Last Updated:2025/11/26

The geologist carefully examined a sample of vanadiumdravite under the petrographic microscope to determine its crystal habit and elemental composition.

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The geologist carefully examined a sample of vanadiumdravite under the petrographic microscope to determine its crystal habit and elemental composition.

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地質学者は薄片偏光顕微鏡で、アルミニウム、ホウ素、クロム、フッ素、水素、マグネシウム、酸素、カリウム、ケイ素、ナトリウム、バナジウムを含む三方・二三方錐状の鉱物、すなわちバナジウム含有ドラビットの試料を注意深く観察して、その結晶形態と元素組成を調べた。

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