CAIRNGORM STONE
Dictionary of Science, Literature and Art · 1854 · p. 5
A yellow or brown variety of rock crystal or crystallized silica, from the mountain Cairngorm in Scotland. [s. 194]
Bu kavram başka kaynaklarda da geçiyor
Everybody's Encyclopedia (1912)
The American Dictionary and Cyclopedia (1909)
Dictionary of Science, Literature and Art (1842)
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