# science art colors nature stars volcano magma lava geology minerals rocks wallart microscope photography scicomm sciart earth microscopy weekend yellow calabria blue purple lines arte abstractart thinsections crystals stones istayhome rocksathome thinsectionthursday twins twinning feldspar microcline amazonite blender3d cycles orthoclase albite moonstone labradorite anorthoclase

A bunch of crystals joining together in a lava makes a "glomerocryst".
Here one made of plagioclase in the lovely andesites from Cabo de Gata, SE Spain.

41 269
2023-03-28

is trending so i’m reposting my extra credit project from mineralogy class- Pyroxene, Olivine, Calcite, and Plagioclase as superheroes!

1 4
2022-11-30

Glomerocryst is a strange word.
But a beauty under the microscope!

Plagioclase glomerocryst in an andesite from Cabo de Gata, Spain.

57 203
2022-07-18

Something different: plagioclase-orthopyroxene coarse intergrowth after garnet.
Sample from Calabria; width c. 1 mm.
Have a nice

27 115
2022-07-16

You can be the most creative artist in the world, but you are never going to beat Nature.

Plagioclase-Pyroxene symplectite after garnet (granulite from Manitoba, CA)

53 271
2022-02-09

Quetzalcoatlite is beautiful and well-named, but I’m voting plagioclase which includes bytownite (for Ottawa)

& labradorite (for Labrador) which is also beautiful, + official mineral of Newfoundland and Labrador and displays labradorescense!

My Newfoundland and Labrador print: https://t.co/mzZH9FdmJH

2 18
2021-09-04

Photomicrographs for your
left: plagioclase-pyroxene symplectite in granulite from Manitoba, CA
right: another "Heart of Stone", from Mar Menor, Spain

30 99
2020-09-06

SILICA and SILICATES last)
from top left clockwise: Pyroxene and Plagioclase (Lipari); "barred" Olivine in chondrite (solar system); Pyroxene in komatiite (Gorgona, Colombia); Chalcedony (Lake Superior)

..because Earth without Art is just eh..

10 35
2020-06-24

SILICA and SILICATES
from top left clockwise: Plagioclase (Adamello, Italy); Myrmekite (Ivrea Zone, Italy); Biotite (Tampere, Finland); Garnet and muscovite (Pfitscher Joch, Italy)

...because Earth without Art is just eh...

47 125
2020-06-23

Day 34 of
for me is basically
More and in
From top left clockwise: Cordierite; Pyroxene, Plagioclase; Kyanite. Enjoy!

9 38
2020-04-17

Come on team Labradorite, Sunstone, Moonstone, the MOON! MARS!
Garnet had its time in the light!
Let's go Anorthite! https://t.co/KOsE2PeLwO

9 23
2019-09-08