Rocks & things
Unique crystal of small green Apatite (analyses indicated Fluorapatite) on two faces of a complete, well terminated Tanzanite crystal. I have seen Tanzanite spcimens with Apatite on the Graphite matrix, but never one with Apatite on the Tanzanite crystal.
Tanzanite Merelani Mine, Arusha, Tanzania
Beryl var Morganite with Albite
Atacamite (Spain) - This stone is said to aid the immune system and the thymus gland, and is a stone of confidence and self-motivation from a heart-based perspective, and promotes independence and enthusiasm. At the throat chakra, it aids communication and self-expression, and will assist the thyroid gland and bring energy to the body.
Atacamite / Spain
Malachite and Shattuckite
Polybasite is a sulfosalt mineral of silver, copper, antimony and arsenic. Its chemical formula is [(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]... It forms black monoclinic crystals (thin, tabular, with six corners) which can show dark red internal reflections. It has a Mohs hardness of 2.5 to 3. It is found worldwide and is an ore of silver. The name comes from the number of base metals in the mineral. - Husky Mine, Elsa, Yukon Territory, Canada
Polybasite - Husky Mine, Elsa, Yukon Territory, Canada
Annabergite & Calcite - Km-3 Mine, Lavrion, Attica, Greece
Gorgeous blades of Golden Selenite on Selenite! The blades are both twinned and incredibly gemmy-transparent! I can't stress enough just how rich the color is and the amount of flash this specimen displays under lighting. The surfaces are glassy with no damage or contacts to speak of. From Las Salinas, Otume Village, Pisco Province, Ica Department, Peru. Measures 7.5 cm by 4.6 cm in size. Price $285
Golden Selenite on Selenite from Peru
Rhodochrosite, Quartz, Pyrite, Galena from Colorado by John Betts.