Plattnerite
Gray black needle shapes microcrystals on a stalagtite-like matrix consisting
of intergrown
calcite
rhombs
Origin: Tchah Milleh Mine, Anarak, Iran
Sample size: 5 x 11 cm
Origin: Ojuela mine, Mapimi, Durango, Mexico
Sample size: 6.5 x 7.5 x 5.5 cm (top), 9 x 4 x 4 cm (bottom)
Origin: 100 level, Holbrook mine (Holbrook Shaft), Bisbee, Warren district,
Mule Mts., Cochise Co., Arizona, U.S.A.
Sample size: 14 x 8 x 3 cm (top), 6.5 x 4.5 x 6.5 cm (2nd/bottom row)
Limonite matrix covered by black micro crystals of plattnerite and minor
calcite.
Origin: Ojuela mine, Mapimí, Mun. de Mapimí, Durango, Mexico
Sample size: 6.3 x 6.8 x 2.4 cm
Origin: Lone Mountain Mine, Pima Co., Arizona, U.S.A.
Sample size: 4.6 x 5.4 x 0.8 cm
Large, vuggy specimen with rich coverage of shiny black, acicular crystals of
plattnerite to 1 mm associated with excellent crystals of
calcite
to 3 mm. Ex. DeVito Collection
Metallic, black, prismatic micro crystals to 2 mm associated with clear
hemimorphite
Deep metallic black, micro crystals covering
hemimorphite blades. Ex. DeVito collection
Origin: Mina Ojuela, Mapimi, Durango, Mexico
Sample size: 5 x 3.5 x 2 cm (top), 11 x 7 x 6 cm (2nd row), 3 x 2.5 x 2 cm
(3rd row), 5 x 4 x 2 cm (bottom)
Deep black, lustrous needles of plattnerite to less than 0.5 mm in limonitic
matrix with a side covered by
hemimorphite and
wulfenite.
Origin: Lucin district, Box Elder Co., Utah, United States
Ex. DeVito collection
Sample size: 6 x 3.5 x 3.5 cm
Origin: Ojuela mine, Mapimí, Mun. de Mapimí, Durango, Mexico
Sample size: 0.1 mm crystal of black plattnerite on a
wulfenite
crystal, and over the matrix
Owner: Steve Rust
Origin: Esfahan, Iran
Sample size: 7.6 x 6.8 x 4.5 cm
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