a supply of goods kept on hand for sale to customers by a merchant, distributor, manufacturer, etc.; inventory. 2. a quantity of something accumulated, as for future use: a stock of provisions.
1 The cost of decomposed granite is between $35 and $50 per cubic yard. 2  The average cost of crushed granite gravel is $60 per cubic yard. 3  The cost of pea gravel is about $50 per cubic yard. 4  The cost of river rocks can be as low as $0.05 per pound.  Mexican beach pebbles average more than $700 per ton.
For  dental fillings, a Mexican dentist can charge you  only $60 versus $400 back home, while a dental implant could cost  $450 compared to $1,000 in the US. In fact, many dental patients  can afford better quality of services and materials in Tijuana than  they could back home.