
1) Beautiful stone 2) Calcium mineral 3) Cut mineral 4) Decorative stone 5) Gemstone mineral 6) Gemstone 7) Jewel mineral 8) Jewel 9) Mineral jewel 10) Mineral gemstone 11) Monoclinic mineral 12) Polished mineral 13) Polished jewel 14) Precious gemstone 15) Prized stone 16) Precious gem 17) Precious stone
Found on
https://www.crosswordclues.com/clue/clinozoisite

Clinozoisite is a complex calcium aluminium sorosilicate mineral with formula: Ca2Al3(Si2O7)(SiO4)O(OH). It forms a continuous solid solution series with epidote by substitution of iron(III) in the aluminium (m3 site) and is also called aluminium epidote. Clinothulite is a manganese bearing variety with a pinkish hue due to substitution of Mn(III)...
Found on
http://en.wikipedia.org/wiki/Clinozoisite

Clinozoisite is a hydrous silicate of calcium and aluminium mineral found mainly in regional metamorphic rocks and in smaller contact zones of altered limestone. It occurs in varied external appearances, prismatic, needle-like crystals, shapeless, granular or fibrous aggregates. It has the formulae Ca2Al3Si3O12(OH) and a relative hardness of 7.
Found on
http://www.probertencyclopaedia.com/browse/HC.HTM

a monoclinic mineral, hydrous calcium aluminum silicate, a variety of epidote, dimorphous with zoisite.
Found on
https://www.infoplease.com/dictionary/clinozoisite
No exact match found.