STOP MQ1:
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Pillows in basalt -- Archean Mona Schist. |
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Pillows in basalt -- Archean Mona Schist. |
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Pillows in basalt - Archean Mona Schist. Note the light colored spots - possibly immiscible droplets near pillow margin |
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Pillows in basalt - Archean Mona Schist. |
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Pillows in basalt - Archean Mona Schist. |
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Steeply dipping shear zone in pillow basalt - Archean Mona Schist with dark serpentine as sheared matrix to less deformed basalt w/in zone - looking North |
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STOP MQ2:
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Jon Burr climbing down from cab area of large ore truck, Tilden/Empire mine. |
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Jill Kurek standing next to a tire of large ore truck. |
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Empire mine pit overlook (stop A). |
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Empire mine pit overlook (stop A). |
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Empire mine pit overlook (stop A) - Ginny Peterson, Larry Fegel, Luis Sierra, Jill Kurek |
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Empire Mine pit - at stop B - 625' elev. bench - shovel loading blasted ore onto truck. |
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Empire Mine pit - at stop B - 625' elev. bench - shovel mining blasted ore to load in ore truck. |
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Talus fan in Empire pit, Empire/Tilden Mine, Negaunee. |
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Drilling holes for explosives - CD V pit, Empire/Tilden mine - Stop C. |
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Pile surrounding hole drilled for explosives - CD V pit, Empire/Tilden mine - Larry, Luis, Ginny, Jill - Stop C. |
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Pile surrounding hole drilled for explosives - CD V pit, Empire/Tilden mine - Stop C. |
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Pile surrounding hole drilled for explosives - CD V pit, Empire/Tilden mine - Stop C. |
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View of Tilden mine pit from east side - old overlook - Stop D. |
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Large ore truck - Empire/Tilden mine. |
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Grinding chambers - Tilden mine processing plant. |
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Belt transporting crushed ore that is too large to chamber for reprocessing, Tilden mine plant. |
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Screens with micron-scale crushed ore - steam thickening, Tilden mine processing plant. |
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Deslime thickening - cornstarch added to help separate ore - ore sinks and waste material floated off top, Tilden processing plant. |
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Deslime thickening - cornstarch added to help separate ore - ore sinks and waste material floated off top, Tilden processing plant. |
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Conveyer for processed ore, Tilden plant. |
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Large rotating cylinder and conveyer to round out the taconite pellets. |
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End view of part of kiln used in final processing of taconite pellets - brings pellets to 2200 degrees F, Tilden mine processing plant. |
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View from processing plant in vicinity of Kiln overlooking ductwork used to transport taconite pellets for storage and shipping, Tilden Mine. |
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Tailing settling tank, Tilden mine. |
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Tilden mine processing plant control room for part of the process. |
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Tilden mine overlooking west. |
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Shovel loading truck with ore at the bottom of the Tilden mine pit. |
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View looking east at bottom of the Tilden mine pit. |
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Ore rocks at bottom of Tilden mine pit. |
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Orange cones mark spots for future drilling and blasting program in DC III pit - Empire/Tilden mine, stop G. |
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CD III pit from Stop G, Empire/Tilden mine. |
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View to northeast from stop H - top of waste pile at Empire/Tilden mine - second highest point in Michigan @ 1900' elev. |
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View to northwest from stop H - top of waste pile at Empire/Tilden mine - second highest point in Michigan @ 1900' elev. |
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STOP MQ3:
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Lindberg Quarry in Kona Dolomite - quarry wall showing dipping layering |
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Lindberg Quarry in Kona Dolomite - quarry wall showing dipping layering. Jon Burr for scale. |
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Lindberg Quarry in Kona Dolomite - quarry wall showing dipping layering. Jon Burr for scale. |
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STOP MQ4:
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Jacobsville sandstone along eastern shore of Presque Isle, Marquette, near pier. White reduced area on either side of fracture. Larry Fegel for scale. Looking east along fracture. |
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Jacobsville sandstone along eastern shore of Presque Isle, Marquette, near pier. White reduced area on either side of fracture. Jill Kurek for scale. Looking west along fracture |
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Jacobsville sandstone along eastern shore of Presque Isle, Marquette, near pier. White reduced area on either side of fracture. Looking east along fracture. |
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Cross bedding in Jacobsville sandstone along eastern shore of Presque Isle, Marquette, near pier. Looking west. |
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Cross bedding in Jacobsville sandstone along eastern shore of Presque Isle, Marquette, near pier. Looking west. |
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Finger points to red shale clast in Jacobsville sandstone, note reduced white layer across lower part of slide - along eastern shore of Presque Isle, Marquette, near pier. Looking west. |
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Cross bedding in Jacobsville sandstone along eastern shore of Presque Isle, Marquette, near pier. Looking west. |
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North shore of Presque Isle. Morning view toward north with mist on Lake Superior after evening storm. |
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North shore of Presque Isle. Morning view toward northeast with mist on Lake Superior after evening storm. |
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North shore of Presque Isle. Peridotite with red dolomitic veins and spidery pale green serpentine veins. Looking NW. Hammer for scale. |
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North shore of Presque Isle. Peridotite with red dolomitic veins and spidery pale green serpentine veins. Looking NW. Hammer for scale. |
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North shore of Presque Isle. Conglomerate at base of Jacobsville SS with clasts of local rock including gneiss, chert, peridotite (not seen) Hammer for scale. |
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North shore of Presque Isle. Peridotite with red dolomitic veins and spidery pale green serpentine veins - overlain by brown poorly layered fine sand/siltstone interpreted as paleosol, topped by congomerate interpreted as base of Jacobsville SS. |
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North shore of Presque Isle. Peridotite with red dolomitic veins and spidery pale green serpentine veins and white quartz veins at center of some dolomitic veins - looking down. |
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North shore of Presque Isle. Peridotite with red dolomitic veins and spidery pale green serpentine veins and white quartz veins at center of some dolomitic veins - looking down. |
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STOP MQ5:
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View south toward Marquette and Presque Isle from Sugarloaf Mountain. |
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View north along coast from Sugarloaf Mountain. |
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View west from Sugarloaf Mountain, Granite knob (Hogback mountain?) in center view (Jill, Larry, ginny). |
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Sugarloaf Mtn. Granite close-up. |
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Sugarloaf Mountain. Close up of granite with small mafic inclusion. |
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Sugarloaf Mountain, granite close-up. |
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STOP MQ6:
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Negaunee - Photo of folded Jaspilite slab in monument to miners - Negaunee park. |
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Negaunee - Photo of monument to miners made primarily of Jaspilite slabs in - Negaunee park (Larry, Ginny). |
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Memorial stone associated with Negaunee park miners monument inscription - note age of miners! |
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Negaunee - Plaque on monument to miners made primarily of Jaspilite slabs in - Negaunee park . |
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Proterozoic Enchantment lake Formation basal quartz-pebble conglomerate near contact with Archean Mona schist - in woods to NE of roadcut. Other photos showing location of contact (not exposed) with this outcrop in view. |
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Larry Fegel standing on contact between Proterozoic Enchantment lake Formation basal quartz-pebble conglomerate (to left) and Archean Mona schist to right - in woods to NE of roadcut. |
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Close up of Archean Mona schist very near contact with Proterozoic Enchantment lake Formation basal quartz-pebble conglomerate (this o/c in photo with Larry on contact) - in woods to NE of roadcut. Note glacial striations. |
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Upper part of Proterozoic Enchantment Lake formation at northeast end of roadcut - in contact just to left with Mesnard quartzite. Here interbedded slate and metasandstone. Dipping south. |
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Ripple marks on bedding surface of Mesnard quartzite. Dipping south. |
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Well bedded clean Mesnard quartzite. Dipping south. Larry and Ginny for scale. |
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Well bedded clean Mesnard quartzite. Dipping south. Larry and Ginny for scale. |
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Close-up of Well bedded clean Mesnard quartzite. Dipping south. Hammer for scale. |
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Looking NE at bedding surface in Ajibik quartzite - note iron staining. |
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Locally spotty character of Ajibik quartzite. |
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Siamo slate - lookiing ~east at OC - Bedding dips south ~ 60 degrees (note esp. thick pinkish layer) cleavage is steep to South. |
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Siamo slate - close-up of bedding cleavage relationship - lookiing ~east at OC - Bedding dips south ~ 60 degrees (note esp. thick pinkish layer) cleavage is steep to South. Hand lens lanyard for scale. |
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Siamo slate - close-up of bedding cleavage relationship - lookiing ~east at OC - Bedding dips south ~ 60 degrees cleavage is steep to South. Hand lens for scale. |
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Siamo slate - lookiing ~east at OC - Bedding dips south ~ 60 degrees cleavage is steep to South. Close-up showing excellent bedding cleavage relationships - note also cleavage refraction. |
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STOP MQ7:
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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Fold interference patterns in folded Jaspilite (specular hematite and Jasper) on Jasper Knob, Ishpeming. |
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STOP MQ8:
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Fragmental dacite in pavement outcrop along road near south side of Deer Lake. |
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Close-up of volcanic clast in fragmental dacite in pavement outcrop along road near south side of Deer Lake - rock photographed in LaBerge book. |
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Fragmental dacite in pavement outcrop along road near south side of Deer Lake (see LaBerge). |
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Fragmental dacite in pavement outcrop along road near south side of Deer Lake. |
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STOP MQ9:
No Photos Taken. Refer to Samples and Tour info.
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STOP MQ10:
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Harvey Quarry - photo of south end of quarry showing Archean Mona schist at left in fault contact with Proterozoic Mesnard quartzite. Thrust motion brings Mesnard up relative to Mona schist - remobilized fault. |
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Harvey Quarry - photo of north end of quarry showing Proterozoic Mesnard quartzite - dipping north. looking west. |
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Harvey Quarry - photo of north end of quarry showing Proterozoic Mesnard quartzite - dipping north. looking west. |
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Harvey Quarry - photo of north end of quarry showing Proterozoic Mesnard quartzite - dipping north. looking west. Interpreted thrust ramp crosses center of photo parallel to bedding. |
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Harvey Quarry - photo of southmost end of quarry showing Archean Mona schist. looking west. |
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Harvey Quarry - photo of south end of quarry showing Archean Mona schist at left in fault contact with Proterozoic Mesnard quartzite. Thrust motion brings Mesnard up relative to Mona schist - remobilized fault. |
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Harvey Quarry - photo of south end of quarry showing Archean Mona schist at left in fault contact with Proterozoic Mesnard quartzite. Thrust motion brings Mesnard up relative to Mona schist - remobilized fault. Ginny and Jill standing on fault. |
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Harvey Quarry - photo of fault zone between Archean Mona schist at left and Proterozoic Mesnard quartzite. Thrust motion brings Mesnard up relative to Mona schist - remobilized fault. S/C fabrics indicate thrust motion - right side up. |
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Harvey Quarry - photo of fault zone between Archean Mona schist at left and Proterozoic Mesnard quartzite. Thrust motion brings Mesnard up relative to Mona schist - remobilized fault. S/C fabrics indicate thrust motion - right side up . |
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Harvey Quarry - close-up of mesnard quartzite. |
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Harvey Quarry - close-up of Mona Schist. |
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Harvey Quarry - north central part of o/c - photo of bedded Mesnard quartzite - dipping north (right) - looking west. |
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Harvey Quarry - close-up of Mesnard quartzite showing north dipping bedding (parallel to pen) and thin bed above pen that shows steeper cleavage. |
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Harvey Quarry - photo of northernmost end of quarry showing slaty layers in Mesnard quartzite - note near vertical cleavage. |
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Harvey Quarry - north of quarry behind south end of road cut - exposures of stromatolites in kona dolomite. |
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Harvey Quarry - north of quarry behind south end of road cut - exposures of stromatolites in kona dolomite. |
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Harvey Quarry - north of quarry behind south end of road cut - exposures of stromatolites in kona dolomite. |
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Harvey Quarry - north of quarry behind south end of road cut - exposures of stromatolites in kona dolomite. |
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Harvey Quarry - north of quarry behind south end of road cut - exposures of stromatolites in kona dolomite. |
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Harvey Quarry - north of quarry behind south end of road cut - exposures of stromatolites in kona dolomite - steep cleavage parallel to pen and nearly perpendicular to bedding. |
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North of Harvey Quarry - south end of road cut - exposures of well bedded Kona Dolomite - shows nice cleavage bedding relationship (south dipping bedding - steeper cleavage). |
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North of Harvey Quarry - south end of road cut - exposures of well bedded Kona Dolomite - shows nice cleavage bedding relationship (south dipping bedding - steeper cleavage - parallel to pen). |
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North of Harvey Quarry - south end of road cut - exposures of well bedded Kona Dolomite - shows nice cleavage bedding relationship (south dipping bedding - steeper cleavage) - here rocks within Kona are more quartz rich. |
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North of Harvey Quarry - south end of road cut - bedded rocks withing Kona Dolomite - cut by red-colored vein. |
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North of Harvey Quarry - south end of road cut - exposures of well bedded Kona Dolomite - shows nice cleavage bedding relationship (south dipping bedding - steeper cleavage). |
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North of Harvey Quarry - road cut - exposures of predominantly quartzite - well bedded within Kona Dolomite unit - Ginny and Jill for scale. |
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North of Harvey Quarry - road cut - exposures of predominantly quartzite - well bedded within Kona Dolomite unit - Ginny for scale. |
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North of Harvey Quarry - road cut - exposures of predominantly quartzite - well bedded within Kona Dolomite unit - Ginny for scale. |
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View north toward Marquette at Lake Superior from Harvey Quarry Roadcut. |
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North of Harvey Quarry - road cut - exposures of predominantly quartzite - well bedded within Kona Dolomite unit. |
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