1.4K views · 388 reactions | Ettringite - Wessels Mine, Hotazel,...
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1.4K views · 388 reactions | Ettringite - Wessels Mine, Hotazel,...
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FacebookThe Arkenstone Gallery of Fine Minerals
16 reactions | Great color ettringite from Nchwaning II Mine, South Africa Available | Patrick Arkfeld | Facebook
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16 reactions | Great color ettringite from Nchwaning II Mine, South Afr…
187 views2 weeks ago
FacebookPatrick Arkfeld
You’re right! That’s ettringite. #MineralMonday This lovely yellow specimen comes from the N’Chwaning II Mine in the famous Kalahari Manganese Field of Northern Cape, South Africa—an extremely well-preserved, 2.2 billion-year-old sedimentary rock formation (the largest known land-based manganese deposit on Earth). Beyond its beauty and collectability, ettringite is used to regulate the hydration of cement, playing an important role in its setting process. You can take a closer look here: https:/
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You’re right! That’s ettringite. #MineralMonday This lovely yello…
171 viewsAug 23, 2021
FacebookYale Peabody Museum
Ettringite on matrix with beautiful double terminated crystals and great contrast Available | Patrick Arkfeld
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Ettringite on matrix with beautiful double terminated crystals and gr…
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FacebookPatrick Arkfeld
Ettringite on Calcite #crystals #crystalsdotcom #kyanite
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Ettringite on Calcite #crystals #crystalsdotcom #kyanite
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Patrick Arkfeld on Instagram: "Ettringite Nchwaning II Mine, South Africa Sold"
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Patrick Arkfeld on Instagram: "Ettringite Nchwaning II Mine, Sou…
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Patrick Arkfeld on Instagram: "Ettringite from Nchwaning II Mine, South Africa Great color! Available $275"
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Patrick Arkfeld on Instagram: "Ettringite from Nchwaning II Mine…
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Instagramarkfeld_minerals
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