Our goal is to make selecting and purchasing specimens easy and convenient. For starters, we offer free shipping and insurance within the United States on all orders over $50. (Orders under $50 incur a $10 shipping charge). And you can pay securely via either PayPal or credit card. Simply add your selections to the cart, checkout using your chosen payment method, and we’ll ship your order on the next business day after payment – it’s that simple!
In the article “What Are Minerals,” we looked at five properties that classify an element or compounds of elements as a mineral. To sum it up, the five properties are as follows: A mineral is solid. A mineral is naturally occurring. Minerals are inorganic substances. Minerals have a specific, predictable chemical composition. Minerals have an…
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