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GHL NODESCRIPTION
93Gneiss. Non Loc.
94Gneiss. Silicic migmatitic gneiss with compositional layering. Glen Tarbert.
95Gneiss. Psammitic gneiss with spaced compositional layering. Glenfinnan Division. Glen Tarbert.
132Slate. Bethesda quarry, Snowdonia.
142Slate. Bethesda quarry, Snowdonia
180Gneiss. Migmatitic gneiss. Burgeo, Newfoundland.
197Gneiss. Amistoq Gneiss with Nuk pegmatite. Amistoq, West Greenland
205Gneiss. Granulitic gneiss. East of Cluanie, Glen Morriston, Northwest Highlands of Scotland.
209Psammite. Specimen shows 1cm banding. Aigas, Beauly, Inverness-shire, Scotland.
211Migmatite. Beauly, Inverness-shire, Scotland.
230Gneiss. Folded psammitic migmatite gneiss. Non Loc.
231Gneiss. Garnet in gneiss. Lochind, Scotland.
232Garnets in banded metamorphic rock, Canada
233Necked pegmatite in migmatitic bi-gneiss, Swordly Bay
234Garnet porphyroblasts. Kinloch Hourn, West Highlands of Scotland.
235Gneiss. Swarm of quartz plates in gneiss, Grenville, Canada
236Gneiss. Non Loc.
238Eclogite. Non Loc.
239Migmatite. Non Loc.
240Migmatites. Burgeo Road, newfoundland.
241Garnet. Shown in garnet-hornblende metabasite (metamorphosed mafic rock). Near Loch Ruthven, Scotland.
243Serpentinite (metamorphic rock mostly composed of serpentine group minerals). Rock shows chromite layering. West Gander River, Newfoundland.
244Metamorphosed mafic igneous rock. Amphibole formed after xenolithic dyke. Ameralic dyke, Amistag, W Greenland.
246Garnet skarn. Thorr, Donegal.
247Gneiss. Gabbroic anorthosite with original texture despite early Archaean + early Proterozoic deformation. Angmagssalik, E Greenland.
248Mylonite. Garnet overprints in mylonite. Great Lakes.
249Gneiss. Shear zone in migmatitic gneiss. Stare Miasto in Czech Republic.
250Gneiss. Grey gneiss with concordant bands. Cut by pink pegmatitic gneiss. North West Harris, Scotland.
251Anorthosite. Kelyphite rims on garnet in anorthosite. (nb Kelyphite is intergrown brown picotite (spinel) and aluminous pyroxenes) South Harris, Scotland.
252Mylonite. Thin section view.
254Gneiss. Semipelitic gneiss. Lochindorb, Strathspey
255Gneiss. Augen structure. Non Loc.
256Gneiss. Injection gneiss. East of Kirtomy (NE of Bettyhill), Scotland
257Silic-semipel gneissic metaseds - migmatised. Glen Urquhart, Scottish Highlands(1)
258Silic-semipel gneissic metaseds - migmatised. Glen Urquhart, Scottish Highlands(2)
261K-felds augen gneiss in matrix. Rims around K-feld = granulation. Schlieren of amphibolitic material. Clerkhill, Bettyhill, Sutherland
263Garnet: crystals overprinting main foliation (S2) in Mesozoic calc-schists (Bündnerschiefer). Alps
264Augen gneiss. Non loc.
265Folded gneiss. Late folds in Grenville gneiss, Great Lakes.
266Migmatitic granitic gneiss. Grenville gneiss, Great Lakes.
267Metagabbro. Layered metagabbro, SW Greenland
269Sheared serpentinite. Baie Verte Line, Baie Verte Peninsula, Newfoundland
270Gneiss. Gneissic psammite. Early shearing. Glendessary, Scotland
275Mylonite. Porphyroclasts after pebbles in mylonite. West of Tongue, Sutherland
276Mylonite schist with oblate, stretched quartz & quartz/ feldspar pebbles. West of Tongue
349Mylonite. Windsor Pt Group. Coast. Nova Scotia
696Gneiss. Folded gneiss. Ilulissat, West Greenland. Precambrian shield.
697Geiss. Folded gneiss. Ilulissat, West Greenland. Precambrian shield.
698Banded gneiss. Ilulissat, West Greenland. Precambrian shield.
699Gneiss. Migmatitic orthogneiss with intrusive granite sheets & veins. Atta, west of Eqi, West Greenland.
700Contact metamorphism in Carboniferous sediments below Whin sill (quartz dolerite). (Sill forms well-jointed rock at the top of the section) High Force, Northumbria.
703Augen gneiss. Non Loc.
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