Chalcedony - SiO2Mineral profile Attributes: Chalcedony is a microcrystalline variety of quartz, characterized by its fine texture and a waxy luster. It...
Magnetite - Fe2+Fe3+2O4Attributes: Magnetite is a magnetic iron ore and a significant source of iron, known for its black or dark brown metallic luster and...
Pyrite - FeS2Attributes: Pyrite, commonly known as "Fool's Gold," is a sulfide mineral recognized for its metallic luster and brassy yellow color,...
Selenite / Satin Spar - CaSO4·2H2OSelenite: Gypsum variation Before we start with Selenite, I want to acknowledge that "Selenite" is supposed to refer to transparent...
Quartz with hematite inclusions - SiO2 + (Fe2O3)Quartz with hematite inclusions Mineral Profile: Attributes: Hematite-included quartz is a variety of quartz characterized by the...
Hematoid Quartz - SiO2Hematoid Quartz Mineral Profile: Hematoid Quartz, also known as Fire Quartz, is a variety of quartz characterized by the presence of...