Amethyst Coated In Fishtail Selenite - Vera Cruz, Mexico tourmaline specimen This type of sequential growth—quartz

This type of sequential growth—quartz followed by gypsum—is uncommon

This crystal shows the exact traits that made Jinhua pieces so desirable from the moment they hit the market

Dimensions: 10

Xianghualing Sn-polymetallic ore field

Dimensions: 3

Amethyst Coated In Fishtail Selenite - Vera Cruz, Mexico tourmaline specimen This type of sequential growth—quartzLocality: Piedra Parada, Tatatila Municipality, Veracruz, Mexico Dimensions: 3. 5 3. 0 2. 0 cm A highly unusual quartz specimen from Piedra Parada, Veracruz, consisting of a classic Veracruz style quartz crystal coated by fishtail selenite (gypsum). The underlying quartz shows the slender, sharply terminated habit typical of the locality, while the surface is partially enveloped by bladed, twinned selenite crystals forming distinctive fishtail