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Collection of rocks and minerals. School and learning. Useful resources. Young geologist.
Mine, mining of tin (Sn) ore, as mineral cassiterite (SnO2). Rocks held in gloved hand. Element used in Lithium-ion batteries, coils of superconducting magnets, pigments, solder, plating and bronze
Crystals flat icons vector set. Collection of crystal silhouettes icon symbol. Abstract geometric shapes. Gemstone icons in a linear minimal style and silhouette. Vector illustration.
crystals art, crystals, mineral, amethyst, precious
Close-up of glass surface with water stains and mineral residue. Transparent texture showing moisture, condensation, and unclean surface.

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