Crystal Prospect

Actinolite crystals Mineral Hill Mine, Carroll Co., Maryland
fluorescent CHALCEDONY and MAGNESITE - Bare Hills Serpentine Quarry East, Bare Hills, Baltimore County, Maryland, USA - for sale
SIDERITE,TALC, MAGNETITE, CHRYSOCOLLA - Mineral Hill Mine, Louisville, Carroll County, Maryland, USA - for sale
Fluorescent Deweylite Delight Quarry Baltimore Co. Maryland
Magnetite Carrollite-Siegenite Mineral Hill Mine, Carroll Co., Maryland
Mcguinnessite, Tremolite, serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA
rare POKROVSKITE, Hunting Hill quarry, Rockville, Montgomery County, Maryland, USA - ex Parker
Galena in Quartz - Unnamed Quartz prospect, Baltimore Co., Maryland
violet purple Chromian Clinochlore Kammererite, black Chromite,Unnamed Chromite prospect, Bare Hills, Baltimore County, Maryland

Minerals of Maryland

Fibrous Amphibole Mineral Hill Mine, Carroll Co., Maryland
fluorescing CALCITE with LAUMONTITE - Churchville Quarry (Davis Quarry Company Inc.), Churchville, Hardford County, Maryland, USA - for sale
GOETHITE glass head - Oregon Ore Banks (Oregon Iron Mine), Oregon Ridge Park, Cockeysville, Baltimore County, Maryland, USA - ex Octahedron - for sale
fluorescent phosphorescent Xonotlite, Magnetite, Serpentine, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA, ex Fred J. Parker
rodingite: green Cr Diopside, orange Grossular garnet, Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry), Rockville, Montgomery County, Maryland, USA
Calcite with Todorokite - Medford Quarry, Maryland, USA
Gypsum Selenite crystals - Fort Washington, Prince Georges County, Maryland, USA - for sale