Item 2. Properties
ITEM 2 – PROPERTIES
Real Property Holdings and Mineral Reserves
Land
Owned
Land
Leased
Land
Unpatented
Claims
Total
Estimated
Proven
Reserves
Estimated
Probable
Reserves
Total
(acres)
(thousands of tons)
California
795
—
1,030
1,825
3,700
11,226
14,926
Georgia
3,851
1,593
—
5,444
33,874
23,123
56,997
Illinois
105
508
—
613
2,557
1,596
4,153
Mississippi
2,219
1,331
—
3,550
37,180
135,128
172,308
Nevada
535
—
—
535
23,316
2,976
26,292
Oregon
340
—
—
340
—
25
25
Tennessee
178
—
—
178
3,000
3,000
6,000
8,023
3,432
1,030
12,485
103,627
177,074
280,701
The Mississippi, Georgia, Tennessee, Nevada, California and Illinois properties are primarily mineral in nature, except our research and development facility which is included in the Illinois owned land. We mine sorbent minerals primarily consisting of calcium bentonite, attapulgite and diatomaceous shale. We use geologists and mineral specialists who prepared the estimated reserves of these minerals in the table above. See also Item 1 “Business” above for further information about our reserves. The properties in Mississippi, Georgia, California and Illinois are currently in active production and collectively produced approximately 756,000 tons of finished product in both fiscal years 2020 and 2019 . Parcels of such land are also sites of manufacturing facilities operated by us. We own approximately one acre of land in Laval, Quebec, Canada, which is the site of the processing, packaging and distribution facility for our Canadian subsidiary .
M INING P ROPERTIES
Our mining operations are conducted on land that we own or lease. The Georgia, Illinois and Mississippi mining leases generally require that we pay a minimum monthly rent to continue the lease term. The rental payments are typically applied against a stated royalty related to the number of unprocessed, or in some cases processed, tons of minerals extracted from the leased property. Many of our mining leases have no stated expiration dates. Some of our leases, however, do have expiration dates ranging from 2026 to 2097. We would not experience a material adverse effect from the expiration or termination of any of these leases. We have a variety of access arrangements, some of which are styled as leases, for manufacturing at facilities that are not contiguous with the related mines. We would not experience a material adverse effect from the expiration or termination of any of these arrangements.
Certain of our land holdings in California are represented by unpatented mining claims we lease from the Bureau of Land Management. These leases generally give us the contractual right to conduct mining or processing activities on the land covered by the claims. The validity of title to unpatented claims, however, is dependent upon numerous factual matters. We believe the unpatented claims we lease are in compliance with all applicable federal, state and local mining laws, rules and regulations. Future amendments to existing federal mining laws, however, could have a prospective effect on mining operations on federal lands and include, among other changes, the imposition of royalty fees on the mining of unpatented claims, the elimination or restructuring of the patent system and an increase in fees for the maintenance of unpatented claims. To the extent that future proposals may result in the imposition of royalty fees on unpatented lands, the mining of our unpatented claims may become economically unfavorable. We cannot predict the form that any such amendments might take or whether or when such amendments might be adopted. In addition, the construction and operation of processing facilities on these sites would require the approval of federal, state and local regulatory authorities. See Item 1A “Risk Factors” above for a discussion of other risks to our business related to our mining properties.
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M INING AND M ANUFACTURING M ETHODS
Mining and Hauling
We mine clay in open-pit mines in Georgia, Mississippi, Illinois and California. The mining and hauling operations are similar throughout the Oil-Dri locations, with the exception of California. The land to be mined is first stripped. The stripping process involves removing the overburden and preparing the site to allow the excavators to reach the desired clay. When stripping is completed, the excavators dig out and load the clay onto dump trucks. The trucks haul the clay directly to our processing plants where it is dumped in a clay yard and segregated by clay type if necessary. Generally, the mine sites are in close proximity to the processing plants; however, the maximum distance the clay is currently hauled to a plant is approximately 13 miles.
At our California mines the clay is excavated and hauled to a hopper. An initial crushing and screening operation is performed at the mine site before the trucks are loaded for delivery to the processing plant.
Processing
The processing of our clay varies depending on the level of moisture desired in the clay after the drying process. The moisture level is referred to as regular volatile moisture (“RVM”) or low volatile moisture (“LVM”).
RVM Clay: A front end loader is used to load the clay from the clay yard into the primary crusher. The primary crusher reduces the clay chunks to 2.0 inches in diameter or smaller. From the crusher, the clay is transported via a belt conveyor into the clay shed. A clay shed loader feeds the clay into a disintegrator which reduces the clay to particles 0.5 inches in diameter or smaller. The clay then feeds directly into the RVM kiln. The RVM kiln reduces the clay’s moisture content. From the RVM kiln, the clay moves through a series of mills and screens which further size and separate the clay into the desired particle sizes. The sized clay is then conveyed into storage tanks. The RVM processed clay can then be packaged or processed into LVM material.
LVM Clay: RVM clay is fed from storage tanks into the LVM kiln where the moisture content is further reduced. The clay then proceeds into a rotary cooler, then on to a screening circuit which separates the clay into the desired particle sizes.
In addition, certain other products may go through further processing or the application of fragrances and additives. For example, certain fluid purification and animal health products are processed into a powder form. We also use a proprietary process for our engineered granules to create spherical, uniform-sized granules.
Packaging
Once the clay has been dried to the desired level it will be sized and packaged. Our products have various package sizes and types ranging from bags, boxes and jugs of cat litter to railcars of agricultural products. We also package some of our products into bulk (approximately one ton) bags or into bulk trucks. The size and delivery configuration of our finished products is determined by customer requirements.
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F ACILITIES
We operate clay manufacturing and non-clay production facilities on property owned or leased by us as shown on the map below:
Oil-Dri Plant Site Locations
Location
Owned/Leased
Function
Alpharetta, Georgia
Leased
Non-clay manufacturing and packaging, sales, customer service
Blue Mountain, Mississippi
Owned
Manufacturing and packaging
Chicago, Illinois
Leased
Principal executive office
Coppet, Switzerland
Leased
Customer service office
Jakarta, Indonesia
Leased
Office
Jalisco, Mexico
Leased
Warehouse and office
Laval, Quebec, Canada
Owned
Non-clay manufacturing and clay and non-clay packaging, sales
Mounds, Illinois
Owned
Manufacturing and packaging
Ochlocknee, Georgia
Owned
Manufacturing and packaging
Ripley, Mississippi
Owned
Manufacturing and packaging
Shenzhen, China
Leased
Sales office, customer service
Taft, California
Owned
Manufacturing and packaging
Vernon Hills, Illinois
Owned & Leased
Research and development
Wisbech, United Kingdom
Leased
Non-clay manufacturing and clay and non-clay packaging, sales, customer service
We have no mortgages on the real property we own. The leases for the locations listed above expire as follows: Jalisco, Mexico in 2020; Alpharetta, Georgia in 2021; Shenzhen, China in 2025; Vernon Hills, Illinois in 2026; Wisbech, United Kingdom
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in 2032 and Chicago, Illinois in 2033. The leases for the Coppet, Switzerland and Jakarta, Indonesia offices are on a year-to-year basis. We consider that our properties are generally in good condition, well maintained and suitable and adequate to carry on our business.