Agate Crystal Heart Carving with band and druzy greens while other varieties include anandite

while other varieties include anandite

Tiger's eye is formed when parallel veins of crocidolite (blue asbestos) fibres are first altered to iron oxides and then replaced by silica

Real agate is translucent

💜Birthstone zodiac sign: Aquarius

which are formed when cementing minerals form crystallographically continuous crystals in the cement

Agate Crystal Heart Carving with band and druzy greens while other varieties include ananditeAgate is a rock consisting primarily of cryptocrystalline silica, chiefly chalcedony, alternating with microgranular quartz. Agate is a translucent variety of microcrystalline quartz. It is used as a semiprecious stone when it is of desirable quality and color. Agate generally forms by the deposition of silica from groundwater in the cavities of igneous rocks. These structures produce the banded patterns that are characteristic of many agates. Agate