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Mineral Specimens with Natroapophyllite
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10.7 x 9.7 x 4.2 cm. A sparkling, gorgeous, large specimen that is a typical Andreasberg matrix literally draped by sharp crystals of apophyllite.
11.9 x 9.4 x 8.7 cm. A big, rich cluster of transparent crystals of apophyllite, with, nestled amongst them, a lone cluster of deep salmon-pink heulandite.
22.9 x 13.8 x 14.8 cm. A beautifully trimmed-out side of a large pocket gleaming with crystals - gemmy, light green apophyllites; pearly, slightly peach-colored stilbites; and even some very large calcite crystals, once of them very large - quite unusual to see, in fact, with these combination pieces.
17.6 x 15.4 x 12.9 cm. A transparent, light golden calcite crystal sharp as a razor and measuring over 5 cm along the edge is beautifully centered in a pocket lined with micro apophyllites. The calcite is sharply twinned, as you can see from the many planes and angles showing, and is also nice for its translucence. A little "bridge" extends from the calcite, connected with a bit of peach-colored stilbite.
9.9 x 9.4 x 4.8 cm. This is a really unusual Indian apophyllite specimen compared to the usual one you might see. As you can see, it has a totally different look from the usual apophyllite specimen, with frosty, doubly-terminated crystals lying attractively on their sides on the matrix rather than sticking up as on specimens from other localities. Crystals measure to 3.5 cm The matrix is covered with sparkly micro-stilbites.
14.4 x 3.4 x 3.1 cm. An elegant, long, slender stalactite covered with faintly green, transparent apophyllites and light salmon-pink stilbites.
Apophyllite, with lustrous, blocky crystals to 3 cm, cupped attractively in the carefully-trimmed matrix. You can see traces of prehnite around the edges, where the apophyllite crystals meet the matrix. 8.5 x 6 x 4.5 cm
6.9 x 6.1 x 4.5 cm. A single, blocky crystal of fluorapophyllite, 2.5 cm along the edge, nestled in a bed of stalactitic stilbites. Beautiful mint-green color and unusual sharp isolation.
20.9 x 11.9 x 8.5 cm. A very large specimen that combines big, fat, peachy clusters of stilbite with gemmy crystals of light green fluorapophyllite. One of these apophyllites measures 9 cm in length, with a green center and water-clear terminations. At the top, you can see a partial stilbite that gives you a look at the radial structure of the crystal growth.
12.0 x 8.0 x 4.7 cm. A superb Indian cabinet combination specimen. A huge, diamond-like, 3.1 cm, gemmy, honey-yellow, pseudo-octahedral powellite crystal is the crowning glory atop the tiara-like cluster of snow-white scolecite blades. The scolecite "tiara" is further accented with few, emerald-like, blocky, pastel-green fluorapophyllite crystals across the top of the specimen. The powellite is pristine, complete all-around and has excellent yellowish-white fluorescence.
This Photo was Mindat.org Photo of the Day - 19th Nov 2008
16.1 x 13.8 x 10.9 cm. A superb specimen featuring a pair of large, blocky, sharp, lustrous, water-green color Apophyllite crystals with associated white Stilbite bladed on basalt matrix. The largest Apophyllite crystal measures 8.5 x 5.5 cm.
4.9 x 4.4 x 3.2 cm. From the superb collection of W.H. Leithauser of Germany, an exquisite Indian combination specimen. There is a natural "pedestal" of finger-like chalcedony stalactites intergrown with sharp, gemmy colorless apophyllites. Atop this pedestal, crosswise, is a hematite-included "book" of heulandite.
20.3 x 18.5 x 12.9 cm. A huge, intact pocket from India. What appears to look like snow here is actually thousands of tiny, slender stalactites of micro-apophyllite. Scattered amongst them are pearly, peach bowtie crystals of stilbite, measuring to 3 cm. The stilbites are perfectly spaced and balanced, and project outwards into the pocket to give the specimen a wonderful 3-dimensionality.
18.2 x 12.2 x 7.6 cm. A pocket wall with a variety show going on. In one place is a cluster of densely intergrown, pale pastel-pink stilbites, looking like a pretty flow. Right beside it is a cluster of blocky green apophyllite crystals with a sugary coating of micro-stilbite. And at the other end of the plate rises a lone stilbite crystal, strangely standing on end and isolated. All on a field of pretty colorless to light peach stilbite crystals.
24.2 x 20.5 x 8.8 cm. A huge plate combining wonderful peach-colored stilbites with blocky apophyllites that show zoning between colorless areas and stripes of green. A large, impressive combination specimen from India.
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Rob Lavinsky, rob@irocks.com
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