Fuchsite

Fuchsite is just a green, chromium-rich variety of Muscovite. Muscovite (also known as common mica) is just a rock that is common mineral discovered in igneous, metamorphic and sedimentary rocks. Mariposite is also a sort that is chromium-rich of. Another “variety” of green Muscovite is Verdite. Verdite is just a trade name for a green stone that is ornamental mainly an impure Fuchsite originally from North Kaap river, Kaap Station, Southern Africa. Impurities in Verdite include Albite, Chlorite, Corundum, Diaspore, Margarite, Quartz, Rutile and Talc.

Sources of Fuchsite consist of Tasmania and Western Australia; Styria, Austria; Bahia, Minas Gerais and Ouro Preto, Brazil; Powell Township, Timiskaming District, Ontario, Canada; Aquitaine and Midi-Pyrénées, France; Aosta Valley and Piedmont, Italy; Antananarivo Province, Madagascar; Karasburg District, Karas Region, Namibia; Gilgit District, Gilgit-Baltistan (Northern Areas), Pakistan; Kozhim River Basin, Prepolar Ural, Komi Republic, Northern Region and Sverdlovskaya Oblast’, Middle Urals, Urals area, Russia; Barberton District, Mpumalanga Province, Southern Africa; Boliden, Västerbotten, Sweden; Binn Valley, Wallis (Valais), Switzerland; San Antonio Canyon, San Gabriel Mts, San Bernardino Co., California, USA; Graves Mountain, Lincoln County, Georgia, USA; Freeport, Cumberland Co., Maine, United States Of America; Campbell Quarry, Texas, Baltimore County, Maryland, USA; Keating Quarries, Lunenburg, Worcester County, Massachusetts, USA; Sprouses Corner, Farmville District, Buckingham County, Virginia, USA and Anderson Ranch, Carbon County., Wyoming, USA.

Category: Silicate mineral
Chemical Formula: KAl2(Si3Al)O10(OH,F)2 + Cr
Potassium Aluminum Silicate Hydroxide Fluoride + Chromium
Crystallography: Monoclinic – Prismatic

 

Cleavage: Perfect basal
Fracture: Uneven
Moh’s Hardness: 2.5
Density: 2.8–2.9

 

Color: Light to medium green
Luster: Vitreous to pearly