Here's some:
``The Geologist Can Find An Ordinary Quartz -- Tourists Call Diamond.''
``Terrible Giants Can Find Alligators Or Quaint Tigers Conveniently Digestible.''
"The Greedy Child Found All Our Feathery Quills To Copy Documents"
"To Get Candy From Aunt Fanny, Quit Teasing Cousin Danny"
It's called the Ore
the mohs hardness scale
how hard is diatomite on mohs scale
The hardness is 3-4 on Mohs scale.
The hardness of Limonite is 4 t0 5.5 on the mohs hardness scale.
The Mohs scale is used to determine the relative hardness of minerals.
It is about 2.5 in the Mohs Hardness Scale.
Granite is not assigned a number on the Mohs scale of hardness. The Mohs scale is a measurement of the relative hardness of minerals. Because granite is a rock composed of a variety of minerals, only the individual minerals which compose it have a Mohs hardness.
Dolomite has a hardness of 3.5-4 on the Mohs scale of hardness.
flint is a type of quartz, so it has a hardness of about 7 on the mohs scale of hardness
Coal, as an organic sedimentary rock, is not determined to have a hardness on the Mohs scale of mineral hardness.
Tourmaline has a hardness of 7-7.5 on the Mohs hardness scale.