Collectors value Alpine quartz for its exceptional crystal quality
Atlantisite is a unique and relatively rare mineral combination that consists of two distinct minerals: serpentine and stichtite
Star Rose Quartz exhibits a phenomenon called asterism
This specimen will glow hot pink under a long wave UV light
This Vivianite specimen has deep color and translucency which allows the light to penetrate the crystals for a wonderful effect
Marcasite Stalactite from Linwood Mine DX3161 Ring Collectors value Alpine quartz forMarcasite Stalactite from Linwood Mine Approx. Dimensions: 1. 5x1x0. 5 inches Approx. Weight: 6. 8 grams Locality: Linwood Mine, Buffalo, Scott Co., Iowa, USA Marcasite specimens from the Linwood Mine (Buffalo, Scott County, Iowa, USA) are eye catching mineral pieces prized by collectors for their metallic luster and distinctive crystal forms. Marcasite is an iron disulfide (FeS?) mineral that crystallizes in tabular, spear like or stalactitic