This is a fantastic double-terminated Amethyst with smokey zones perched on a cluster of smaller Quartz crystals. The large DT crystal is 6cm and perfect without a single tiny nick. In fact the whole specimen is an undamaged floater crystallized all around. Comes with an on old Roberts Minerals label, which in my experience has always meant quality.

Specimen of solid Chalcocite from the classic Cornwall locality. The Chalcocite grew in a narrow seam and where growth allowed, well formed striated crystals to 2cm formed.

Here is a rare opportunity to get a matrix Cubanite from the world's best locale for the species. Sulfide matrix covered with a druse of small Calcite crystals and scattered, brassy crystals of Cubanite. The crystals have mirror bright luster and some show twinning striations. Some crystals show damage or irregular growth. Ex. Joan Massague collection.

Specimen of chunky Dioptase crystals partially coated by Quartz crystals. The specimen is almost solid Dioptase with some Plancheite or Shattuckite. This is an old specimen from the 1980s or 1990s.

Turquoise specimen from the Art Reno collection, polished on one end. Great blue color and appears very hard. Weighs 43.8 grams.

Well crystallized Copper specimen with branches that come together at the top in a mass of very sharp octahedrons of Copper crystals with individuals crystals 7mm wide. Found in 2008 by Bob Barron while metal detecting the lake floor of Lake Superior in about 15 feet of water off Eagle Harbor.

High quality specimen of Clinoatacamite with an isolated crystals atop sparkling drusy Quartz crystals. Good crystals of this rare species. The Lily Mine is now closed.