Tenorite Cab • A • Oval • 53 mm

Tenorite (also called Black Copper) is another one of the minerals associated with Copper reserves and chrysocolla veins. Tenorite is a near black, dark grey metallic shining copper oxide that can be polished to mirror quality and is often mixed into Chrysocolla veins in Peru. Top-Quality Cabochon fulfilling highest jeweler expectations. Hand-selected top-tear material from the most famous Chrysocolla vein in Peru. Flawless cutting quality, representing superior craftsmanship by our experienced in-house master gem cutters. Ethically sourced and produced. Environmentally friendly and carbon-neutral.

Description: Tenorite is a copper oxide. It is of secondary origin and forms in the oxidation zones of copper ore bodies. Associated minerals are quartz, limonite, azurite, chrysocolla, malachite, cuprite, and other secondary copper minerals. It is typically found as vein fillings.

• Color: near black, dark grey metallic

• Origin: Peru.

• Mining/Collection: Appears associated with Chrysocolla and Azurite in veins from 0 to 70 meters of depth on top of copper reservoirs.

• Hardness: 3.5-4.5 on the Mohs scale

• Ethically mined and produced: Gemrock only buys from legal providers (paper trail). Our Cabochons are exclusively produced by our in-house gemcutters. Our staff works under legal labor contracts, at higher than average salaries, and receives all labor benefits as well as excellency bonuses and a share in the companies’ profits.

• Environmentally friendly and carbon-neutral: Gemrock continuously works towards saving water and energy, and reducing waste along its entire production chain. The remaining impact is measured via carbon footprint evaluation and is neutralized by a reforestation project financed by a small percentage of our profits from each cabochon.

• Care Instructions: Clean your Tenorite by wiping it with a dry cloth.