Encyclopedia : A : AF : AFW (7 articles)

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A. F. W. Beauchamp Proctor
Captain Andrew (aka Anthony) Frederick Weatherby Beauchamp-Proctor VC DSO MC and Bar DFC (4 September, 1894 – 21 June, 1921) was a South African recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the face of the enemy that can be awarded to British and Com..
Afwillite
Afwillite is a calcium hydroxide nesosilicate mineral with formula Ca3Si2O4(OH)6. It occurs as glassy, colorless to white prismatic monoclinic crystals. Its Mohs scale rating is 4.5. It occurs as an alteration mineral in contact metamorphism of limestone. It was first described in 1925 for an occu..

 

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