Rare Brazilian Tourmaline Cluster W/ Historic Provenance For Sale

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Rare Brazilian Tourmaline Cluster W/ Historic Provenance:
$85.00

This product is a rare Brazilian rubullite tourmaline cluster wThe historic provenance adds a special touch to this piece, making it a valuable addition to any gemstone collection.
Google overview:
The vintage label indicates this specimen was sold by Lehrmittelhandlung Jäger, a prominent historical educational supply company based in Vienna (Wien), Austria, located at Augustinerstraße 1 near the National Library.
Active during the late 19th and early-to-mid 20th centuries, this firm specialized in providing high-quality mineralogical, geological, and scientific specimens to schools, universities, and private collectors.
The historical handwritten price on the label reads 280 Shillings (the currency of Austria prior to the Euro), confirming its mid-century European origin.
Vintage label indicates very good condition for its age with little yellowing or damage
66 g.
Crystals: The sample displays deep reddish-pink to purplish prismatic crystals of the rubellite variety of tourmaline. The elongated, striated habit characteristic of the tourmaline group is visibly intergrown throughout the cluster.
Matrix: The crystals are hosted on a contrasting granitic matrix consisting of light-colored quartz and feldspar (likely albite/cleavelandite variety), alongside darker mica flakes.
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STOCK # LT1-3