 | | Journal (issue) | | issue also: THE COLLECTORS NEWSPAPER Andrzej’s Pocket – a great new find! Tomasz PRASZKIER J. Fisher...Fisher photo. Collector interview: Jolyon Ralph (UK) This time our inteview is again with a very famous person...the creator of mindat.org – Jolyon Ralph from the UK. Jolyon is well known as a webmaster but not many...larger stone, and it had some ... Read on page 17 Fluorite with albite, microcline and stilbite, 6.5 cm wide...wide. Fisher/Kureczka collection. Rogerley Mine, UK – mining for fluorites J. Scovil photo. Tomasz |  | | Journal (article/letter/editorial) | | All photos by the author unless otherwise noted FLUORITE JESSE FISHER 380 Pennsylvania Avenue San Francisco...From the North Pennines Orefield England Figure 1. The Groverake mine, located in upper Rookhopeburn,...operating commercial fluorspar mine in the North Pennines, closing in 1999. Mine waste heaps (known locally...above the mine site. Figure 2 (left). A scattering of numerous penetration-twinned fluorite crystals...the Cambokeels mine in the early 1980s. Figure 3 (right). A penetration-twinned fluorite crystal, 2.5 cm |  | | Journal (article/letter/editorial) | | Fluorite in Mississippi Valley–type Downloaded by ["Queen's University Libraries, Kingston"] at 08:16...(top left). Fluorite, Heights mine, North vein, near Eastgate, Weardale, County Durham, England. This transparent...transparent, dark green twinned fluorite crystal is perched on a triangular piece of ironstone matrix....(center left). Fluorite, Dow Scar level, Hilton mine, near Appleby, Scordale, Cumbria, England. This well-formed...well-formed twinned yellow fluorite crystal has a cluster of smaller fluorites at the base. The specimen |
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Rat Tail Pocket, Rogerley Mine, Rogerley Quarry, Stanhope, County Durham, England, UK