| | Book | with collectors, especially in recent decades. Scotland is one of several countries rich in agates, so...called 'Scotch pebbles'. The National Museums of Scotland house the national collection of Scottish agates...to the agate collection, published in 1899, was not illustrated. The National Museums of Scotland welcome...Geology National Museums of Scotland Edinburgh Outside and inside of halved agate (sec also fig 92) Front...detail of sagcnitic agate from Dun bog (sec also fig 90) Back cover: Blue Hole agate (sec also fig 5 I) | | | Book (volume) | 80 OXIDES. JASP-AGATE liesembles both Dendritic Moss and Agate Agate in the chalce- donic...structure, which acts as a core This structure in Jasp- Agate is, however, much to pseudo-stalactites. larger...Cacholong and Chalcedony. Occasionally a true agate structure of the fortification type occupies such...Barlocco LIBRARY CALIFORNIA THE MINERALOGY OF SCOTLAND Printed by Nfill and Company, Limited, Edinburgh...MACLEHOSE AND SONS. CO., LIM. THE MINERALOGY OF SCOTLAND BY THE LATE M. FORSTER HEDDLE, M.D., F.R.S | | | Journal (article/letter/editorial) | Blackmar, Box 351, Luling, Texas. "The fact that fine agate is present along the Rio Grande River, up-stream...ample room to park. "In general, the Rio Grande agate occurs both in the stream gravels themself and on...hilltops, bordering the river. I have personally found agate as far upstream as Del Rio and downstream to Falcon...covers a much greater area in all probability. "The agate at Neff's farm occurs in the river-washed gravels...wading across the narrow channel to the island. Good agate can be found all along this channel, and on several | | | Book | Sandy Freir Tony Holland and Cedric Rogers 2. SCOTLAND GEMSTONES OF KINTYRE—Peter Rodgers AGATES OF...the sites' working life. In the Highlands of Scotland, where there is currently much prospecting but...collection of dill er ent varieties of the same stone. Agate is a classic example of this occuring. as it does...varieties as fortification agate, onyx, eye agate, stalactitic agate and moss agate, would indeed be worthwhile...termed classic sites. Examples of these include the agate localities near Montrose, the Lizard headland in | | | Journal (issue) | May, 1976] THE AGATES OF THE MIDLAND VALLEY OF SCOTLAND (An appraisal of the work of Dr M. Forster Heddle)...interest that receive as little attention as the agate. Perhaps its relatively common abundance has had...little space to the many individual varieties of agate or their particular genesis. As a Scottish student...mostly Devonian age across the Midland Valley of Scotland. Since Victorian times these stones have been...Red Sandstone Lavas within the Midland Valley of Scotland J> ",.- \ ~~~,/ J> ",.\ ~~~,/Jf/ Jf/ ,'" ", | | | Book | of Sale of Net Books and may not be resold in the UK below the net price given by the Publishers in their...occurrences 50 West Germany 55 Elba 56 England 56 Scotland 59 France 62 6 Occurrence: The Americas 63 USA...all rock types and in most countries. CHALCEDONY Agate (light to dark colours in concentric bands, translucent)...translucent), fire agate (dark agate with play of colour similar to that in opal, opaque), moss agate (pale yellow...the categories Silex or Kieselstein (including agate, flint opal), Petrosilex or Halleflinta (for jasper | | | Book (volume) | "TOlVERSITY OF CALIFORNIA THE MINERALOGY OF SCOTLAND VOL. II. Printed by Neill and Company, Limited...Pyrites. DRAWN! eV DR HCDDLE THE MINERALOGY OF SCOTLAND BY THE LATE M. FORSTER HEDDLE, M.D., F.R.S...Stereograms of Gypsum, & and c Projections, Map of Scotland, Index to the one- inch Ordnance Survey . . ... Orthoclase. J . G. GOODCHILD. THE MINERALOGY OF SCOTLAND, VOL. II. OXYGEN II. SILICATES. ANHYDKOUS...Orthoclase. in is It Not acted upon by acids. Scotland of much more frequent occurrence than may be | | | Book | 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...London; National Museums of Scotland (Royal Museum and Museum of Scotland), Edinburgh; Oxford University...t.1useum (NaturalHistory). NMSNati:malMuseumof Scotland(RoyalMuseuma:idt.~JSe:.rm of Scot'a:1d). Edinb...parts of the United Kingdom, including England, Scotland and Wales, arc here referred to as Britain. The |
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