This ancient rock is an aggregate of various minerals, the three main minerals that make up lapis lazuli are lazurite, calcite, and pyrite. The rock may also contain minor amounts of diopside, amphibole, feldspar, or mica. Lazurite is the ingredient responsible for producing the gem's most precious color: brilliant royal blue.
Is Lapislazuli a mineral?
Lapis lazuli, also known as lapis or lazuli is a blue metamorphic rock that has been used as a gemstone, sculpting material for thousands of years. High quality lapis lazuli can be a costly gem. The most desirable specimens have a rich, solid blue color and perhaps a few reflective pieces of gold pyrite.
Luster: Vitreous, Greasy
Crystal system: Cubic crystal system
Chemical formula: Na, Ca) ₈Al₆Si₆O₂₄ (S, SO) ₄
Hardness (Mohs hardness scale): 5 – 5.5
Is Lapislazuli a gems with conflicts
Coording with the GIA lapislazuli is mined in several areas. The traditional source of the finest lapis lazuli is the same today as it was thousands of years ago—the mountains of Afghanistan. Other major sources are Chile and Lake Baikal in Siberia, Russia. Minor sources are Angola, Canada, Colorado (US), and Pakistan. Photo: Miking Aromatherapy perfume and essential oil Lapslazuli bottle.
Looks like we like Lapis lazuli since most of recorded human history. Mining can be found for lapis in the Badakhshan Province of northeastern Afghanistan as early as 7000 BC. Jewelry and accesories have been found at Neolithic archaeological sites dating back to about 3000 BC in Iraq, Pakistan, and Afghanistan and also in egyptian archaeological sites that date back to about 3000 BC. It was used in ornamental objects, jewelry and powdered lapis as a cosmetic and a pigment. Europe started during the Middle Ages, it arrived in the form of jewelry, cutting rough, and ground pigment.
Ultramarine blue made from lapis lazuli is one of the few natural pigments with a permanent, vivid blue color, good opacity, and high stability was used by master painters as Vincent Van Gogh (1853-1890) - The Starry Night in 1889. Johannes Vermeer (1632-1675) Girl with a Pearl Earring in about 1665. Giovanni Sassoferrato (1609-1685) produced one of the most vivid examples when he painted The Virgin in Prayer between 1640 and 1650 as an examples. It has always been very expensive and today can be found for over $1,000 per pound.