The Collection of Armon McPherson

A special auction featuring specimens from the collection of Armon McPherson, a retired physicist, now living in New Mexico.  Armon received his PhD from North Carolina State University in 1985, and worked at the laser laboratory at the University of Illinois at Circle Center.  In the summer of 1997, Armon moved to the Argonne National Laboratory where he worked at the Advanced Photon Source, then the world’s largest synchrotron facility dedicated as an x-ray source. In 2001, he was asked to join a team at Sandia National Laboratories in Albuquerque to conduct laser research for DARPA.  Finally, staying within Sandia, he transferred to the Z Facility, the world’s most powerful x-ray facility.  He retired in the spring of 2017.  Armon's introduction to mineral collecting came in the 1980s during graduate school when he attended his first mineral show.  He took up the hobby of faceting gems, and focused his early collection on gem crystals, and later transitioned into collecting non-gem species.  We are proud to offer specimens from his worldwide mineral collection here for you.

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Wire Silver (rare Chinese locality)
Tongbai Co., Nanyang, Henan, China
Ex. Armon McPherson
7.5 x 3.3 x 1.1 cm
Winning Bid: $904
Lepidolite (excellent crystals) with Quartz
Paprok, Kamdesh District, Nuristan, Afghanistan
Ex. Armon McPherson
9.6 x 7.8 x 6.7 cm
Winning Bid: $1,050
Quartz var: Amethyst (''flower'')
Ametista do Sul, Rio Grande do Sul, Brazil
Ex. Armon McPherson
7.1 x 5.1 x 1.1 cm
Winning Bid: $675
Diopside (fine crystal)
Slyudyanka, Lake Baikal area, Irkutsk Oblast, Russia
Ex. Armon McPherson
2.9 x 2.3 x 1.3 cm, 19.4 grams
Winning Bid: $110
Calcite (rare color and style)
Chenzhou, China
Ex. Armon McPherson
6.0 x 5.7 x 3.2 cm
Winning Bid: $219
Synthetic Quartz (Bell Telephone Laboratories)
New Jersey, USA
Ex. Armon McPherson
19.2 x 2.2 x 1.6 cm, 152.9 grams
Winning Bid: $421
Microcline var: Amazonite
Lake George area, Park Co., Colorado, USA
Ex. Armon McPherson
12.3 x 8.7 x 5.1 cm
Winning Bid: $525
Hematite (''feather'') (large specimen)
Lake Superior District, Michigan, USA
Ex. Armon McPherson
18.5 x 3.2 x 2.7 cm
Winning Bid: $576
Rhodochrosite Stalactite (polished)
Capillitas Mine, Andalgalá Dept., Catamarca, Argentina
Ex. Armon McPherson
5.3 x 2.7 x 2.7 cm
Winning Bid: $845
Copper (''Spinel''-twins)
Chino Mine, Santa Rita, Grant Co., New Mexico, USA
Ex. Armon McPherson
19.3 x 10.4 x 0.7 cm, 360 grams
Winning Bid: $252
Brookite (gemmy ''phantom'' crystal)
Kharan Dist., Balochistan, Pakistan
Ex. Armon McPherson
2.3 x 1.3 x 0.1 cm
Winning Bid: $202
Gypsum var: Selenite (HUGE crystal!)
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
Ex. Armon McPherson
50.1 x 4.7 x 3.1 cm, 840 grams
Winning Bid: $499
Wulfenite
Red Cloud Mine, La Paz Co., Arizona, USA
Ex. Armon McPherson
2.3 x 1.7 x 0.4 cm
Winning Bid: $212
Quartz (classic material)
Mt Ida, Montgomery Co., Arkansas, USA
Ex. Armon McPherson
18.7 x 12.1 x 3.7 cm
Winning Bid: $240
Native Copper pseudomorph after Cuprite (RARE for the locality)
Tsumeb Mine, Oshikoto Region, Namibia
Ex. Armon McPherson
3.6 x 2.7 x 2.4 cm
Winning Bid: $335
Silver pseudomorph after Dyscrasite (rare)
Příbram District, Central Bohemian Region, Czech Republic
Ex. Armon McPherson
6.4 x 5.7 x 3.9 cm
Winning Bid: $183
Tourmaline (GEMMY bi-color crystal)
Dara-e-Pech Pegmatite Field, Kunar, Afghanistan
Ex. Armon McPherson
4.8 x 2.0 x 1.3 cm, 32.9 grams
Winning Bid: $600
Baryte (doubly-terminated) on Calcite
Elk Creek, Dalzell, Meade Co., South Dakota, USA
Ex. Armon McPherson
6.7 x 6.2 x 4.7 cm
Winning Bid: $415
Opal var: Opal-AN (formerly Hyalite Opal) (fluorescent)
Chalk Mountain Mine, Spruce Pine, Mitchell County, North Carolina, USA
Ex. Armon McPherson
15.6 x 9.7 x 4.7 cm
Winning Bid: $226
Baryte (doubly-terminated) on Calcite
Elk Creek, Dalzell, Meade Co., South Dakota, USA
Ex. Armon McPherson
10.3 x 9.7 x 9.3 cm
Winning Bid: $435
Fluorite (gemmy)
Yiyang, Tongbai, Henan, China
Ex. Armon McPherson
13.6 x 6.2 x 2.3 cm
Winning Bid: $105
Rhodochrosite with Calcite
Boldut Mine, Cavnic (Kapnik), Maramureș Co., Romania
Ex. Armon McPherson
6.6 x 4.1 x 1.7 cm
Winning Bid: $230
Spodumene (sharp gemmy crystal)
Nuristan, Afghanistan
Ex. Armon McPherson
11.1 x 4.5 x 2.1 cm, 231.6 grams
Winning Bid: $340
Rhodochrosite
Santa Eulalia Mining District, Aquiles Serdán Municipality, Chihuahua, Mexico
Ex. Armon McPherson
3.2 x 3.1 x 1.7 cm
Winning Bid: $243
Sphalerite (gemmy twin)
Iron Cap Mine, Landsman Camp, Santa Teresa Mts, Aravaipa District, Graham County, Arizona
Ex. Armon McPherson
2.2 x 2.1 x 1.3 cm
Winning Bid: $130
Sulfur (fine crystal) with Hydrocarbon inclusions
Cozzo Disi Mine, Casteltermini, Agrigento, Sicily, Italy
Ex. Armon McPherson
3.7 x 3.6 x 2.3 cm
Winning Bid: $335
Creedite (excellent color)
Navidad Mine, Indé Municipality, Durango, Mexico
Ex. Armon McPherson
11.7 x 8.7 x 6.7 cm
Winning Bid: $230
Quartz (doubly-terminated)
Mt Ida, Montgomery Co., Arkansas, USA
Ex. Armon McPherson
6.2 x 5.3 x 5.1 cm
Winning Bid: $295
Quartz (scepters) (rare locality)
Patch Mine, Central City, Gilpin Co., Colorado, USA
Ex. Armon McPherson
7.3 x 5.3 x 2.3 cm
Winning Bid: $210