Extremely Rare White Agate Formation - Agate and Quartz Slab on Golden Base - Height: 410 mm - Width: 210 mm- 2388 g - (1)






Holds BSc in geology and post-graduate qualifications in geochemistry.
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Extremely Rare White Agate Formation meteorite, an agate and quartz slab on a golden base, from Brazil, weighing 2388 g with dimensions 410 mm high, 210 mm wide and 150 mm deep, one object, Special Mineral Specimen.
Description from the seller
Special White Agate Formation — This splendid slab is a natural example of agate with quartz formations, originating from silica-rich geological environments where cavities filled with chalcedony concretions and crystals developed. The section has been cut and finished by hand to enhance the internal details of the structure, revealing a fascinating mineral landscape rich in color contrasts. On the front side, bands of finely stratified agate delineate the edges of the central cavities, characterized by botryoidal zones and transparent quartz crystals, with tones ranging from ice gray to coppery brown, passing through honey-yellow and raw umber. Some areas show dendritic inclusions and concentric formations that recall organic patterns and botanical motifs. The back, left more natural, presents the classic siliceous matrix with softer tones, enlivened by zones of microcrystalline quartz crystallization. The irregular, unpolished margins preserve the raw and authentic appearance of the original formation, creating a harmonious contrast with the brighter and more defined internal veins. The slab is mounted on a satin-gold metal base, designed to ensure stability and elegance. Thanks to its slender profile and the wealth of details, this specimen represents a perfect decorative object, capable of enhancing any modern or classic environment, and at the same time a magnificent piece for a mineralogical collection. A work of nature that unites science, art and beauty.
Seller's Story
Special White Agate Formation — This splendid slab is a natural example of agate with quartz formations, originating from silica-rich geological environments where cavities filled with chalcedony concretions and crystals developed. The section has been cut and finished by hand to enhance the internal details of the structure, revealing a fascinating mineral landscape rich in color contrasts. On the front side, bands of finely stratified agate delineate the edges of the central cavities, characterized by botryoidal zones and transparent quartz crystals, with tones ranging from ice gray to coppery brown, passing through honey-yellow and raw umber. Some areas show dendritic inclusions and concentric formations that recall organic patterns and botanical motifs. The back, left more natural, presents the classic siliceous matrix with softer tones, enlivened by zones of microcrystalline quartz crystallization. The irregular, unpolished margins preserve the raw and authentic appearance of the original formation, creating a harmonious contrast with the brighter and more defined internal veins. The slab is mounted on a satin-gold metal base, designed to ensure stability and elegance. Thanks to its slender profile and the wealth of details, this specimen represents a perfect decorative object, capable of enhancing any modern or classic environment, and at the same time a magnificent piece for a mineralogical collection. A work of nature that unites science, art and beauty.
