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"Geology and Earth Science Clearance"
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Ward's Science Essentials® Fluorite
Fluorite is Green Halide mineral with moh's hardness 4.
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Ward's Science Essentials® Gray Slate
Gray metamorphosed shale showing "slaty cleavage".
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Ptolemaic Planetary System Model
Ptolemaic Planetary System Model.
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LaMotte® Phosphate Test Kit
Precalibrated test tubes and labware give fast, accurate results on-site, in the classroom, or in the lab.
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Ward's Science Essentials® Limestone
Limestone is a gray calcium carbonate that will fizz with dilute HCl.
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Ward's® Basalt (Amygdaloidal)
When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.
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Ward's Science Essentials® Scoria
Scoria is a dark-colored rock formed from lava with a high gas content.
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Ward's Science Essentials® Graphite
A textbook example of pure crystalline carbon which is extermely soft.
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Ward's Science Essentials® Quartzite
Quartzite is hard, non-foliated rock formed from metamorphosed quartz sandstones.
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Ward's Science Essentials® Hornblende
Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.
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Ward's Science Essentials® Milky Quartz
Massive white quartz with a moh's hardness 7.
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Ward's® Basalt (Olivine Porphyry)
When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.
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Ward's® Oligoclase
Feldspar group; white-to-gray cleavages of sodic plagioclase; some show twinning.
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Ward's Science Essentials® Obsidian
Obsidian is hard black colored, volcanic glass.