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Gypsum streak test
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Title: Gypsum streak test
Caption: Gypsum streak test. The streak test is used to determine the colour of a mineral in powdered form. It is done by scraping a specimen across a piece of unglazed porcelain known as a streak plate. Gypsum has a white streak. It is a soft mineral composed of calcium sulphate dehydrate (CaSO4 2H2O). Gypsum is defined to have hardness of 2 in the Mohs scale.
Credit: Album / Turtle Rock Scientific/Science Source
Releases: ? Model Release: No - ? Property Release: No
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Image size: 5167 × 3438 px | 50.8 MB
Print size: 43.7 × 29.1 cm | 2034.3 × 1353.5 in (300 dpi)
