3. Revenue Recognition

12 Months Ended

Dec. 31, 2020

Revenue Recognition [Abstract]

Revenue Recognition

Sales of products for the years ended December 31, 2020 and 2019, were as follows:

	Year Ended
	December 31,
	2020		2019
Antimony	$	2,942,628	$	5,450,649
Zeolite		2,118,823		2,623,117
Precious metals		174,079		194,239
	$	5,235,530	$	8,268,005

The following is sales information by geographic area based on the location of customers for the years ended December 31, 2020, and 2019.

	Year Ended
	December 31,
	2020		2019
United States	$	4,662,841	$	7,454,163
Canada		572,689		813,842
Mexico		-		-
	$	5,235,530	$	8,268,005

Sales of products to significant customers were as follows for the years ended December 31, 2020, and 2019:

	For the Year Ended
Sales to Three	December 31,			December 31,
Largest Customers	2020			2019
Mexichem Specialty Compounds Inc.	$	633,846		$	1,823,194
GE Chaplin, Inc.		589,384			-
Nyacol Nanotechnologies		417,501			1,099,504
Kohler		345,899			1,132,674
	$	1,986,630		$	4,055,372
% of Total Revenues		38	%		49	%

Accounts receivable from the Company’s largest customers were as follows for December 31, 2020, and 2019:

	December 31,			December 31,
Largest Accounts Receivable	2020			2019
Nutreco Canada Inc.	$	21,619		$	21,219
Earth Innovations Inc.		68,055			15,184
Ralco Mix		16,600			12,800
Premier Tech		12,255			-
Lake Shore		-			27,854
Total	$	118,529		$	77,057
% of Total Receivables		50	%		27	%

The Company’s trade accounts receivable balance related to contracts with customers was $238,634 at December 31, 2020 and $284,453 at December 31, 2019.