Rare Red-Brown Heulandite Fan with Clear Apophyllite Crystals in a Trimmed-out Pocket of Volcanic Basalt Matrix
A perfect, rare, highly lustrous red-brown heulandite fan capped with numerous, water-clear double terminated fluorapophyllite crystals. The heulandite fan shares the trimmed-out pocket of volcanic basalt rock with large flawless clear fluorapophyllite crystals. A small exposure of blue-gray botryoidal chalcedony remains from the original crystal growth in the pocket. This is a spectacular, flawless museum-quality specimen. Named in 1822 after John Henry Heuland, a mineral collector and mineral dealer living in England.
From the famous zeolite locality at Jalgaon District, Nashik Division, Maharashtra, India.
125 x 70 x 60 mm, 478 grams.
A perfect, rare, highly lustrous red-brown heulandite fan capped with numerous, water-clear double terminated fluorapophyllite crystals. The heulandite fan shares the trimmed-out pocket of volcanic basalt rock with large flawless clear fluorapophyllite crystals. A small exposure of blue-gray botryoidal chalcedony remains from the original crystal growth in the pocket. This is a spectacular, flawless museum-quality specimen. Named in 1822 after John Henry Heuland, a mineral collector and mineral dealer living in England.
From the famous zeolite locality at Jalgaon District, Nashik Division, Maharashtra, India.
125 x 70 x 60 mm, 478 grams.
A perfect, rare, highly lustrous red-brown heulandite fan capped with numerous, water-clear double terminated fluorapophyllite crystals. The heulandite fan shares the trimmed-out pocket of volcanic basalt rock with large flawless clear fluorapophyllite crystals. A small exposure of blue-gray botryoidal chalcedony remains from the original crystal growth in the pocket. This is a spectacular, flawless museum-quality specimen. Named in 1822 after John Henry Heuland, a mineral collector and mineral dealer living in England.
From the famous zeolite locality at Jalgaon District, Nashik Division, Maharashtra, India.
125 x 70 x 60 mm, 478 grams.
