1) Beautiful stone 2) Calcium mineral 3) Cut mineral 4) Decorative stone 5) Gemstone 6) Gemstone mineral 7) Jewel mineral 8) Jewel 9) Mineral gemstone 10) Mineral jewel 11) Polished mineral 12) Polished jewel 13) Precious stone 14) Precious jewel 15) Prized mineral 16) Precious gemstone 17) Prized stone
Found on
https://www.crosswordclues.com/clue/creedite
Creedite is a calcium aluminium sulfate fluoro hydroxide mineral with formula: Ca3Al2SO4(F,OH)10·2(H2O). Creedite forms colorless to white to purple monoclinic prismatic crystals. It often occurs as acicular radiating sprays of fine prisms. It is translucent to transparent with indices of refraction of nα = 1.461 nβ = 1.478 nγ = 1.485. It has ...
Found on
http://en.wikipedia.org/wiki/Creedite
(Hydrated Calcium Aluminum Sulfate Hydroxide Fluoride) Creedite is a rather rare sulfate found as an accessory to highly oxidized ore bodies. It can be confused with cobalt-rich adamite when its color is purple. It lacks adamite's luster, though, and adamite's dome termination is not slanted, as creedite's is. Creedite's purple ...
Found on
https://www.encyclo.co.uk/local/23719
No exact match found.
