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Hornblende crystals, polarized light micrograph

Hornblende crystals, polarized light micrograph. This mineral contains calcium, sodium, magnesium, iron and aluminum in a silicate matrix. It is a member of the amphibole group of minerals, and it is found in igneous and metamorphic rocks. The area here is less than half a centimeter wide.

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Filename: K17-Hornblende01.jpg
Copyright: Ted Kinsman / Science Source Inc.
Image Size: 3899x3539 / 8.7MB; amphibole color colors crystal crystalline crystals cut earth science geological geology horizontal hornblende illuminated light lit micrograph mineral pattern patterned patterns polarized polished rock rocks section sectioned silicate slice thin
Contained in galleries: science

Hornblende crystals, polarized light micrograph. This mineral contains calcium, sodium, magnesium, iron and aluminum in a silicate matrix. It is a member of the amphibole group of minerals, and it is found in igneous and metamorphic rocks. The area here is less than half a centimeter wide.