3 edition of Bumpus Pegmatite Deposit, Oxford County, Maine. found in the catalog.
Bumpus Pegmatite Deposit, Oxford County, Maine.
United States. Bureau of Mines.
|Series||Report of investigations (United States. Bureau of Mines) -- 4862|
Front page of the Maine Mining Journal. He tacked on a tour in Korea as a soldier in the s. Granitic igneous rocks sometimes contain open fissures which are lined with crystals of quartz, feldspar, and other minerals. The name Bixbite remains in wide, although declining, use. Hurlbutite CaBe2 PO4 2.
Kennedy, on the Bird lot previously occupied by the stone crushing plant. The layered sequence of mineral assemblages that developed in zoned pegmatites is the same in many places, so the astute prospector can use this knowledge in searching for mineral specimens. Nowadays, it is most commonly used for gemstone purposes. The first commercially successful emerald synthesis process was that of Carroll Chatham. Several pictures of bald eagles, deer, and turtles flooded my camera. Giant beryl crystals discovered in at the Bumpus Quarry in Albany.
There were tons and tons of feldspar, plus a ton and three-quarters of tourmaline crystals. Henry S. This time we visited with just a couple. That was in
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The book Oxford County approximately pages, and a full Index. The museum will also feature a two-ton beryl crystal, on loan from the American Museum of Natural History in New York City, discovered in at the Bumpus Mine in Albany Township, and a display of the first gem tourmaline found in North America at Mt.
Elder William Quint was invited to occupy the pulpit in Marchand in October he took the pastoral charge, which he held until his death in January Many of these questions can be answered, or at least limited in scope, by a more precise absolute, not just relative: younger or older determination of the time relationships of minerals and geological units.
Osberg, P. A number of minerals besides the metal sulfides may be disseminated through igneous rocks. If you are looking for fine specimens, you should go prepared with heavy hammers, chisels, and other equipment needed for loosening and breaking large slabs of rock from the ledges.
Golden beryl Faceted golden beryl, Figure 1 shows some of these crystals embedded in the quarry wall. The most notorious development in Maine's mining history was the metal mining boom of to Under favorable conditions, pegmatite minerals grew into open cavities in the rock "pockets" or "vugs" where they tended to achieve greater clarity and perfection than other crystals of the same species that are embedded in the matrix Figure 4.
Other Mineral Occurrences in Bedrock In addition to the types of mineral deposits described above, there are other, less common occurrences in Maine. He tried the location he liked the look of, and opened up one new pocket after another.
Bixbite strawberry red.
The better-known minerals that may be found in pegmatite crystal pockets include quartz colorless, smoky, amethyst, or rosecolored tourmaline, beryl golden and aquamarineapatite, and topaz. Early records of the church were destroyed by fire at the home of Hiram Campbell before the Civil War.
Lawrence Stifler and his wife Mary Mcfadden, with plans to reopen it as an educational facility about the history of mining in Oxford County. Like his father, Perham earned a degree in geology at Bates College. Leavitt, D. The alluvial deposits of most interest in Maine are the gold placers.
Several blue or blue-green gem stones can be confused with or misrepresented as aquamarines, including euclase, spinel, topaz, tourmaline and zircon. Worship services were held at a school or in homes, for many years.
Hussey and Austin and Morrill and Hinckley list the metal mines in Maine, and more detailed information can be obtained from publications such as those by Young Numerous names for this extremely rare and highly-desirable gem-quality beryl have been proposed.
Gem Varieties of Beryl: Aquamarine light to dark blue or blue-green.A Collector's Guide to Maine Mineral Localities Chapter 2. Geologic Settings of Maine Minerals. Most of the good mineral localities in Maine occur in one of several common geologic environments, such as granite pegmatites or metamorphic rocks.
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