 | | Journal (article/letter/editorial) | | Polymetamorphic Rocks of the Valla Field Block, Unst, Shetland Islands. By H. H. Read, D.Sc, A.K.C.Sc, George...account (Eead, 1935) of the metamorphic geology of Unst, in the Shetlands, I have shown that the island...rocks containing them. In polymetamorphism of the Unst type, the minerals cannot be considered apart from...—Geological Map of the Valla Field Block, Unst, and, inset, the Unst Dislocations. gneisses and permeation-gneisses... POLYMBTAMORPHIC ROCKS OF THE VALLA FIELD BLOCK, UNST, SHETLAND ISLANDS. 197 The structurally lowest portion |  | | Journal (article/letter/editorial) | | talc, actinolite, chlorite, and biotite in Unst, Shetland Islands. By H. H. READ, D.Sc. Professor of Geology...Survey in 1930 of the metamorphic rocks of western Unst, numerous small masses were encountered that were...must have been from occurrences similar to these in Unst that M. F. Heddle obtained his fine examples of...minerals from the Hillswick area of the mainland of Shetland. It is the purpose of this communication to describe...belt of the eastern United States. The study of the Unst occurrences throws light not only upon the origin |  | | Journal (article/letter/editorial) | | Metasomatic Development of Zoned Ultrabasic Bodies in Unst, Shetland C. D. CUaTIS and P. E. BROWN Department of...spectacularly zoned ultrabasie bodies occurring in Unst, Shetland. Chemical and phase compositional data are...Flinn (1958) have shown t h a t Unst, the most nol~herly of the Shetland Isles, is composed of metasediments...overlying nappes separated by thrust zones. I n western Unst the basement rocks of the Valla Field Block consist...of the most complete zonal associations. The Lunda Wick body (Read, 1934b, Fig. 5H) has an antigorite |  | | Book | | ENVIRONMENT RESEARCH COUNCIL of Unst and Fetlar in Shetland Geopark Shetland Tectonostratigraphical succession...succession and Quaternary sequence on Unst and Fetlar, Shetland. Landslides Blown sand Peat Alluvial diatomite...UNCONFORMITY Tectonostrati!!raohical succession on Unst and Fetlar Silurian to Devonian Silurian Minor...Silurian Late Cambrian to Silurian Cambrian Shetland OphioliteComplex Cambrian Metaharzburgite Layer...Silurian Norwick Graphitic Schist Norwick Phyllite Unst Phyllite Group Leagarth Phyllite original stratigraphical |  | | Report (issue) | | Pl:ite I Weisdalc Voc. Shetland Mainland, looking south across inshore islands to the Clift Hills and...SCIENCES !British Regional Geology rlShetland By W. Mykura, B.Sc., F.R.S.E. with Contributions...one of the Shetland maps being either published or in press. The remaining Central Shetland map will shortly...memoir coverage will be available for the Shetland Islands. Accordingly, although this Handbook covers...work of the original surveyors. For the Orkney Islands their names are fully acknowledged in the maps |  | | Journal (article/letter/editorial) | | which occur in the regionally metamorphosed rocks of Unst, Shedand Isles. More recendy, Chidester (1962) has...striking resemblance to those described by Read from Unst. These pods occur in Lewisian gneisses which have...epidote amphibolite biotite biotite (chlorite calcite) chlorite quartz chlorite magnetite actinolitechlorite...between the actinolite and biotite zones as in the Unst examples described by Read, but it does occur in...minerals are uncommon. Lenticles consisting mainly of calcite and containing abundant inclusions of small euhedral |  | | Journal (issue) | | .................. Diary of a Trip to the Shetland Islands Roy Starkey 44 .............................was one, specialising in stamps from the Channel Islands but perhaps, more closely associated with minerals...to be mainly the removal of iron stains, clay, calcite and quartz to either clean or uncover minerals...Lepidocrocite from Louchentyre Copper Mine, Dumfreisshire, Scotland. Oh, don't you just love those erratic pebbles...Department for Education and Employment 0800 917 8185 Scotland: Fiona Aitken 01786 479 593 Wales: Alun Taylor |  | | Book | | Thordarson & Armann HosJ...-uldsson 4. Cana,)' Islands Juan Carlos Carracedo & Simon Day 5. The north...Nortlrn·est Highlands of Scotland Con Gillen 9. The Inner Hebrides of Scotland Con Gillen 11. The Gulf...sters Da,·id Alexander Geology and landscapes of Scotland Con Gillen La catastrophe: A1ow11Pelee and the...orkcd m er the past 150 years to establish these islands as a major centre of academic and economic minerJlogy...London; National Museums of Scotland (Royal Museum and Museum of Scotland), Edinburgh; Oxford University |
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