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Malachite is a stunning green mineral that has captivated humans for thousands of years. This opaque, green-banded carbonate mineral crystallizes in a monoclinic crystal system, forming beautiful botryoidal, fibrous, or stalagmitic masses deep underground. Malachite deposits are found all across the globe - from the Congo to the American Southwest. Historically, malachite has … [Read more...] about Emerald Elegance: Exploring the World of Malachite Gemstones

Citrine is a variety of quartz that is prized for its warm golden hues. Ranging in color from pale yellow to a deep orangey brown, citrine is often referred to as the "sun stone" due to its ability to retain and emanate the energy of sunlight. This sunny appearance has linked citrine to feelings of joy, energy, and prosperity throughout history, making it one of the most … [Read more...] about Radiant Sunshine: Exploring the World of Citrine Gemstones

There are a number of rocks and minerals in nature that resemble the look of glass. Obsidian, a natural volcanic glass, is perhaps the most similar with its smooth, shiny, black appearance. But there are other types of rocks and minerals that can also take on a vitreous or glass-like luster when light reflects off their surfaces. The transparency of some minerals gives them a … [Read more...] about Gems of Transparency: Rocks and Minerals That Look Like Glass

Azurite is a soft, deep-blue copper mineral that forms when copper ore deposits weather. With a chemical formula of Cu3(CO3)2(OH)2, it occurs in beautiful blue crystals in many localities around the world. When found in massive form, azurite is almost always mixed with the green copper mineral malachite. This mixture, called azurite-malachite or azurmalachite, is frequently cut … [Read more...] about Azurite: The Blue Gem of Ancient Mysteries and Modern Beauty

Calcite is a versatile mineral treasured by lapidarists for its beautiful forms and dazzling colors. As a relatively soft mineral with a Mohs hardness of 3, calcite may not be suitable for all jewelry applications, but its variability makes it perfect for artful lapidary work. The most prized calcite specimens feature brilliant crystal formations, like the transparent Iceland … [Read more...] about The Marvelous World of Calcite: Origins, Varieties, and Uses