Laumontite
Origin: Azurite mine, Pinal Co., Arizona, U.S.A.
Owner: Lou Perloff
Microscopic image
Photo-Atlas
of Minerals
Origin: Pine Creek mine, Mt. Morgan, Inyo Co., California, U.S.A.
Owner: Natural History Museum of Los Angeles County
Sample size: about 7 cm high
Anthony Kampf, Natural History Museum of Los Angeles County
Photo-Atlas
of Minerals
Origin: Willi Agatz Mine, Dresden, Saxony, Germany
Picture size: 7 mm
Owner: Thomas Witzke
Origin: Bear Creek Quarry, Drain, Douglas Co., Oregon, U.S.A.
Sample size: 7.8 x 4.9 x 3.2 cm
Variety leonhardite (laumontite with lower water content)
Origin: Pine Creek Mine, Bishop, Inyo Co., California, U.S.A.
Sample size: 7.4 x 0.7 x 0.5 cm (top), 5.8 x 1.1 x 0.8 cm (2nd row), 7.4 x 1.3
x 1.0 cm (bottom)
Origin: near Rose Valley, Cowlitz Co., Washington, United States
Sample size: 3 x 2 x 3 cm
Variety leonhardite
Origin: Kurtsy, Crimea, Ukraine
Ex. Polak collection
Sample size: 5 x 4.5 x 2 cm
Long, thick prismatic yellow crystal with white
okenite
"balls" to 1 cm.
Origin: Bombay, India
Ex. Kidwell collection
Sample size: 6 x 2 x 1.5 cm
Origin: Pine Creek mine, Bishop, California, U.S.A.
Sample size: 4.5 x 4 x 2 cm
Origin: Gotthard-Roadtunnel, Uri, Switzerland
Sample size: micromount
Laumontite crystals of 2-5 mm with some
elbaite
grains
Origin: Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Sample size: miniature
Origin: Creag Brimishgan, Loch Na Keal, Isle of Mull, Argyll, Scotland, UK
Owner: Steve Rust
Origin: Marsco, Sligachan, Isle of Skye, Inverness-shire, North West
Highlands, Scotland, UK
Sample size: crystals to 0.6 mm
Owner: Steve Rust
Origin: Sligachan quarry, Sligachan, Isle of Skye, Inverness-shire, North West
Highlands, Scotland, UK
Sample size: area 8 mm
Owner: Steve Rust
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