A hexagonal or monoclinic pseudohexagonal mineral with the general formula A5(XO4)3(F,Cl,OH) , where A = (Ba,Ca,Ce,K,Na,Pb,Sr,Y) and X = (As,C,P,Si,V). Calcium Phosphate
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Category: <span>A</span>
A fixed iron block used as a base for hammer forging steel
An extremely brittle metal with a crystalline, flaky texture. Symbol, Sb
A folding or arching of layered rock
Coal containing a low percentage of volatile matter and having a high percentage of fixed carbon
A variation from what is expected or normal, occurring outside of any pattern or prediction
Metal cast in a shape suitable for refining by electrolytic process
Annual financial statements issued by a corporation to its shareholders pertaining to the activity of the company for that year
Using determined heating and cooling points and times on a substance, material or alloy to achieve a desired increase in hardness or malleability