Shear zones

A giant porphyroclast

Barbagia thrust

Bertibubba Gneiss

Bertibubba Gneiss

Bradshaw Mountains Garnetite

brittle-ductile shear zone on ice flow

C-S fabric orthogneiss, Sardinia

C-S fabric Zuccale Fault, Elba Island

C-S fabric, Munsiari Thrust

Camel Hills metasediments

Carboneras Fault

Cataclasites on staurolite-bearing micaschist

CONTACT FELSIC- MAFIC GRANULITE

Contact of the Steynsdorp gneisses

Dalgaringa gneiss

Dalgaringa gneiss

deformed dyke above orogenic base

Delta porphyroclast

Delta type Porphyroclast

Delta-type porphyroclast in augen-gneiss. Photo by Alessandro Petroccia

Delta-type porphyroclast in orthogneiss, Greater Himalayan Sequence, Nepal

Ductile Shear Zone

ductile shear zone, Swaziland

Eidsfjord shear zone

Eidsfjord shear zone

Erabiddy shear zone

extended marbles

Fault breccia, Zuccale Fault

fold interference

folded mylonites

Folding in a ductile shear zone

Foliated gabbro cross cut by an amphibole rich-vein

Glaucophane-bearing metabasite in mylonitic calcschists

Glenburg orogeny mylonites

Hafafit decollement

Heric Augen orthogneiss

High temperture shear zone in migmatites

Insubric Line (“Tonale Line”) mylonites with pseudotachylyte injections

interference pattern figure, sheath folds “Paina Marble” mylonite

Karakorum Fault

Linear fabric in rhyolite – Close up

linear mylonites

melt in shear zone

Metagranite of Monte Mucrone

Milonites, Montenvers, Chamonix

Milonitic leucogranite

Monzogranite mylonite

Moorarie Granite

Mosaic Canyon sheared marble

Mulgandinnah shear zone

Mylonite, Monashee Complex

Mylonites in granite

Mylonites of the Monashee detachement, Shuswap core complex, Canada

Mylonitic augengneisses

Mylonitic gneiss of the Ferriere-Mollières shear zone

Mylonitic granite & pegmatite

Mylonitic granodiorite

Mylonitic metagabbro (Monviso)

Mylonitic micaschist

Mylonitic orthogneiss

Mylonitised calcsilicate

Neogene Folding

Normal sense shear zone, Bhutan

Ophicalcite, Montaretto, La Spezia

Portoro shear zone

Pseudotachylyte veins

Ptygmatic folds

Rabassers Shear Bands

Retrogressed eclogite

Rotated Staurolite

S-C fabric, normal fault, Sasso Rosso (N Apennines)

S-C mylonites in the Calamita Schists

S-C-C’ fabric in orthogneiss

shear band boudins

shear band cleavage

shear band in Erabiddy shear zone

shear band with melt

shear bands in calcsilicate

Shear zone in gneiss

Shear zone Mt. Emison

Shear zones in migmatites

Sheared augen gneiss

Sheared garnet bearing-gneiss

sheared subcontinental mantle

Sheath fold in mylonite

Sheath fold in mylonite

Sheath folds in mylonitic marble

Sigma-type clinopyroxene porphyroclast in HT shear zone

Sigma-type porhyroclast, Palmi shear zone

Sigma-type porphyroclast, Ferriere-Mollieres shear zone, Argentera Massif

Simplon pass mylonite

Sinistral mylonites

Slickenslide fault plane

South Tibetan Detachment

South Tibetan Detachment

South Tibetan Detachment

South Tibetan Detachment

South Tibtean Detachemtn System, North face of Mt. Everest, Tibet

syntectonic granite sheets

Tension gashes in Flysch, Northern Apennines

Tension gashes, Elba Island

The South Tibetan Detachment System, Rongbuk valley, Tibet

Thrust Zermatt-Saas unit over Monte Rosa nappe

Urban geology, Torino, Italy

Uyak Mélange at the Uganik Thrust

Variscan shear zone

Wooramel mylonites

Yarweelor augengneiss

Yarweelor gneiss

Yarweelor Gneiss

Yarweelor Gneiss

Zuccale low-angle normal fault

σ-type porphyroclast