Period

3 results for: phonolite

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Six microscopic enlargements of minerals, page, photomechanical print, Image 1 is quartz, 2 is
LZT26B00_220

Six microscopic enlargements of minerals, page, ph...

Six microscopic enlargements of minerals, page, photomechanical print, Image 1 is titanite, 2 is
LZT26B00_214

Six microscopic enlargements of minerals, page, ph...

Six microscopic magnifications of minerals, page, photomechanical print, Image 1 is sanidine and
LZT26B00_215

Six microscopic magnifications of minerals, page, ...