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Mineral Cup #MinCup24
@mineralcup.bsky.social
Which mineral is the best of them all? Campaign & vote in #MinCup each September. Founded in 2017 by Eddie Dempsey, admin Mika McKinnon, always looking for volunteers! www.MineralCup.org
1.5k followers85 following406 posts
MCmineralcup.bsky.social

#MinCup24#Omphacite#Kyanite Omphacite tells the tale of high-pressure subduction and tectonic forces that brought it back. Kyanite whispers of the great mountain ranges under which it formed, now eroded away. Which mineral’s story moves you? ⚒️🧪 geology

Vote in Round 2 Match 6 — Mineral Cup
Vote in Round 2 Match 6 — Mineral Cup

Omphacite vs Kyanite

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NMyirara-bah.bsky.social

I don't really care for either. Need some good arguments. Though omphacite with garnets seems to be a thing, and a really beautiful one at that. #mincup24

0
DGglacierpique.bsky.social

Crystalline textures record #Omphacite#MinCup24pubs.geoscienceworld.org/gsa/geology/...

Pale green massive omphacite crystals, Kefalos Hill, Skotini Bay, Galissas, Syros Island, Aegean Sea, Greece. Image from alexstrekeisen.it, credited to ruff.info.
Aqua-blue carvings of blue omphacite from Guatemala. Image from http://research.amnh.org/users/gharlow/BlueJade0316b.pdf
Black jade carving of a Mayan figure holding a bouquet of maize. Image from 1stDibs.com
Dark green, pre-Colombian jade celt carved with an image of a person with clasped hands hands , possibly a shaman. Image from invaluable.com.
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Mineral Cup #MinCup24
@mineralcup.bsky.social
Which mineral is the best of them all? Campaign & vote in #MinCup each September. Founded in 2017 by Eddie Dempsey, admin Mika McKinnon, always looking for volunteers! www.MineralCup.org
1.5k followers85 following406 posts
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