"WardsSci000478"

Unpolished metamorphic rock with silky lusture, red-brown colour, and clear parallel intergrown quartz crystals.

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As the wind blows, the arms on this unique anemometer move and lift the reading bar, allowing your students to get a direct reading of wind speed at just a glance. The colorful plastic instrument can be hand-held or permanently mounted. It measures the Beaufort scale from 0–11. Size: 30 x 18cm.

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For drag style collecting.

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Ward's® highest quality and purest mineral offerings.

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Nets allow horizontal or vertical tows for plankton analysis.

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Compact, 2-in-1 field tool and weather instrument.

Pure, bright yellow, Frasch sulfur.

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Obtain fast and accurate humidity readings anywhere by comparing the reading of the wet and dry bulb thermometers on the enclosed humidity chart. Eliminates the hazard of splattering mercury by using a safe and easy to read red liquid. The thermometers are recessed into a protective plastic mounting. The mounting also contains a water reservoir eliminating the need to constantly rewet the wick.

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Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

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Withstands the strongest brush.

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