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Large (20.98 ct) Sweetwater agate surrounded by (starting at
left top in clockwise direction), specular hematite (7.73 cts) from the
Charter Oak Mine, Encampment, specular hematite from Hartville (7.08 cts),
jasperoid (6.06 cts) from Aspen Mountain near Rock Springs, banded iron
(10.3 cts) from Copper Mountain, fuchsitic quartzite (7.25 cts) from Copper
Mountain, and jasper (8.17 cts) from the Hartville area (photo by W.D.
Hausel). |
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A collection of minerals and rocks from Wyoming (photo by
W.D. Hausel). |
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A slab of minyulite discovered by Robert Bratton in western
Wyoming. (Photo courtesy of Robert Bratton). |
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Gem and industrial diamonds recovered from kimberlite in the
State Line district, south of Laramie (photo by Karl Albert). |
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Princess cut peridot gemstone from the Leucite Hills near
Rock Springs. |
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Faceted peridot (1.5 cts) found in the Leucite Hills near
Rock Springs. The peridot shows excellent transparency and color in
transmitted light (photo by W.D. Hausel). |
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Selection of faceted Wyoming peridots collected from
anthills in the Leucite Hills north of Rock Springs (photos by Robert
Gregory). |
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Palmer Canyon gemstones. The gemstone in the middle is a
nearly flawless 1.1-carat pinkish-purple sapphire. The cabochon in the upper
right of the photo is a semi-precious 1.4-carat pinkish-brown sapphire
(photo by W.D. Hausel). The gemstones were provided to the WSGS to
photograph by Vic Norris of Lyons, Colorado. |
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Pink corundum (sapphire - 0.12 & 1.5 cts) and blue kyanite
(0.74 & 1.21 cts) from Palmer Canyon (photo by W.D. Hausel). |
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Sapphires surrounded by iolite fashioned from minerals
collected at Palmer Canyon. The transparent iolite gems weigh 0.5, 1.0 and
1.49 carats. These sit next to some translucent to opaque ornamental
cordierite that weighs 3.4 and 3.9 carats. Specimens courtesy of Vic Norris
(photo by W.D. Hausel). |
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The iolites (0.36-1.33 ct) and sapphires (1.15 and 1.47 ct)
shown here are from Palmer Canyon. Courtesy of Vic Norris; photo by Maha
Tannous, courtesy of GIA (Gemological Institute of America). |
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High-quality iolite gems from Palmer Canyon (photo by Robert
Gregory). |
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Sapphire-blue iolite gems from Palmer Canyon (photo by
Robert Gregory). |
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Gem-quality red pyrope garnet and emerald-green chromian
diopside found in anthills in the Cedar Mountain area (photo by Richard
Kucera). |
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Beautiful, chromian pyrope garnet (0.07 carat) collected
from an anthill at Butcherknife Draw in the Greater Green River Basin,
southeastern Wyoming (photo by Robert Gregory). |
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Blue forest petrified wood from the Eden Valley region north
of Rock Springs. |
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Youngite agatized breccia from Hartville. Specimen courtesy
of Norma Beers (photo by W.D. Hausel). |
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Sweetwater agates collected by J.D. Love. |
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Several Wyoming opal cabochons found in the Beaver Rim
region sit between two boulders with raw opal. |
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Approximately 170 carats of common opal fashioned from
material in central Wyoming (photo by W.D. Hausel). |
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Orbicular granodiorite from the Ferris Mountains (photo by
W.D. Hausel). |
