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Showing results for tags 'mazon creek'.
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 31mm X 20mm (1-1/4" x 3/4").-
- 1
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- mazon creek
- pennsylvanian
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(and 3 more)
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY FREEZE/THAW METHOD &HAMMER BLOW. SPECIMEN IS 112mm x 25mm (4-3/8" x 1"). YELLOW DEXTRIN APPLIED TO SPECIMEN.-
- 1
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- mazon creek
- ne illinois
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(and 3 more)
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 32mm X 14mm (1-1/4" x 9/16"). ACETIC ACID BATH, ALBUMEN APPLIED.-
- 1
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- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 50mm X 40mm (2" x 1-7/16"). CONCAVE HALF IS CRACKING DUE TO PYRITE DISEASE?-
- 1
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- mazon creek
- pennsylvanian
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(and 3 more)
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 45mm X 13mm (1-3/4" x 1/2"). CONCAVE HALF BROKEN ACROSS SPECIMEN - GLUED.-
- 1
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- francis creek shale
- ne illinois
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(and 3 more)
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY FREEZE/THAW METHOD & LIGHT HAMMER TAP. SPECIMEN 60mm X 40mm (2-3/8" x 1-5/8").-
- 2
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- mazon creek
- pennsylvanian
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(and 3 more)
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY FREEZE-THAW & LIGHT HAMMER BLOW. MULTIPLE PINNAE. SPECIMEN 100mm X 50mm (3-15/16" x 2").-
- 2
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- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY FREEZE-THAW & LIGHT HAMMER TAPS. SPECIMEN 95mm X 30mm (3-3/4" x 1-3/16"). YELLOW DEXTRIN APPLIED TO SPECIMEN.-
- 1
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- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. TWO TEETH - SPECIMENS 12mm X 8mm (1/2" x 5/16") AND 8mm X 5mm (5/16" x 3/16") . MOST OF EACH TOOTH IS BURIED IN THE MATRIX. BROKEN PIECE OF MATRIX GLUED BACK INTO POSITION PARTIALLY COVERING ONE OF THE TEETH.-
- 3
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- pennsylvanian
- ne illinois
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 28mm X 8mm (1-1/8" x 5/16").-
- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN, INCLUDING SIDE BRANCH, 30mm X 12mm (1-3/16" x 1/2").-
- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 123mm X 9mm (4-7/8" x 3/8"), AVERAGE. INTERNODAL LENGTH 76mm (3"). SMALL PORTION NEAR TIP OF CONVEX HALF GLUED. YELLOW DEXTRIN APPLIED TO SPECIMEN.-
- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 18mm X 6mm (11/16" x 1/4").-
- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN, 85mm X 55mm (3-3/8" x 2-3/16"). YELLOW DEXTRIN APPLIED TO SPECIMEN.-
- 1
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- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 75mm x 50mm (2-15/16" x 1-15/16"). PAINTED WITH YELLOW DEXTRIN TO INCREASE CONTRAST.-
- 3
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- mazon creek
- ne illinois
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 60mm X 50mm (2-3/8" x 2"). BADLY WEATHERED. YELLOW DEXTRIN APPLIED TO SPECIMEN.-
- 1
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- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 64mm X 18mm (2-9/16" x 11/16"). YELLOW DEXTRIN APPLIED TO SPECIMEN.-
- 1
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- mazon creek
- pennsylvanian
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 48mm X 17mm (1-15/16" x 11/16").-
- pennsylvanian
- mazon creek
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A0017 Taeniophyllum latifolium + plant debris
Mark Kmiecik posted a gallery image in Member Collections
From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPLIT FACE 40mm x 35mm (1-1/16" x 1-3/8"). Taeniophyllum SPECIMEN MEASURES 4mm x 3mm (3/16" x 1/8")-
- 1
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- pennsylvanian
- ne illinois
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW, CONCAVE HALF BROKEN IN HALF AND GLUED. SPECIMEN 30mm x 20mm (1-3/16" x 13/16"). ACETIC ACID BATH APPLIED.-
- pennsylvanian
- ne illinois
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. 13mm (1/2") DIAMETER.-
- 1
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- pennsylvanian
- ne illinois
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A0009 ?Taeniophyllum latifolium + plant debris
Mark Kmiecik posted a gallery image in Member Collections
From the album: Mark's Mazon Creek Fossils
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. FACE DIMENSIONS 45mm X 32mm (1-3/4" x 1-1/4"). ACETIC ACID BATH APPLIED.-
- mazon creek
- ne illinois
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES OF SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. CAST PRESENT, 25mm x 15mm x 5mm (1" x 5/8" x 3/16") . ACETIC ACID BATH APPLIED.-
- 1
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- pennsylvanian
- ne illinois
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From the album: Mark's Mazon Creek Fossils
BOTH HALVES OF SIDERITE CONCRETION, SPLIT BY HAMMER BLOW. SPECIMEN 55mm X 9mm (2-1/8" x 3/8"). ACETIC ACID BATH APPLIED.-
- 2
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- mazon creek
- pennsyvanian
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(and 3 more)
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From the album: Mazon creek assortment
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- 1
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- mazon creek
- essexella
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