Now this is an excursion that you won’t find often… an mining for Opals.
This excursion is near the town of Tequisquiapan, in that state of Querétaro Mexico.
If you have your own car and you speak some Spanish, there is no need to hire a tour guide.
The “main guy” for the opal mine excursion is Héctor Montes. His excursion business is less than 30 minutes from the center of Tequisquiapan, Querétaro, in the small town of Trinidad.
The is location is: Calle Dos de Octubre 1 La Trinidad, 76774 Tequisquiapan, Qro., Mexico.