Tecali onyx quarries

Where: Puebla · North America · approx. 18.9, -97.96 (vicinity only)

Why this spot: Banded travertine onyx quarried since prehispanic times and carved in Tecali workshops

What turns up: banded onyx travertine, alabaster

Access: Permission required.

Quarries are family and ejido owned, buy rough in town or ask to visit.

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