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STALACTITE MINERAL SPECIMENS

This specimen began as small thick Prehnite stalactites of light green coloring, with a sparkly luster, that later developed rounded terminations. The stalactites sit atop a layer of Datolite microcrystals, and this specimen was extracted from Prospect Park Quarry, in Passaic County, New Jersey.
HERITAGE AUCTIONS

Mineral collectors certainly enjoy a variety of tastes in what they collect. Some stick to one species like quartz or calcite. In one case, I know a fellow who enjoys collecting just malachite in all its forms. Other mineral collectors take a broader approach to their specialized collection. They may stick to just thumbnails or miniatures, or one locality like Tsumeb or Bisbee, or one country.

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Rock & Gem January 2019, Examining Biblical Minerals Connections, Collecting Stalactites, And More.....