Rare Minerals



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CT101 - Koettigite $ 200
Mina Oujela, Mapimi, Durango, Mexico
miniature - 4.7 x 3 x 1.5 cm


(click on an image to enlarge)

Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT101a.jpg] Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT101b.jpg] Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT101c.jpg] Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT101d.jpg] Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT101e.jpg]

Sprays of green Koettigite on both sides of a vuggy limonite matrix. A much sought after rarity from Mapimi. Comes with an old AL McGuinness label.


CT103 - MetaKoettigite $ 200 SOLD
Mina Oujela, Mapimi, Durango, Mexico
miniature - 4.4 x 3.3 x 1.3 cm


(click on an image to enlarge)

MetaKoettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT103a.jpg] MetaKoettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT103b.jpg] MetaKoettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT103c.jpg] MetaKoettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT103d.jpg]

Sprays of Metakoettigite and green Koettigite on both sides of a vuggy limonite matrix. A much sought after rarity from Mapimi. Comes with an old Chuck Trantham label with an old price of $125.


CT105 - Koettigite $ 200 SOLD
Mina Oujela, Mapimi, Durango, Mexico
miniature - 4.8 x 3 x 1 cm


(click on an image to enlarge)

Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT105a.jpg] Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT105b.jpg] Koettigite from Mina Oujela, Mapimi, Durango, Mexico [db_pics/pics/CT105c.jpg]

Sprays of green Koettigite on both sides of a vuggy limonite matrix. A much sought after rarity from Mapimi. Comes with an old Chuck Trantham label.


CT187 - Vuagnatite $ 120 SOLD
Copper King Mine, Red Mountain, Mendocino Co., California, USA
thumbnail - 2.5 x 1 x 1 cm


(click on an image to enlarge)

Vuagnatite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT187a.jpg] Vuagnatite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT187b.jpg] Vuagnatite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT187c.jpg]

Glassy, colorless/white orthorhombic crystals of vuagnatite, a rare silicate, on matrix. A small specimen but with big crystals, to 3mm in size. Collected by Chuck Trantham.


CT217 - McGuinnessite $ 100
Copper King Mine, Red Mountain, Mendocino Co., California, USA
small cabinet - 8.5 x 7 x 2 cm


(click on an image to enlarge)

McGuinnessite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT217a.jpg] McGuinnessite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT217b.jpg] McGuinnessite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT217c.jpg] McGuinnessite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT217d.jpg] McGuinnessite from Copper King Mine, Red Mountain, Mendocino Co., California, USA [db_pics/pics/CT217e.jpg]

Mcguinnessite is a rare Mg-Cu carbonate, a member of Rosasite Group and is named after well-known California mineralogist, Al McGuinness. The matrix is richly covered with radial clusters and hemispheres of teal-blue mcguinnessite. Comes with an old Chuck Trantham label that shows his old price of $100.


CT115 - Galkhaite $ 180 SOLD
Getchell Mine, Humboldt Co., Nevada
thumbnail - 3 x 2 x 1.3 cm


(click on an image to enlarge)

Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT115a.jpg] Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT115b.jpg] Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT115c.jpg]

Bright red Galkhaite crystals on Quartz coated matrix. The crystal reach 1.5mm in size. Galkhaite is a very rare cesium, thallium, mercury sulfide.


CT131 - Galkhaite $ 300
Getchell Mine, Humboldt Co., Nevada
miniature - 5 x 3 x 2.2 cm


(click on an image to enlarge)

Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT131a.jpg] Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT131b.jpg] Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT131c.jpg]

Bright red Galkhaite crystals on Quartz coated matrix. The crystal reach 1.5mm in size. Galkhaite is a very rare cesium, thallium, mercury sulfide.


CT132 - Galkhaite $ 200
Getchell Mine, Humboldt Co., Nevada
miniature - 3.3 x 2.5 x 2 cm


(click on an image to enlarge)

Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT132a.jpg] Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT132b.jpg] Galkhaite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT132c.jpg]

Bright red Galkhaite crystals on Quartz coated matrix. The crystal reach 1.5mm in size. Galkhaite is a very rare cesium, thallium, mercury sulfide.


CT188 - Tyrolite $ 90
Centenial Eureka Mine, Tintic Dist., Juab Co., Utah, USA
thumbnail - 1.6 x 0.9 x 0.8 cm


(click on an image to enlarge)

Tyrolite from Centenial Eureka Mine, Tintic Dist., Juab Co., Utah, USA [db_pics/pics/CT188a.jpg] Tyrolite from Centenial Eureka Mine, Tintic Dist., Juab Co., Utah, USA [db_pics/pics/CT188b.jpg] Tyrolite from Centenial Eureka Mine, Tintic Dist., Juab Co., Utah, USA [db_pics/pics/CT188c.jpg]

Blue green Tyrolite, a hydrated calcium copper arsenate carbonate, on matrix. Tyrolite is found in the oxidized zone of Copper deposits and is named after the type locality for the species in the Tyrol area of Austria. Ex. Chuck Trantham collection #1564, acquired by Chuck in June 2001.


CT108 - Iranite $ 150
Chah Khouni Mine, Anarak District, Isfahan Province, Iran
miniature - 4 x 3 x 1.5 cm


(click on an image to enlarge)

Iranite from Chah Khouni Mine, Anarak District, Isfahan Province, Iran [db_pics/pics/CT108a.jpg] Iranite from Chah Khouni Mine, Anarak District, Isfahan Province, Iran [db_pics/pics/CT108b.jpg] Iranite from Chah Khouni Mine, Anarak District, Isfahan Province, Iran [db_pics/pics/CT108c.jpg] Iranite from Chah Khouni Mine, Anarak District, Isfahan Province, Iran [db_pics/pics/CT108d.jpg]

Lustrous red Iranite on matrix from the type locality in Iran. Iranite is a rare lead-copper-chromate. Ex. Al McGunniess, Chuck Trantham specimens with labels.


CT112 - Deerite $ 75
Laytonville Quarry, Mendocino Co., California, USA
small cabinet - 7.5 x 4 x 2 cm


(click on an image to enlarge)

Deerite from Laytonville Quarry, Mendocino Co., California, USA [db_pics/pics/CT112a.jpg] Deerite from Laytonville Quarry, Mendocino Co., California, USA [db_pics/pics/CT112b.jpg] Deerite from Laytonville Quarry, Mendocino Co., California, USA [db_pics/pics/CT112c.jpg]

Long black acicular crystals of Deerite, a rare silicate mineral named after one of the authors of the popular book, 'An Introduction to the Rock Forming Minerals'. From the type locality.


CT121 - Aerinite $ 60
Estopimen, Muesca, Spain
thumbnail - 3 x 2.5 x 2 cm


(click on an image to enlarge)

Aerinite from Estopimen, Muesca, Spain [db_pics/pics/CT121a.jpg] Aerinite from Estopimen, Muesca, Spain [db_pics/pics/CT121b.jpg] Aerinite from Estopimen, Muesca, Spain [db_pics/pics/CT121c.jpg] Aerinite from Estopimen, Muesca, Spain [db_pics/pics/CT121d.jpg]

Blue Aerinite on matrix. Aerinite is a rare, chemically complex carbonate-bearing silicate.


CT158 - Meneghinite $ 50
Kalker Quarry, Santa Cruz, California, USA
thumbnail - 2.5 x 2.2 x 2.2 cm


(click on an image to enlarge)

Meneghinite from Kalker Quarry, Santa Cruz, California, USA [db_pics/pics/CT158a.jpg] Meneghinite from Kalker Quarry, Santa Cruz, California, USA [db_pics/pics/CT158b.jpg] Meneghinite from Kalker Quarry, Santa Cruz, California, USA [db_pics/pics/CT158c.jpg]

Bright silvery Meneghinite, a rare lead copper antimony sulfide, on matrix.


CT203 - Renardite, Dewindtite $ 50
Shinkolobwe Mine, Katanga, Congo
thumbnail - 1.8 x 1.3 x 1 cm


(click on an image to enlarge)

Renardite, Dewindtite from Shinkolobwe Mine, Katanga, Congo [db_pics/pics/CT203a.jpg] Renardite, Dewindtite from Shinkolobwe Mine, Katanga, Congo [db_pics/pics/CT203c.jpg]

Specimen of the rare uranium minerals REnardite and Dewindtite.


CT206 - Getchellite $ 50
Getchell Mine, Humboldt Co., Nevada
thumbnail - 2.3 x 1.5 x 1.3 cm


(click on an image to enlarge)

Getchellite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT206a.jpg] Getchellite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT206b.jpg] Getchellite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT206c.jpg] Getchellite from Getchell Mine, Humboldt Co., Nevada [db_pics/pics/CT206d.jpg]

Rare red Getchellite with Orpiment. Acquired from Al McGuinness in 1988.

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