You searched for: Specialty Rocks
Ward's® Fulgurite
Supplier: Avantor
Unusual glassy tubes of fused sand produced by lightning strikes in desert sediments. Average size: 1.5"- 2".
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Ripple Marks
Supplier: Avantor
Clearly preserved ripple marks in bedded sedimentary rock. Average slab size: 6 x 8".
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Ward's® Cross-bedded Sandstone
Supplier: Avantor
Sawn and lacquered slab showing thinly bedded truncated layers in a well-cemented sandstone. Large hand specimen.
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Ward's® GEO-Logic Types of Fossilization Topic Set
Supplier: Avantor
Define and compare ways organisms have been preserved.
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Ward's® Mantle Xenolith
Supplier: Avantor
Glossy green dunite (olivine) inclusion in non-genetically related basalt. Average size: 3" x 4".
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Ward's® Porphyry
Supplier: Avantor
Shows porphyritic texture in a fine dark matrix abundant large feldspar phenocrysts. Hand specimen.
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Schist (Mica Garnet)
Supplier: Avantor
Silvery, paragranite and muscovite-rich with medium garnet crystals.
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Algal Stromatolite (Cynobacteria) (PreCambrian)
Supplier: Avantor
Beautifully polished and distinctive slabs or rare 2.3 billion year old fossil stromatolites. Well defined growth structures in matrix.
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Ward's® Stretch Pebble Conglomerate
Supplier: Avantor
Deformed pebbles in a metamorphased conglomerate. Large sawed and lacquered specimen.
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Pocket Hardness Points Set
Supplier: Avantor
Students determine a mineral's hardness between five and 10 on Mohs' scale.
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Supplier: Bel-Art Products, a Part of SP
Supplier: VWR International
Supplier: VWR International
Supplier: VWR International
Supplier: VWR International
Supplier: VWR International
Supplier: Medicom
Supplier: Honeywell Safety Products
Supplier: Ansell Canada
Supplier: Kimberly-Clark
Supplier: VWR International
Supplier: SCN INDUSTRIAL CA
Supplier: Kimberly-Clark