3.5" Dark Green Malachite Crystal Mineral Specimen On Rock Tiznit Province Morocco
Location: Tiznit Province, Morocco
Weight: 8.4 Ounces
Dimensions: 3.5 Inches Long, 3 Inches Wide, 1.4 Inches Thick
The item pictured is the one you will receive.
Malachite, a copper carbonate hydroxide mineral, is renowned for its vibrant green color and distinctive banded patterns. Its historical significance spans millennia, serving as a pigment, an ornamental stone, and a source of copper. Morocco, in particular, has emerged as a significant source of high-quality malachite, contributing to its global availability and appreciation.
The geological formation of malachite is intrinsically linked to the presence of copper deposits. It typically forms in the oxidized zones of copper ore bodies, where copper sulfides react with carbon dioxide and water. This process, often occurring near the Earth's surface, results in the precipitation of malachite. The characteristic banding observed in malachite is a consequence of variations in the concentration of copper, water, and other impurities during its formation, leading to successive layers of different shades of green or even concentric patterns. The specific conditions of temperature, pressure, and chemical environment dictate the crystal habit and overall appearance of the malachite.
Morocco's geological landscape is abundant in mineral resources, including substantial copper deposits, which are essential for malachite formation. The country's mining history spans centuries, with various minerals being mined for both local use and trade. The malachite found in Morocco often shows vibrant color saturation and detailed banding, making it highly desirable to collectors and artisans. The specific locations of malachite deposits in Morocco are usually linked to well-known copper mining areas. These areas typically have geological formations that promote the oxidation of copper ores, such as fault zones, shear zones, and sites with significant hydrothermal activity. The presence of limestone or other carbonate-rich rocks can also help facilitate malachite formation by providing the necessary carbonate ions.
