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McGuinnessite
McGuinnessite McGuinnessite McGuinnessite
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McGuinnessite (Ref: CT844)

Red Mountain, Mendocino Co., California, USA
70mm x 55mm x 14mm
$250
Bubbly blue/green McGuinnessite on all sides of matrix.  McGuinnessite is a rare manganese, copper, carbonate and this specimen is from the type locality of the Copper King Mine in the Red Mountain Mining District. Ex. Chuck Trantham collection. Self collected by Chuck and Al McGuinness in 1982. This was the best McGuinnessite I saw in the collection, and Chuck had it priced at $250.
Data last checked on 28th Jul 2024 - specimen may no longer be available

From: Marin Minerals
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See Also

McGuinnessite
Red Mountain, Mendocino Co., California, USA
$200
80mm x 60mm x 45mm
From: Marin Minerals
Vaugnatite
Copper King Mine, Red Mountain, Mendocino Co., California, USA
$200
60mm x 50mm x 25mm
From: Marin Minerals
Vaugnatite
Copper King Mine, Red Mountain, Mendocino Co., California, USA
$150
72mm x 25mm x 20mm
From: Marin Minerals
Magnetite
Iron Hat Mine, Cadiz, Marble Mountains, San Bernardino Co., California, USA
$280
42mm x 25mm x 22mm
From: Marin Minerals
Woodhouseite
Champion Mine, White Mountains, Mono Co., California, USA
$200
70mm x 70mm x 60mm
From: Marin Minerals
Albite and Microcline with Schorl
Nuevo pocket, Southern Pacific Silica Quarry, Lakeview Mountains, Nuevo, Riverside Co., California, USA
$195
91mm x 83mm x 44mm
From: Bob Griffis Minerals
Datolite
Russian River, north of Cloverdale, Mendocino Co., California, USA
$150
70mm x 40mm x 40mm
From: Marin Minerals
Rutile
Champion Mine, White Mountains, Mono Co., California, USA
$400
45mm x 45mm x 25mm
From: Marin Minerals
Caledonite
Reward Mine, Russ District, Inyo Co., California, USA
$250
90mm x 58mm x 49mm
From: Bob Griffis Minerals
Wulfenite
Red Cloud Mine, La Paz Co., Arizona, USA
$250
18mm x 13mm x 8mm
From: Marin Minerals
Tourmaline
Himalaya Mine, Mesa Grande, San Diego Co., California, USA
$250
17mm x 17mm x 7mm
From: Marin Minerals
Wulfenite. 28.42 ct.
Red Cloud Mine, La Paz Co., Arizona, USA
$268 *
From: A Bijoux
Inderite
Boron, Kern Co., California, USA
$240
80mm x 30mm x 20mm
From: Marin Minerals
Neptunite
Gem Mine, San Benito Co., California, USA
$280
27mm x 13mm x 13mm
From: Marin Minerals
Wulfenite. 34.24 ct.
Red Cloud Mine, La Paz Co., Arizona, USA
$226 *
From: A Bijoux
* price is an approximate conversion and may not be accurate.

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