Salto do Jacui gyrolite/apophyllite zeolites

Where: Rio Grande do Sul · South America · approx. -29.1, -53.2 (vicinity only)

Why this spot: Cretaceous basalt vugs

What turns up: Apophyllite, gyrolite, calcite, zeolites in agate mine cavities

Access: Prohibited / view only.

Agate mines on claims; specimens bought

Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.