Tuff: Mineral information, data and localities.

A pyroclastic rock where the average size of more than 75% of the pyroclastic fragments is less than 64mm and less than 25% of the fragments are lapilli. A

Ignimbritic tuff: Mineral information, data and localities.

Rhyolitic crystal tuff: Mineral information, data and localities.

Lapilli-tuff: Mineral information, data and localities.

A and B) Photographs of two areas showing the lapilli tuff

GeoSights: Pine Park and the Ancient Supervolcanoes of

Tuff Data

Calcite-carbonatite: Mineral information, data and localities.

Global Volcanism Program

Tuff Data

New hominin remains and revised context from the earliest Homo

Minerals, Free Full-Text

Hand-sample photo of what is known to be Lava Creek Tuff “unit 2

Lapilli-tuff: Mineral information, data and localities.

Vitrophyre-tuff association, Osham Hill. a Large outcrop showing