Unpolierter Malachit | Kongo Triceratops-wirbel Fossil length: 124 cm

Fossil length: 124 cm

polished and supported on a translucent stand

Von diesem Zeitpunkt an veränderte sich diese Rasse kaum noch

an extinct temperate perch

or—as is the case for most ancient sandstones—filled with a chemical cement of silica or calcium carbonate

Unpolierter Malachit | Kongo Triceratops-wirbel Fossil length: 124 cmOrigin: Congo Size: H52cm W40. 5cm D18cm Weight: 30. 10 kg Description: The unpolished front shows a cross section through botryoidal forms and unique combinations of dark and lighter shades of green. Additional Information: Malachite, an accessory rock but a widespread copper mineral, basic copper carbonate, Cu2CO3(OH)2. Due to its striking, bright green color and its occurrence in the weathering zone of almost all copper deposits, malachite serves