Selected Specimens

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CT229 - Bixbyite on Hematite after Garnet on Topaz $ 125
Maynard Claim, Thomas Range, Utah, USA
thumbnail - 2.3 x 1.5 x 1.3 cm


(click on an image to enlarge)

Bixbyite on Hematite after Garnet on Topaz from Maynard Claim, Thomas Range, Utah, USA [db_pics/pics/CT229a.jpg] Bixbyite on Hematite after Garnet on Topaz from Maynard Claim, Thomas Range, Utah, USA [db_pics/pics/CT229b.jpg] Bixbyite on Hematite after Garnet on Topaz from Maynard Claim, Thomas Range, Utah, USA [db_pics/pics/CT229c.jpg] Bixbyite on Hematite after Garnet on Topaz from Maynard Claim, Thomas Range, Utah, USA [db_pics/pics/CT229d.jpg]

12 mirror lustrous cubes of Bixbyite to 3mm grown atop a 1cm psuedomorph of Hematite after Garnet, all grown atop a gemmy Topaz crystal.


CT165 - Legrandite $ 225
Mina Ojuela, Mapimi, Durango, Mexico
thumbnail - 3 x 2.5 x 2 cm


(click on an image to enlarge)

Legrandite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/CT165a.jpg] Legrandite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/CT165b.jpg] Legrandite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/CT165c.jpg]

Wide vug in Limonite filled with golden crystals of Legrandite. A rarity from the Chuck Trantham collection, originally acquired by Chuck from Al McGuinness in 1988.


CT170 - Pyromorphite $ 90
Bunker Hill Mine, Kellog, Idaho, USA
thumbnail - 2.6 x 2 x 1.5 cm


(click on an image to enlarge)

Pyromorphite from Bunker Hill Mine, Kellog, Idaho, USA [db_pics/pics/CT170a.jpg] Pyromorphite from Bunker Hill Mine, Kellog, Idaho, USA [db_pics/pics/CT170b.jpg] Pyromorphite from Bunker Hill Mine, Kellog, Idaho, USA [db_pics/pics/CT170c.jpg] Pyromorphite from Bunker Hill Mine, Kellog, Idaho, USA [db_pics/pics/CT170d.jpg]

Undamaged mound of yellow/green Pyromorphite crystals from the classic Bunker Hill Mine.


CT198 - Bournonite $ 150
Machacamarca Mine, Potosi Dept., Bolivia
thumbnail - 2.5 x 2.3 x 1.5 cm


(click on an image to enlarge)

Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT198a.jpg] Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT198b.jpg] Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT198c.jpg] Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT198d.jpg]

Well formed 2.5cm 'cogwheel' of Bournonite that sits up perfectly for display on a small amount of matrix. This is from older finds at mine that has produced some of the world's finest Bournonites.


CT182 - Bournonite $ 90
Machacamarca Mine, Potosi Dept., Bolivia
thumbnail - 2.4 x 2.3 x 1.5 cm


(click on an image to enlarge)

Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT182a.jpg] Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT182b.jpg] Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT182c.jpg] Bournonite from Machacamarca Mine, Potosi Dept., Bolivia [db_pics/pics/CT182d.jpg]

Well formed intergrown 'cogwheels' of Bournonite to 2.2cm with small amounts of attached matrix. This is from older finds at mine that has produced some of the world's finest Bournonites.


CT161 - Betafite $ 150
Silver Crater Mine, Bancroft, Ontario, Canada
thumbnail - 2.5 x 2.3 x 2 cm


(click on an image to enlarge)

Betafite from Silver Crater Mine, Bancroft, Ontario, Canada [db_pics/pics/CT161a.jpg] Betafite from Silver Crater Mine, Bancroft, Ontario, Canada [db_pics/pics/CT161b.jpg] Betafite from Silver Crater Mine, Bancroft, Ontario, Canada [db_pics/pics/CT161c.jpg] Betafite from Silver Crater Mine, Bancroft, Ontario, Canada [db_pics/pics/CT161d.jpg]

Well formed complete single crystal of Betafite.


CT184 - Acanthite $ 120
Veta Grande Mine, Zacatecas, Mexico
thumbnail - 2 x 2 x 1 cm


(click on an image to enlarge)

Acanthite from Veta Grande Mine, Zacatecas, Mexico [db_pics/pics/CT184a.jpg] Acanthite from Veta Grande Mine, Zacatecas, Mexico [db_pics/pics/CT184b.jpg] Acanthite from Veta Grande Mine, Zacatecas, Mexico [db_pics/pics/CT184c.jpg]

Somewhat flattened, curving mass of Acanthite on a Quartz crystal covered matrix. Old specimen.


CT256 - Benitoite with Joaquinite, Neptunite $ 220
Gem Mine, San Benito Co., California, USA
small cabinet - 6 x 3.3 x 2 cm


(click on an image to enlarge)

Benitoite with Joaquinite, Neptunite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT256a.jpg] Benitoite with Joaquinite, Neptunite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT256b.jpg] Benitoite with Joaquinite, Neptunite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT256c.jpg]

Highly etched but glassy, tabular Benitoite crystals to 1cm with black Neptunite crystals, small brown Joaquinite crystals on white Natrolite over schist. Classic combination specimen for the locality. Comes with old Chuck Trantham and California Mineral Connection labels.


CT260 - Benitoite $ 450
Gem Mine, San Benito Co., California, USA
thumbnail - 2.5 x 1.5 x 1.2 cm


(click on an image to enlarge)

Benitoite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT260a.jpg] Benitoite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT260b.jpg] Benitoite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT260c.jpg]

Cluster of 7 good sized, blue Benitoite crystals on white Natrolite. Largest Benitoite is 1.2cm. Some crystals are contacted along the edges where they grew against schist, but they have good color and are undamaged. Old specimen.


CT120 - Neptunite with Joaquinite $ 90
Gem Mine, San Benito Co., California, USA
thumbnail - 3 x 2.2 x 1.5 cm


(click on an image to enlarge)

Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT120a.jpg] Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT120b.jpg] Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT120d.jpg]

Five chunky, well terminated Neptunite crystals on schist matrix.  Largest crysal is 1.4cm. Also present are small brown crystals of the rare mineral Joaquinite.


CT338 - Rutile $ 400
Champion Mine, White Mountains, Mono Co., California, USA
miniature - 4.5 x 4.5 x 2.5 cm


(click on an image to enlarge)

Rutile from Champion Mine, White Mountains, Mono Co., California, USA [db_pics/pics/CT338a.jpg] Rutile from Champion Mine, White Mountains, Mono Co., California, USA [db_pics/pics/CT338b.jpg] Rutile from Champion Mine, White Mountains, Mono Co., California, USA [db_pics/pics/CT338i.jpg] Rutile from Champion Mine, White Mountains, Mono Co., California, USA [db_pics/pics/CT338j.jpg]

Mirror-lustrous Rutile crystals to 1.2cm that contrast well against a matrix of white Pyrophyllite. Ex. Chuck Trantham personal collection, collected by Chuck at the mine in September 1983. This was considered special enough to Chuck to be illustrated in his Mineral Collections of California supplement to the Minerlogical Record magazine. Sawcut on base.


CT343 - Malachite after Azurite $ 150
Touissit, Morocco
thumbnail - 2.5 x 2.2 x 1.2 cm


(click on an image to enlarge)

Malachite after Azurite from Touissit, Morocco [db_pics/pics/CT343a.jpg] Malachite after Azurite from Touissit, Morocco [db_pics/pics/CT343b.jpg] Malachite after Azurite from Touissit, Morocco [db_pics/pics/CT343c.jpg]

Cluster of sharply formed Azurite crystals that have been partially replaced by velvety green Malachite. Aethetic form and high quality old specimen.


CT263 - Cerussite $ 125
Tsumeb, Namibia
thumbnail - 2.4 x 1.5 x 1.3 cm


(click on an image to enlarge)

Cerussite from Tsumeb, Namibia [db_pics/pics/CT263a.jpg] Cerussite from Tsumeb, Namibia [db_pics/pics/CT263b.jpg] Cerussite from Tsumeb, Namibia [db_pics/pics/CT263c.jpg] Cerussite from Tsumeb, Namibia [db_pics/pics/CT263d.jpg]

Three 'snowflake' crystals of Cerussite uprite and side-by-side on a thin piece of Mottramite covered matrix.


CT265 - Chrome Dravite $ 600
Commander Mine, Nadonjukin, Simanjiro, Tanzania
thumbnail - 1.8 x 1 x 0.7 cm


(click on an image to enlarge)

Chrome Dravite from Commander Mine, Nadonjukin, Simanjiro, Tanzania [db_pics/pics/CT265a.jpg] Chrome Dravite from Commander Mine, Nadonjukin, Simanjiro, Tanzania [db_pics/pics/CT265b.jpg] Chrome Dravite from Commander Mine, Nadonjukin, Simanjiro, Tanzania [db_pics/pics/CT265c.jpg] Chrome Dravite from Commander Mine, Nadonjukin, Simanjiro, Tanzania [db_pics/pics/CT265d.jpg]

Terminated single gem crystal of Chrome Tourmaline which is a chromium and vanadium rich Dravite. Complete all around with deep emerald green coloration in the upper half and a more olive green in the lower half. Fantastic color and mostly gem quality with just a few interanl veils. This was one of the finest thumbnails I obtained from a large parcel back in 2016, which I sold and recently reacquired in trade, offered now at the same old price. Undamaged. From a spectacular pocket opened in 2016. Weighs 2.4 grams.


CT286 - Bornite wtih Quartz $ 300
Dzhezkazgan, Kazakhstan
miniature - 3.5 x 2.5 x 2.5 cm


(click on an image to enlarge)

Bornite wtih Quartz from Dzhezkazgan, Kazakhstan [db_pics/pics/CT286a.jpg] Bornite wtih Quartz from Dzhezkazgan, Kazakhstan [db_pics/pics/CT286c.jpg] Bornite wtih Quartz from Dzhezkazgan, Kazakhstan [db_pics/pics/CT286e.jpg] Bornite wtih Quartz from Dzhezkazgan, Kazakhstan [db_pics/pics/CT286f.jpg]

Large, slightly irridescent Bornite crystals to 2cm on a matrix of Quartz crystals. Bornite crystals are rare, these are just released from an old collection.
(click on a page number to go to that page:)

1 2 3 4 5 6 7 8 9 10 11 12
13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70 71 72
73 74 75 76 77 78 79 80 81 82 83 84
85 86 87 88 89 90 91 92 93 94 95 96
97 98 99 100 101 102 103 104 105 106 107 108
109 110 111 112 113 114 115 116 117 118 119 120
121 122 123 124 125 126 127 128 129 130 131 132
133 134 135 136 137 138 139 140 141 142 143 144
145 146

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