Lead-based gemstones, such as pyromorphite and mimetite, require specific safety protocols to prevent toxicity. This guide provides essential handling, cleaning, and storage practices for the conscientious collector.
Linarite is a bright azure to turquoise copper sulfate mineral prized for its vivid blue‑green hue in jewelry and collectors’ pieces, offering unique visual appeal and traditional symbolic meanings.
Anhydrite is an anhydrous calcium sulfate mineral known for its crisp white to colourless appearance and occasional blue hues. Though not a common gemstone, it is prized by collectors and occasional jewelry makers for its unique crystal habit. Readers learn its properties, symbolism, care, and buying tips.
Alunite is a hydrated potassium aluminum sulfate mineral known for its earthy white to green hues and occasional use in ornamental jewelry. This article covers its properties, traditional meanings, care tips, and buying advice for collectors and designers.
Hanksite is a soft, colourless to pink sulfate mineral that forms hexagonal crystals and is prized by collectors for its unique habit and occasional use in ornamental jewelry. Learn its properties, symbolism, care, and buying tips here.
Anglesite is a lead sulfate mineral prized for its bright, glassy appearance ranging from colorless to vivid yellow. Often cut as a collector’s gem, it offers unique optical properties and a rich history, making it a fascinating subject for gemstone enthusiasts.
Baryte is a heavyweight sulfate mineral known for its high specific gravity and range of colors from colorless to vivid blues and yellows. It is used in jewelry, industrial applications, and as a collector’s stone, making it a subject of interest for gem enthusiasts.
Langbeinite is a potassium‑magnesium sulfate mineral known for its colorless to white crystals. It is prized by collectors for its cubic habit and is occasionally used in ornamental jewelry. Learn its properties, symbolism, care, and buying tips.
Kainite is a translucent, often colourless to pale pink or blue, hydrated potassium‑magnesium sulfate‑chloride mineral. It forms in evaporite deposits and is prized by collectors for its crystal habit and subtle hues, while also attracting interest for its symbolic meanings.
Ettringite is a soft, white to pale gray sulfate mineral known for its needle‑like crystals; while not common in jewelry, collectors value its unique formation and traditional crystal meanings.
