Crushed Green Malachite Chips (Grade A) from the Republic of Congo, Pea-Sized Gravel (2mm-4mm)

Malachite is a relatively soft, copper-rich mineral that has been used for thousands of years to make dyes, paints, and mosaics (just to name a few). This particular malachite is from the Congo Region, which is known for its large, bright green specimens. Malachite is used in almost every trade or craft, from woodworking, to jewelry, to natural paint pigment - you can't go wrong with this top-quality stone! Our coarse material is considered to be pea-sized gravel, ranging between 4 millimeters to 2 millimeters. Please see the corresponding sediment size chart.  Mineral Properties Mohs’s Hardness: 3.5 - 4 Specific Gravity (g/cm3): 3.3 - 4.1 Luster: Vitreous, Silky Color: Bright Green  Origin: Republic of Congo This product is not man-made, mixed with resin, dyed, or stabilized. Pictures are taken in full sun and material is dry. Size measurements are using the metric system (millimeters), including the metric ruler (cm/mm) as shown in the product photos.