Which Metamorphic Mineral Commonly Forms Porphyroblasts

question 13

Multiple Choice

Which metamorphic mineral commonly forms porphyroblasts?

• A)amphibole
• B)calcite
• C)chlorite
• D)garnet

---

Definitions:

Cost Variance

The difference between the estimated cost of a project or production and the actual cost incurred.

Standard Cost

A predetermined cost of manufacturing, established based on historical data, for the purpose of budgeting and performance evaluation.

Actual Cost

The true cost incurred to produce a good or deliver a service, including all direct and indirect expenses.

Cost Variances

Cost variances refer to the difference between the expected (budgeted) costs and the actual costs incurred during a specific period.