Mastodawn

Claudia Zahn Jul 24, 2025

Fantastic #Proustite on #Calcite From Bouismas mine, Bou Azzer District, Zagora Province, Drâa-Tafilalet Region, #Morocco.

Photo ©️ Fine mineral photography
By #GeologyWonders
#Geology #GeologyPage #Nature #Minerals #Crystals #Gems #Nature #NatureLovers #NaturePhotography #Photographer #RockPorn

Claudia Zahn Apr 12, 2025

Cherry-red #Proustite crystals on white #calcite, #Morocco
3 Facts about Proustite
1.It is a silver sulfarsenide mineral (Ag₃AsS₃) named after Joseph L. Proust.
2. It exhibits a striking scarlet-vermilion color.
3. It occurs in hydrothermal deposits, often found with other silver minerals in locations like Chañarcillo, Chile, Morocco, and Freiberg, Germany.
By #GeologicalWondersToo
#GeologyPage #Nature #Minerals #Crystals #Gems #Nature #NatureLovers #NaturePhotography #Photographer #RockPorn

Claudia Zahn Feb 15, 2025

Macro View of previous
#Proustite with iridescent coating
#Cobalt, Ontario
Field of view: 4.4 x 2.9 mm
Photo by Michael Bainbridge
By #GeologicalWondersToo / Karen Kemp
#GeologyPage #Nature #Minerals #Crystals #Gems #Nature #NatureLovers #NaturePhotography #Photographer #RockPorn

Claudia Zahn Feb 15, 2025

#Proustite with iridescent coating
#cobalt Ontario
Photo by Michael Bainbridge
By #GeologicalWondersToo / Karen Kemp
#GeologyPage #Nature #Minerals #Crystals #Gems #Nature #NatureLovers #NaturePhotography #Photographer #RockPorn

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telephon Feb 6, 2025

@nebogeo I really like #Cuprite, it is one of those minerals that combine a very deep colour (here red) and a lustre that is almost metal. #Proustite is a bit like that and Pyrargyrite.