Young Stars Account. Young Stars account is a unique savings account tailored to suit the banking requirements of children. The Young Stars account allows children up to the age of 18 years, to learn and manage their finances, while the account is operated and monitored completely by their parents. While it will help parents save for their child, it will concurrently enable parents guide their children through the world of banking.
Answers.comÂ® is making the world better one answer at a time. The difference between a mineral that has cleavage and one that has fracture is that cleavage is the tendency of some minerals to brake along flat surfaces and fracture is the tendency of some minerals to brake unevenly along curved or irregular surfaces.
High School Earth Science/Identification of Minerals - Hardness. 1  Hardness is a mineral's ability to resist being scratched. Minerals that are not easily scratched are hard. 2  As you can see, diamond is a 10 on Mohs Scale. Diamond is the hardest mineral, which means that no other mineral can scratch a diamond. Quartz is a 7, so it can be scratched by topaz, corundum, and diamond. Quartz will scratch minerals, such as fluorite, that have a lower number on the scale. Suppose you tested a piece of pure gold for hardness. Calcite would scratch the gold, but gypsum would not because gypsum is a 2 and calcite is a 3.