Thortveitite
Sc₂Si₂O₇
Silicates
Hardness —
· Monoclinic
KBaNa₂(Mn,Na)₈(Nb,Ti)₄(Si₂O₇)₄O₄(OH)₄(O,F)₂
Seidozerite supergroup, sorosilicate mineral
Named after Robert D. Shannon
Source: Wikidata
We use cookies to make the site work and — with your consent — to improve it. Read more in our privacy policy.