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Hey
Caramel ~
The Lava piece is 3.5 inches [8.9 cm] wide x 1.2 inches [3 cm] high. It currently occupies a special spot on the Kitchen Windowsill in the Sun.
Here's a Geological discussion...
~ Geologic Origin Of The Sonoran Desert ~
Near my Boondocking Campsite where I found this Specimen under a Shrub. A challenging Environment that demands Sobriety and Mindfulness, IMO...