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5cmWeight-121gYou will receive the item in the photo
Hydrothermal veins and alpine clefts: cavities in igneous and metamorphic rocks like granite
Zincite with franklinite from ogdensburg Franklin mining district New Jersey USA
Minnesota Pipestone-Catlinite From Southwestern Minnesota Size-4
Sugilite from South Africa Size-2
Pyrite,Marcasite,Baryte,Quartz and galena 5cmWeight-121gYou will receive the itemPyrite,Marcasite,Baryte,galena and Quartz from Oumjane mine Morocco Size 7. 7cm x 5. 6cm x 4. 4cm Weight 116g You will receive the item in the photo Marcasite: Marcasite is an iron sulfide mineral. Mineral class: Sulfides Crystal system: Orthorhombic Hardness: 6 6. 5 on the MOHs scale Rock formation and environments: Rock environments Commonly precipitates in sedimentary rocks such as chalk,limestone, shale and coal beds. Formation process Forms via
