1 Igneous rocks that form too quickly for crystals to form have what is called a glassy texture. 2  Obsidian is the only glassy igneous rock, and can be identified by its dark color. 3  This looks like dark black glass. An example of an intrusive rock is granite. 2  When magma is above the earth's crust, it is known as lava. 3  Extrusive rocks form through very fast cooling of lava above the Earth's surface. 4  Extrusive rocks have very small, almost microscopic crystals.
A bittersweet, mild spice, marjoram is common in German and Polish cooking, where it is an important part of the spice mixture for sausage. It is also found in the popular English dish of roast goose with chestnut stuffing.
It is a hardy perennial in zone 5. Marjoram on the other hand, is a more tender plant, grown as an annual in zone 5. It has smaller leaves and a milder taste. It is often used in rice dishes, butter sauces, and poultry recipes. Marjoram grows wild in the Mediterranean where is has been adored for centuries.Check out our recipe section for ideas for using Oregano and Marjoram in the kitchen. Find great Oregano recipes here! Compare the different Oregano and Marjoram varieties we offer by clicking here.Find out more about each variety we carry by clicking on one of the blue links below, or simply type the plant name in our search box above.arjoram grows wild in the Mediterranean where is has been adored for centuries. Check out our recipe section for ideas for using Oregano and Marjoram in the kitchen. Find great Oregano recipes here! Compare the different Oregano and Marjoram varieties we offer by clicking here.