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328:. It exists as a massive, rock hill that stretches in a 600-foot (180 m) outcrop. It is exposed on the lower 20 feet (6.1 m) of a 60-foot (18 m) bluff; the upper portion of the bluff is formed by glacial sediments left in the last million years. The reef contains a variety of fossils from Silurian period organisms, including
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declared its significance in 1862. It was the first ancient reef described in North
America, and among the first described in the world. It is located North of W. State St., between N. 66th St. and N. 64th St. extended, in Wauwatosa. It was declared a
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in 1939. He was the first to completely diagram a cross-section of the reef. In 1948, the
Bliffert Concrete Company bought the quarry and concrete plant and leased it to the Fuller Company. It was abandoned two years later.
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area in the 1850s to examine Lapham's fossil collection. Hall made
Schonmaker a focus of his studies of ancient reefs and it became the scientific model for reef development in the nineteenth century.
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collected fossils from the site. Day's collection, which featured samples from about two hundred species, was responsible for approximately 90% of reef species identification.
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566:"National Historic Landmark Nomination: Schoonmaker Reef / Wauwatosa Reef, Schoonmaker Quarry, Raphu Station, Francey Reef, Francey Quarry, Wauwatosa Quarry"
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after his death. William C. Alden photographed the reef in 1899; the picture was widely distributed in geology textbooks. In 1904,
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The first known human interaction with the reef was in 1838, when Joseph
Higgins identified it as a source of
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The G. D. Francey Coal, Stone & Supply
Company bought the land from Schoonmaker in 1909 to produce
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purchased the land in 1857. Schoonmaker operated the quarry until 1909 and is its namesake. In 1862,
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In recent years, an apartment complex named The Reef was constructed in front of the reef site.
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published a paper on
Wisconsin reefs, featuring the Schoonmaker Reef, in the
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National
Register of Historic Places listings in Milwaukee County, Wisconsin
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purchased most of Day's collection (over 4 short tons (3.6 t)) for the
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The
Schoonmaker Reef formed approximately 425 million years ago during the
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Natural features on the
National Register of Historic Places in Wisconsin
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Accompanying 4 photos, exterior and interior, from 1899, 1970, and 1990.
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Wangard
Partners, Inc. Acquires Schoonmaker Reef Site for Redevelopment
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first identified the reef as an area of geological interest in 1844.
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National Register of Historic Places in Milwaukee County, Wisconsin
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on the site of a quarry owned by the Schoonmaker family. Geologist
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identified Schoonmaker Reef as the first ancient reef on mainland
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540:"Sanderson Pierce O'Driscoll Families » Schoonmaker Quarry"
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in 1881. Day sold over five thousand fossils to Greene for this
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Joanne Kluessendorf and Donald D. Mikulic (December 18, 1994).
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and another 10,000 of his collection were sold to the
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528:JS Online: Tosa protects piece of geologic history
446:List of National Historic Landmarks in Wisconsin
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320:. The exposed portion of the reef is in the
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507:National Historic Landmark summary listing
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51:U.S. National Register of Historic Places
648:National Historic Landmarks in Wisconsin
643:Landforms of Milwaukee County, Wisconsin
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27:Fossilized reef in Wauwatosa, Wisconsin
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474:"National Register Information System"
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425:Geological Society of America Bulletin
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405:published a paper on the reef in the
274:A closeup of fossilized reef material
237:is a 425 million year-old fossilized
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479:National Register of Historic Places
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678:Lime kilns in the United States
245:. It was discovered in 1844 by
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673:Silurian geology of Wisconsin
408:Geological Society of America
387:Museum of Comparative Zoology
126:Show map of the United States
658:Rock formations of Wisconsin
32:United States historic place
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371:Thomas Chrowder Chamberlin
260:National Historic Landmark
383:Alexander Emanuel Agassiz
183:NRHP reference
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571:. National Park Service.
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584:Cite journal requires
403:Amadeus William Grabau
399:University of Michigan
282:period. It is largely
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484:National Park Service
351:John Schoonmaker and
304:) that is similar to
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167:43.04722°N 87.99361°W
101:Show map of Wisconsin
668:Wauwatosa, Wisconsin
365:Milwaukee, Wisconsin
353:Isaac W. Van Schaick
326:Wauwatosa, Wisconsin
243:Wauwatosa, Wisconsin
140:Wauwatosa, Wisconsin
486:. January 23, 2007.
441:Soldiers' Home Reef
421:Robert Rakes Shrock
209:Designated NHL
172:43.04722; -87.99361
163: /
503:"Schoonmaker Reef"
391:Harvard University
346:Increase A. Lapham
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247:Increase A. Lapham
227:Schoonmaker Quarry
212:September 25, 1997
204:September 25, 1997
18:Schoonmaker Quarry
379:Fisk Holbrook Day
316:in Wisconsin and
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196:Significant dates
16:(Redirected from
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613:The Reef Apt
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235:Francey Reef
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146:Coordinates
637:Categories
513:January 3,
457:References
357:James Hall
330:trilobites
324:valley in
255:James Hall
158:87°59′37″W
417:aggregate
412:in 1903.
314:formation
306:limestone
294:carbonate
291:magnesium
262:in 1997.
155:43°2′50″N
435:See also
410:Bulletin
318:Illinois
296:(CaMg(CO
284:dolomite
280:Silurian
251:Fisk Day
190:97001266
136:Location
336:History
288:calcium
266:Geology
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395:museum
569:(pdf)
594:and
590:help
515:2008
377:and
342:lime
312:, a
249:and
239:reef
389:at
241:in
233:or
185:No.
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