Show stone for fireplace the bureau of standards says in regard to alie use of lake shore pebbles or bou in fireplaces there are tain types of stone which should not be placed where they will receive an intensity ot heat the firebox be lined with firebrick but many types of stone may be used in the and arch eliere the licit Is not great granite or rock Is usually the least to heat and inny be cracked if placed where the tire amy reach them bankstone band stone limestone or quartzite will withstand considerable beat without cracking |