"WardsSci000478"

Bright metallic cubic cleavages; lead ore.

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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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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.

Vente

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.

Vente

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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Hardened natural cement of calcium carbonate that binds other material such as gravel, sand, clay, and silt.

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Feldspar group; good cleavages of pure soda lime feldspar; most show twinning and labradorescence.

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Feldspar group; calcium end member plagioclase crystals in pyroxene matrix.

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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.

Vente

Feldspar group; white to gray, sodium plagioclase cleavages; some faces may show twinning.

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