Flint is a form of it, 6 letters
Glass-maker's powder, 6 letters
Glassmaker's material, 6 letters
Glassmaker's raw material, 6 letters
Glassmaker's substance, 6 letters
Ingredient in ceramics, 6 letters
Ingredient in glass, 6 letters
It's used in making glass, 6 letters
Mineral used in glassmaking, 6 letters
Most abundant mineral in the Earth's crust, 6 letters
Stuff in those packets you're not supposed to eat, 6 letters
A white or colorless vitreous insoluble solid (SiO2), 6 letters
Absorbent component of some cat litter, 9 letters
Colorless, flammable gas, 8 letters
Flint and opal, essentially, 7 letters
A salt or ester derived from silicic acid, 8 letters
Pertaining to the second most common element in the Earth's crust, 7 letters
Containing a nonmetallic element: Comb. form, 6 letters
Prefix for a hard, glassy mineral, 6 letters
___ Valley (high-tech region), 7 letters
Composition of some chips, 7 letters
Computer chip element, 7 letters
Computer chip material, 7 letters
Element twisted in coils (7), 7 letters
Element used to make semiconductors, 7 letters
Main ingredient for many chips, 7 letters
More than a quarter of the earth's crust, 7 letters
More than a quarter of the earth's crust, by mass, 7 letters
Valley near San Francisco, 7 letters
Valley that's the subject of The New New Thing, 7 letters
Used as a semiconductor in transistors, 7 letters
Occurs in clay and feldspar and granite and quartz and sand, 7 letters
Next to oxygen it is the most abundant element in the earth's crust, 7 letters
A tetravalent nonmetallic element, 7 letters
*Basic computer component, 11 letters
Bit of computer circuitry, 11 letters
Bit of electronics, 11 letters
Microprocessor, e.g., 11 letters
Circuit components, 12 letters
Microprocessors, e.g., 12 letters
Caulk ingredient, perhaps, 8 letters
Controversial implant, 8 letters
Polymeric compound in breast implants, 8 letters
Water-repellent polymer, 8 letters
Computer company car parker?, 12 letters
Pill that relieves computer-related anxiety?, 13 letters
Mold-making material, 11 letters
Any of various compounds of silicon with a more electropositive element or radical, 8 letters
Short broad silique occurring in some cruciferous plants, 7 letters
A lung disease caused by inhaling particles of silica or quartz or slate, 9 letters
Narrow elongated seed capsule peculiar to the family Cruciferae, 7 letters
Narrow elongated seed capsule peculiar to the family Cruciferae, 7 letters