Discover and read the best of Twitter Threads about #sphalerite
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I had exactly 30min entry-to-exit to explore @hmns.
I’d heard they have a solid collection of trilobites & the massive cut blue sapphire Siren of Serendip is a special exhibit.
But with the clock ticking down, I raced up the stairs & tumbled into Cullen Hall of Gems & Minerals.
I’d heard they have a solid collection of trilobites & the massive cut blue sapphire Siren of Serendip is a special exhibit.
But with the clock ticking down, I raced up the stairs & tumbled into Cullen Hall of Gems & Minerals.
#Crocoite: Shiny red-orange spiketastic lead chromate.
Despite being named for colour-matching saffron, lead makes it firmly “Do Not Lick.”
This particular spikefren is from Adelaide Mine, Tasmania, sticking with “everything cute in Australia can secretly kill you” theme.
Despite being named for colour-matching saffron, lead makes it firmly “Do Not Lick.”
This particular spikefren is from Adelaide Mine, Tasmania, sticking with “everything cute in Australia can secretly kill you” theme.
#Fluorite: a honkin’ massive cube of calcium fluorite with that particular dull-waxy translucence I wanna pet so bad.
No UV light to see if it’d fluoresce pretty colours for me.
From Nikolaevskiy Mine in Russia where hot sulfide solutions crystallized in limestone caverns.
No UV light to see if it’d fluoresce pretty colours for me.
From Nikolaevskiy Mine in Russia where hot sulfide solutions crystallized in limestone caverns.
