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McGuinnessite
McGuinnessite McGuinnessite McGuinnessite
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McGuinnessite (Ref: MK915)

Red Mountain, Mendocino Co., California, USA
80mm x 60mm x 45mm
Blue/green McGuinnessite on multiple sides of a rock matrix. 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 on most sides. Comes with an old Chuck Trantham label that indicates it was collected in July 1975. Comes with an old Al McGuinness label. Ex. Len Pisciotta collection.
From: Marin Minerals
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See Also

McGuinnessite
Red Mountain, Mendocino Co., California, USA
$250
70mm x 55mm x 14mm
From: Marin Minerals
Vaugnatite
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$200
60mm x 50mm x 25mm
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Vaugnatite
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Woodhouseite
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$200
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Magnetite
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$280
42mm x 25mm x 22mm
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Rutile
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$200
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Calcite
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Northupite (2 crystals)
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$200
13mm x 12mm x 11mm
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Topaz with Bixbyite
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$210
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Wulfenite. 34.24 ct.
Red Cloud Mine, La Paz Co., Arizona, USA
$226 *
From: A Bijoux
Titanite with Melanite
MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA
$180
80mm x 45mm x 30mm
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Axinite-(Fe) from CALIFORNIA
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$180
46mm x 30mm x 14mm
From: Spirifer Minerals
Morganite
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$220
20mm x 15mm x 15mm
From: Marin Minerals
* price is an approximate conversion and may not be accurate.

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