ X 2 Ύ X 1 7/8
Price: $55. SOLD |
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Muscovite (Sericite) pseudo after (replacing) Leucite Hamitkoy Area,
Kaman, Kirshehir, Turkey
Slightly off-white color massive Kaolinite is replacing a small
softball size Leucite crystal. Fully terminated, no matrix.
Order Item No. MI-1255
Specimen size: 2 7/8 X 2 5/8 X 2 ½
Price: $35 |
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Calcite NBHC Mine, Broken Hill, New South Wales, Australia Light
pink crystallized, drusy Calcite has been deposited as a secondary
coating, upon larger individual, primary growth Calcite crystals. The
two largest original, primary growth Calcite crystals are each 1 ½
across. Fluorescent light pink.
Order Item MI-1281
Specimen size: 4 Ό X 2 ½ X 2 3/8
Price: $60.
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Calcite Challenger Mine, Nuevo Leon State, Mexico Impressive, very
large size, display quality cleavage rhomb of translucent, light pink
Calcite. Fluorescent pink.
Order Item No. MI-1282
Specimen size: 6 X 4 1/8 X 2 3/8
Price: $144.
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Calcite Tsumeb, Namibia Group of rhombohedral xls. on matrix.
Order Item No. MI-1265
Specimen size: 3 ½ X 2 7/8 X 1 Ύ
Price: $65 |
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Calcite Var. Manganocalcite Wessels Mine, Northern Cape Province,
South Africa Very pale pink crystal group.
Order Item No. MI-1266
Specimen size: 3 Ό X 2 3/8 X 1 1/8
Price: $45 |
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Dolomite Eugui, Pamplona, Navarra, Spain Group of large translucent
/ colorless xls.
Order Item No. MI-1271
Specimen size: 1 ½ X 1 Ό X 1 1/8
Price: $60 |
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=
Fluorescent Specimen
= Radioactive Specimen
