On this scale, moissanite scores a 9.25, a very good score that makes it one of the hardest substances on earth, and very suitable for every day wear as an engagement ring. However diamonds are the hardest known mineral and receive a 10, while sapphires score a 9 on the hardness scale.
indemnity plan, n 1. a plan that provides payment to the insured for the cost of dental care but makes no arrangement for providing care itself. 2. a dental plan in which a third-party payer provides payment of an amount for specific services regardless of the actual charges made by the provider.
A health insurance plan in which members do not have to choose how to receive services until they need them. The most common use of the term applies to a plan that enrolls each member in both an HMO (or HMO-like) system and an indemnity plan. These plans provide different benefits, depending on whether the member chooses to use plan providers or go outside the plan for services.