the.com/minerals
Rocks with rules — nature's geometry, crystallized over a few million unhurried years.
means Naturally occurring inorganic solids with a definite chemical formula and orderly crystal structure.
from From Medieval Latin minerale, something mined, rooted in minera, ore or mine — the stuff you dig for.
Atomic orderCrystals are atoms stacked in repeating patterns.
Hardness scaleMohs ranks them: talc smudges, diamond scratches all.
Rock distinctionRocks are mixtures; minerals are the pure ingredients.
HeadcountOver 5,000 known, with new ones still surfacing.