What is a massive mineral, greenish in color, and opal-like in appearance. It is essentially a hydrous silicate of iron called?
chloropal — A massive mineral, greenish in color, and opal-like in appearance. It is essentially a hydrous silicate of iron. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00