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most commonly silica
which limits how much material can be extracted at any given time
that field is substantial
The result is a material that is simultaneously a fossil and a gemstone: ancient ocean life
There's a good chance something else in there is already calling your name
Terahertz Stone Raw Rough Specimen Metallic Crystal Size:150-200g 1pc most commonly silicaTerahertz stone has a look that's hard to place at first. The metallic silver grey surface catches light in a way that feels almost industrial, almost otherworldly, somewhere between a raw mineral and something engineered. That's because it is engineered. Terahertz is a man made silicon based material developed in Japan, originally created for its electromagnetic properties in the terahertz frequency range. In the crystal community it's become popular
