Eric Walker added Silicate mineral - Wikipedia to Nesosilicates and Inosilicates

Eric Walker added Dunite and Pyroxene - Wikipedia to Pyroxenes, and added Pyroxenes to Inosilicates

Eric Walker added Pyroxenes and Silicate mineral - Wikipedia to Inosilicates, and added Inosilicates to Silicates

Eric Walker added a number of topics to Silicates, and added Silicates to Silicon and Minerals and gems