PAPAGOITE CaCuAlSi2O6(OH)3 (monoclinic) ．dark sky blue in quartz．Messina, Transvaal, South Africa.
PAPAGOITE 為罕見之礦，深藍色，晶体小於1mm，硬度 5 - 5.5 ，常集結與 ajoite 被覆於小礦脈 的間隙．本礦作為水晶的內含物更為難得．常見與 aurichalcite, ajoite, barite, shattuckite and limonite等伴生.礦名來源：Named after the papago indian tribe, Arizona, USA.

著名產地：New Cornelia Mine, Ajo District in Pima County, Arizona, USA and Messina, Transvaal, South Africa.

經典名礦欣賞 ．２
NO.649