Actinolite Chemical: Ca2(Mg,Fe)5Si8O22(OH)2. Clades: Tremolite group; Inosilicates; Silicate minerals; Lapidae. rom Related postsPelargonium endlicherianumFebruary 14, 2020Myosotis sylvaticaOctober 30, 2020Acidum molybdenicumNovember 25, 2024 Previous postTremoliteNext postArfvedsonite