Blocky opaque apophyllite with minor colourless stilbite and white laumontite on green prehnite. 65x45x10mm. Ex Joe Cilen (7403). Ex Eugene Carmichael (562). Hydroxyapophyllite-(K), prehnite, stilbite, laumontite, from the Fairfax quarry (Centreville Quarry; Sisslers Quarry), Centreville, Culpeper Basin, Fairfax Co., Virginia, USA. Please follow and like us:

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“Grape Agate“, a highly botryoidal, amethystine microcrystalline-quartz (amethyst)/chalcedony from the Mamuju area (Mamudju; Manakarra), Sulawesi Barat Province (West Sulawesi Province), Sulawesi (Celebes), Indonesia. This specimen also has crystals of what appear to be stilbite. Although stilbite is not recorded on Mindat from this location, another zeolite, phillipsite, is. Joe George photo. Please follow and like us:

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