Cuprite

A variety of Minerals

Rare
Cuprite specimen - rock identification

What is Cuprite?

Cuprite, although varied in colors, is predominately made of copper. This beautiful stone has been excavated worldwide, with some of the largest collections found in the American Southwest's copper veins. It is heavily mined as an ore and used for creating industrial-strength copper products. It is also called "ruby copper" because of its reddish tinge.

Etymology & Origins

Cuprite was first described by Wilhelm Karl Ritter von Haidinger in 1845 and the name derives from the Latin cuprum for its copper content.

Uses & Applications

Cuprite, though a beautiful gemstone, is not typically used in jewelry due to its brittleness. It is, however, found in patina on some bronze and copper artifacts. Artists have also used it to color glass beads, giving them a bloodstone hue.

Healing Properties

Cuprite is believed to give you more confidence and determination so that you can face adversity with a stronger sense of will-power and resolve. It is said to enhance feminine power and provides the emotional support for better relationships. It has been used to attract wealth and success. Many say it will help to put you in touch with those who can help you to achieve your personal, financial and professional goals.

Optical Properties

Refractive Index
2.849
Optical Character
Isotropic

Cuprite Market Value Calculator

Estimate the market value of Cuprite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Preview only. Full pricing comps and valuation report in the app.

Cuprite Localities Map

See where Cuprite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Associated Chakras

Root
Root
Solar Plexus
Solar Plexus

Key Characteristics

Formation of Cuprite

It is a secondary mineral which forms in the oxidized zone of copper sulfide deposits. It frequently occurs in association with native copper, azurite, chrysocolla, malachite, tenorite and a variety of iron oxide minerals. It is known as ruby copper due to its distinctive red color.

Health & Safety Information

  • ⚠️Harm Reason: Cuprite dust is toxic because it contains heavy metals Copper.
  • ⚠️Heavy Metal: Copper
  • ⚠️How to prevent the risks of Cuprite?

More Images

Cuprite specimen 2
© Dake
Cuprite specimen 3
© Robert M. Lavinsky

Quick Facts

Physical Properties

Color
Dark red to cochineal red, almost black
Hardness (Mohs)
3.5 - 4
Density
6.15 g/cm³
Streak
Shining metallic brownish-red
Luster
Metallic, Adamantine, Dull, Sub-metallic
Crystal System
Isometric

Chemical Properties

Chemical Formula
Cu2O
Elements
Cu, O

Also Known As

CupriteRuberiteRed Copper OreOxydulated CopperRed Glassy Copper Ore
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