![]() It was initially unearthed in Madagascar and, at one point, was called “mystic merlinite,” though that didn’t stick in an official capacity. The History of Indigo GabbroĬomparatively speaking, indigo gabbro is a recent discovery. That can give some indigo gabbro gemstones a slightly metallic quality, though it’s usually incredibly subtle. When that occurs, it’s due to the presence of specific inclusions, such as mica. The amount of dark or light colours in a single stone can vary, though the deeper-hued ones make up the majority of most gemstones.Īt times, there may be tiny gold flecks in pieces of mystic merlinite. Usually, there are distinct divisions between the various hues, not unlike spots on a leopard. ![]() In most cases, the patterning is more of a mottling than a blending. However, the colours lean cool, with most pieces featuring a subtle lilac tint that makes the stone incredibly unique. Instead, the gem is usually a mix of white, gray, and black. Indigo gabbro gemstones aren’t typically a single colour. As a result, it’s best for lapidaries working with indigo gabbro to wear breathing masks to avoid inhalation of any dust. Regarding barite, inhaling its dust over a prolonged period can cause lung damage. Iron generally only presents a risk if significant quantities are ingested. However, indigo gabbro toxicity isn’t a concern for those simply wearing a piece of jewelry or holding a polished gem. Mainly, this is due to the potential presence of minerals like barite and iron in the stone. Some people worry that mystic merlinite is toxic. However, it isn’t usually fully transparent. As a result, some light can often pass through portions of the stone. Overall, indigo gabbro is typically in the opaque to the translucent range. As a result, it’s mainly used as a gem for jewelry or other ornamental purposes. Additionally, it’s reasonably easy to carve. Unlike some other gabbro stones, the mystic merlinite properties mean this gem readily accepts a polish. As it cools, the surface remains relatively rough. Generally speaking, it’s a volcanic stone, requiring high heat and molten conditions. The coarser grain is a result of how indigo gabbro forms. In many cases, it’s also somewhat dull, though there can be some subtle shimmer due to the crystal-like nature of the stone. Raw indigo gabbro usually falls in the mid-toned to dark colour range and often has a noticeably grainy texture. It features a combination of minerals, including feldspar and quartz. While many call indigo gabbro, or “mystic merlinite,” a gem, it’s technically an igneous rock. For those who’d like to learn more about this outstanding gem, here’s a look at the indigo gabbro properties, colouring, history, and more. If you aren’t familiar with indigo gabbro, you aren’t alone. Along with being amazingly beautiful, it isn’t well known, allowing you to introduce some intrigue into your accessories or collection. That’s what makes the indigo gabbro gemstone so exciting. Whether you’re a jewelry aficionado or an avid gem collector, adding relatively new stones to your collection is a fun way to acquire eye-catching pieces that stand out from the crowd.
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