Margarosanite, Prehnite, Pectolite, Axinite, Willemite - New Jersey

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SKU: MSJ0378
Weight and Dimensions

1lb 13.2 oz, 3" x 4" x 2 1/4"

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A rare Franklin assemblage of margarosanite, prehnite, axinite (red), willemite and pectolite.

A rare Franklin assemblage of margarosanite, prehnite which is the brown/beige fluorescence, axinite (red), willemite and what we believe to be pectolite – the orange area in the middle of the specimen. There are possibly many other Franklin rare minerals.

A rare Franklin assemblage of margarosanite, prehnite, axinite (red), willemite and pectolite.

Margarosanite is a rare calcium lead silicate mineral that shows a beautiful short wave fluorescent response that ranges from blue/white to pastel shades of purple, pink and lavender. For these reasons it is one of the most coveted (and expensive) fluorescent minerals.

A rare Franklin assemblage of margarosanite, prehnite, axinite (red), willemite and pectolite.

First discovered in the Parker Shaft of the famous Franklin mine, in Franklin, Sussex County, New Jersey. A lesser variety of Margarosanite is also found at some of the mines in Filipstad, Varmland County, Sweden, such as Langban and Jakobsberg.

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Quartz Crystals on Calcite - San Antonio Mine, Chihuahua, Mexico

Small delicate crystals of bright green fluorescing quartz are peppered around a matrix of calcite on this striking specimen.
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"Red" Sodalite (Hackmanite) - Deeply Tenebrescent Greenland Mineral

Red sodalite is named for the color it takes on when exposed to sunlight; it is nicely tenebrescent under longwave UV. Under shortwave UV the color deepens, in seconds, to almost black in some areas. 
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Apatite on Sodalite under Midwave UV

A Short Study on Rare Occurrences of Apatite from the Ilimaussaq Complex, Greenland

Rarest of the rare from Greenland - apatite has only been observed in a handful of pieces over the decade+ we have been exploring Greenland. Blue apatite crystals fluorescing under UV.
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w
william tate anderson
margaronanite

fine quality specimen from franklin mine nj

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